{"success":true,"data":{"pressRelease":{"id":"126146","rtpr_id":"nBw3TmS8Xa","ticker":"AMSU","exchange":"LSE","all_tickers":["AMSU"],"title":"REG-Sand Grove Capital Management LLP Form 8.3","author":"Business Wire","published_at":"2026-08-24T14:00:00.537Z","article_body":"Form 8.3\n\n \n\nFORM 8.3\n\nPUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY\n\nA PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE\n\nRule 8.3 of the Takeover Code (the “Code”)\n\n1. KEY INFORMATION\n (a) Full name of discloser:                                                        Sand Grove Capital Management LLP                                             \n (b) Owner or controller of interests and short positions disclosed, if             Fund(s) for which Sand Grove Capital Management LLP serves as the Investment  \n different from 1(a):                                                               Manager or Discretionary Sub-Advisor                                          \n \n                                                                                                                                                                \n \nThe naming of nominee or vehicle companies is insufficient. For a trust, the                                                                                    \n trustee(s), settlor and beneficiaries must be named.                                                                                                             \n (c) Name of offeror/offeree in relation to whose relevant securities this form     Advanced Medical Solutions Group plc                                          \n relates:                                                                                                                                                         \n \n                                                                                                                                                                \n \nUse a separate form for each offeror/offeree                                                                                                                    \n (d) If an exempt fund manager connected with an offeror/offeree, state this                                                                                      \n and specify identity of offeror/offeree:                                                                                                                         \n (e) Date position held/dealing undertaken:                                         21 August 2026                                                                \n \n                                                                                                                                                                \n \nFor an opening position disclosure, state the latest practicable date prior to                                                                                  \n the disclosure                                                                                                                                                   \n (f) In addition to the company in 1(c) above, is the discloser making              N/A                                                                           \n disclosures in respect of any other party to the offer?                                                                                                          \n \n                                                                                                                                                                \n \nIf it is a cash offer or possible cash offer, state “N/A”                                                                                                       \n\n\n2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE\n\nIf there are positions or rights to subscribe to disclose in more than one\nclass of relevant securities of the offeror or offeree named in 1(c), copy\ntable 2(a) or (b) (as appropriate) for each additional class of relevant\nsecurity.\n\n(a) Interests and short positions in the relevant securities of the offeror or\nofferee to which the disclosure relates following the dealing (if any)\n Class of relevant security:                                            5p ordinary                                         \n \n                                                                                                                          \n \n                                                                                                                          \n                                                                        Interests                   Short positions         \n \n                                                                                                                          \n \n                                                                                                                          \n                                                                        Number           %          Number          %       \n (1) Relevant securities owned and/or controlled:                       6,318,222        2.86%                              \n (2) Cash-settled derivatives:                                          2,251,381        1.02%                              \n \n                                                                                                                          \n \n                                                                                                                          \n (3) Stock-settled derivatives (including options) and agreements to                                                        \n purchase/sell:                                                                                                             \n                                                                        8,569,603        3.88%                              \n \n                                                                                                                          \n \nTOTAL:                                                                                                                    \n\n\nAll interests and all short positions should be disclosed.\n\nDetails of any open stock-settled derivative positions (including traded\noptions), or agreements to purchase or sell relevant securities, should be\ngiven on a Supplemental Form 8 (Open Positions).\n\n(b) Rights to subscribe for new securities (including directors’ and other\nemployee options)\n Class of relevant security in relation to which subscription right exists:         \n Details, including nature of the rights concerned and relevant percentages:        \n\n\n3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE\n\nWhere there have been dealings in more than one class of relevant securities\nof the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as\nappropriate) for each additional class of relevant security dealt in.\n\nThe currency of all prices and other monetary amounts should be stated.\n\n(a) Purchases and sales\n Class of relevant security    Purchase/sale    Number of securities    Price per unit  \n                               \n                                                        \n                               \n                                                        \n 5p ordinary                   Sale             769                     282 GBp         \n                                                                                        \n\n\n(b) Cash-settled derivative transactions\n Class of relevant security    Product description    Nature of dealing                                                                Number of reference securities    Price per unit  \n                               \n                      \n                                                                                                                                  \n                               \ne.g. CFD              \ne.g. opening/closing a long/short position, increasing/reducing a long/short                                                      \n                                                      position                                                                                                                           \n 5p ordinary                   CFD                    Reducing a long position                                                         275                               282 GBp         \n                                                                                                                                                                                         \n\n\n(c) Stock-settled derivative transactions (including options)\n\n(i) Writing, selling, purchasing or varying\n Class of relevant security    Product description e.g. call option    Writing, purchasing, selling, varying etc.    Number of securities to which option relates    Exercise price per unit    Type                             Expiry date    Option money paid/ received per unit  \n                                                                                                                                                                                                \n                                                                                     \n                                                                                                                                                                                                \ne.g. American, European etc.                                                         \n                                                                                                                                                                                                                                                                                      \n\n\n(ii) Exercise\n Class of relevant security    Product description    Exercising/ exercised against    Number of securities    Exercise price per unit  \n                               \n                                                                                                        \n                               \ne.g. call option                                                                                        \n                                                                                                                                        \n                                                                                                               \n                        \n                                                                                                               \n                        \n\n\n(d) Other dealings (including subscribing for new securities)\n Class of relevant security    Nature of dealing                 Details    Price per unit (if applicable)  \n                               \n                                                                            \n                               \ne.g. subscription, conversion                                               \n                                                                                                            \n                               \n                                                                            \n                               \n                                                                            \n\n\n4. OTHER INFORMATION\n\n(a) Indemnity and other dealing arrangements\n Details of any indemnity or option arrangement, or any agreement or              \n understanding, formal or informal, relating to relevant securities which may     \n be an inducement to deal or refrain from dealing entered into by the person      \n making the disclosure and any party to the offer or any person acting in         \n concert with a party to the offer:                                               \n \n                                                                                \n \nIrrevocable commitments and letters of intent should not be included. If there  \n are no such agreements, arrangements or understandings, state “none”             \n                                                                                  \n \n                                                                                \n \nNone                                                                            \n \n                                                                                \n \n                                                                                \n\n\n(b) Agreements, arrangements or understandings relating to options or\nderivatives\n Details of any agreement, arrangement or understanding, formal or informal,  \n between the person making the disclosure and any other person relating to:   \n \n                                                                            \n \n(i) the voting rights of any relevant securities under any option; or       \n \n                                                                            \n \n(ii) the voting rights or future acquisition or disposal of any relevant    \n securities to which any derivative is referenced:                            \n \n                                                                            \n \nIf there are no such agreements, arrangements or understandings, state      \n “none”                                                                       \n                                                                              \n \n                                                                            \n \nNone                                                                        \n \n                                                                            \n \n                                                                            \n \n                                                                            \n \n                                                                            \n\n\n(c) Attachments\n Is a Supplemental Form 8 (Open Positions) attached?    No  \n\n Date of disclosure:    24 August 2026    \n Contact name:          James Evans       \n Telephone number:      +44 20 3161 0743  \n\n\nPublic disclosures under Rule 8 of the Code must be made to a Regulatory\nInformation Service.\n\nThe Panel’s Market Surveillance Unit is available for consultation in\nrelation to the Code’s disclosure requirements on +44 (0)20 7638 0129.\n\n*If the discloser is a natural person, a telephone number does not need to be\nincluded, provided contact information has been provided to the Panel’s\nMarket Surveillance Unit.\n\nThe Code can be viewed on the Panel’s website at www.thetakeoverpanel.org.uk\n(https://cts.businesswire.com/ct/CT?id=smartlink&url=http%3A%2F%2Fwww.thetakeoverpanel.org.uk&esheet=54593651&newsitemid=20260824482739&lan=en-US&anchor=www.thetakeoverpanel.org.uk&index=1&md5=cb82c2fb7ea8944516311921c97952eb)\n.\n\n\n\nView source version on businesswire.com:\nhttps://www.businesswire.com/news/home/20260824482739/en/\n(https://www.businesswire.com/news/home/20260824482739/en/)\n\nSand Grove Capital Management LLP\n\n\nCopyright Business Wire 2026","article_body_html":"","raw_payload":{"data":{"id":"nBw3TmS8Xa","title":"REG-Sand Grove Capital Management LLP Form 8.3","author":"Business Wire","ticker":"AMSU","created":"2026-08-24T14:00:00.537Z","tickers":["AMSU"],"exchange":"LSE","article_body":"Form 8.3\n\n \n\nFORM 8.3\n\nPUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY\n\nA PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE\n\nRule 8.3 of the Takeover Code (the “Code”)\n\n1. KEY INFORMATION\n (a) Full name of discloser:                                                        Sand Grove Capital Management LLP                                             \n (b) Owner or controller of interests and short positions disclosed, if             Fund(s) for which Sand Grove Capital Management LLP serves as the Investment  \n different from 1(a):                                                               Manager or Discretionary Sub-Advisor                                          \n \n                                                                                                                                                                \n \nThe naming of nominee or vehicle companies is insufficient. For a trust, the                                                                                    \n trustee(s), settlor and beneficiaries must be named.                                                                                                             \n (c) Name of offeror/offeree in relation to whose relevant securities this form     Advanced Medical Solutions Group plc                                          \n relates:                                                                                                                                                         \n \n                                                                                                                                                                \n \nUse a separate form for each offeror/offeree                                                                                                                    \n (d) If an exempt fund manager connected with an offeror/offeree, state this                                                                                      \n and specify identity of offeror/offeree:                                                                                                                         \n (e) Date position held/dealing undertaken:                                         21 August 2026                                                                \n \n                                                                                                                                                                \n \nFor an opening position disclosure, state the latest practicable date prior to                                                                                  \n the disclosure                                                                                                                                                   \n (f) In addition to the company in 1(c) above, is the discloser making              N/A                                                                           \n disclosures in respect of any other party to the offer?                                                                                                          \n \n                                                                                                                                                                \n \nIf it is a cash offer or possible cash offer, state “N/A”                                                                                                       \n\n\n2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE\n\nIf there are positions or rights to subscribe to disclose in more than one\nclass of relevant securities of the offeror or offeree named in 1(c), copy\ntable 2(a) or (b) (as appropriate) for each additional class of relevant\nsecurity.\n\n(a) Interests and short positions in the relevant securities of the offeror or\nofferee to which the disclosure relates following the dealing (if any)\n Class of relevant security:                                            5p ordinary                                         \n \n                                                                                                                          \n \n                                                                                                                          \n                                                                        Interests                   Short positions         \n \n                                                                                                                          \n \n                                                                                                                          \n                                                                        Number           %          Number          %       \n (1) Relevant securities owned and/or controlled:                       6,318,222        2.86%                              \n (2) Cash-settled derivatives:                                          2,251,381        1.02%                              \n \n                                                                                                                          \n \n                                                                                                                          \n (3) Stock-settled derivatives (including options) and agreements to                                                        \n purchase/sell:                                                                                                             \n                                                                        8,569,603        3.88%                              \n \n                                                                                                                          \n \nTOTAL:                                                                                                                    \n\n\nAll interests and all short positions should be disclosed.\n\nDetails of any open stock-settled derivative positions (including traded\noptions), or agreements to purchase or sell relevant securities, should be\ngiven on a Supplemental Form 8 (Open Positions).\n\n(b) Rights to subscribe for new securities (including directors’ and other\nemployee options)\n Class of relevant security in relation to which subscription right exists:         \n Details, including nature of the rights concerned and relevant percentages:        \n\n\n3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE\n\nWhere there have been dealings in more than one class of relevant securities\nof the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as\nappropriate) for each additional class of relevant security dealt in.\n\nThe currency of all prices and other monetary amounts should be stated.\n\n(a) Purchases and sales\n Class of relevant security    Purchase/sale    Number of securities    Price per unit  \n                               \n                                                        \n                               \n                                                        \n 5p ordinary                   Sale             769                     282 GBp         \n                                                                                        \n\n\n(b) Cash-settled derivative transactions\n Class of relevant security    Product description    Nature of dealing                                                                Number of reference securities    Price per unit  \n                               \n                      \n                                                                                                                                  \n                               \ne.g. CFD              \ne.g. opening/closing a long/short position, increasing/reducing a long/short                                                      \n                                                      position                                                                                                                           \n 5p ordinary                   CFD                    Reducing a long position                                                         275                               282 GBp         \n                                                                                                                                                                                         \n\n\n(c) Stock-settled derivative transactions (including options)\n\n(i) Writing, selling, purchasing or varying\n Class of relevant security    Product description e.g. call option    Writing, purchasing, selling, varying etc.    Number of securities to which option relates    Exercise price per unit    Type                             Expiry date    Option money paid/ received per unit  \n                                                                                                                                                                                                \n                                                                                     \n                                                                                                                                                                                                \ne.g. American, European etc.                                                         \n                                                                                                                                                                                                                                                                                      \n\n\n(ii) Exercise\n Class of relevant security    Product description    Exercising/ exercised against    Number of securities    Exercise price per unit  \n                               \n                                                                                                        \n                               \ne.g. call option                                                                                        \n                                                                                                                                        \n                                                                                                               \n                        \n                                                                                                               \n                        \n\n\n(d) Other dealings (including subscribing for new securities)\n Class of relevant security    Nature of dealing                 Details    Price per unit (if applicable)  \n                               \n                                                                            \n                               \ne.g. subscription, conversion                                               \n                                                                                                            \n                               \n                                                                            \n                               \n                                                                            \n\n\n4. OTHER INFORMATION\n\n(a) Indemnity and other dealing arrangements\n Details of any indemnity or option arrangement, or any agreement or              \n understanding, formal or informal, relating to relevant securities which may     \n be an inducement to deal or refrain from dealing entered into by the person      \n making the disclosure and any party to the offer or any person acting in         \n concert with a party to the offer:                                               \n \n                                                                                \n \nIrrevocable commitments and letters of intent should not be included. If there  \n are no such agreements, arrangements or understandings, state “none”             \n                                                                                  \n \n                                                                                \n \nNone                                                                            \n \n                                                                                \n \n                                                                                \n\n\n(b) Agreements, arrangements or understandings relating to options or\nderivatives\n Details of any agreement, arrangement or understanding, formal or informal,  \n between the person making the disclosure and any other person relating to:   \n \n                                                                            \n \n(i) the voting rights of any relevant securities under any option; or       \n \n                                                                            \n \n(ii) the voting rights or future acquisition or disposal of any relevant    \n securities to which any derivative is referenced:                            \n \n                                                                            \n \nIf there are no such agreements, arrangements or understandings, state      \n “none”                                                                       \n                                                                              \n \n                                                                            \n \nNone                                                                        \n \n                                                                            \n \n                                                                            \n \n                                                                            \n \n                                                                            \n\n\n(c) Attachments\n Is a Supplemental Form 8 (Open Positions) attached?    No  \n\n Date of disclosure:    24 August 2026    \n Contact name:          James Evans       \n Telephone number:      +44 20 3161 0743  \n\n\nPublic disclosures under Rule 8 of the Code must be made to a Regulatory\nInformation Service.\n\nThe Panel’s Market Surveillance Unit is available for consultation in\nrelation to the Code’s disclosure requirements on +44 (0)20 7638 0129.\n\n*If the discloser is a natural person, a telephone number does not need to be\nincluded, provided contact information has been provided to the Panel’s\nMarket Surveillance Unit.\n\nThe Code can be viewed on the Panel’s website at www.thetakeoverpanel.org.uk\n(https://cts.businesswire.com/ct/CT?id=smartlink&url=http%3A%2F%2Fwww.thetakeoverpanel.org.uk&esheet=54593651&newsitemid=20260824482739&lan=en-US&anchor=www.thetakeoverpanel.org.uk&index=1&md5=cb82c2fb7ea8944516311921c97952eb)\n.\n\n\n\nView source version on businesswire.com:\nhttps://www.businesswire.com/news/home/20260824482739/en/\n(https://www.businesswire.com/news/home/20260824482739/en/)\n\nSand Grove Capital Management LLP\n\n\nCopyright Business Wire 2026"},"type":"article","timestamp":"2026-08-24T14:00:00.626479286Z","server_sent_at_ms":1787580000626},"received_at":"2026-08-24T14:00:00.705Z","source_url":"https://www.businesswire.com/news/home/20260824482739/en/"},"analysis":{"id":"115089","press_release_id":"126146","analysis_json":{"industry":null,"redFlags":[],"eventType":"insider_transaction","narrative":"Sand Grove Capital Management LLP filed a Rule 8.3 disclosure regarding its interests in Advanced Medical Solutions Group plc, reporting a total long position of 6,318,222 ordinary shares representing 2.86% of the company.\n\nThe filing also revealed cash-settled derivatives of 2,251,381 shares and stock-settled derivatives of 8,569,603 shares.\n\nOn August 21, the discloser sold 769 shares and reduced a long CFD position by 275 shares at a price of 282 GBp per share.","sentiment":"neutral","agentHooks":{"shouldPost":false,"suggestedAngle":"Routine 8.3 filing shows immaterial selling by major holder."},"keyFigures":{"customDimensions":{"sale_price":"282 GBp","sale_volume":769,"shares_held":6318222,"percent_held":"2.86%","cfd_reduction_volume":275,"cash_settled_derivatives":2251381,"stock_settled_derivatives":8569603}},"quotedText":"","namedEntities":{"people":[{"name":"James Evans","role":"Contact"}],"products":[],"companies":[{"name":"Advanced Medical Solutions Group plc","ticker":"AMSU","relationship":"Subject of disclosure"},{"name":"Sand Grove Capital Management LLP","relationship":"Discloser / Investment Manager"}],"dollarAmounts":[{"amount":"282 GBp","context":"Price per share for sale and CFD reduction"}]},"materialImpact":{"score":1,"reasoning":"Routine regulatory disclosure (Form 8.3) regarding a significant shareholder's position. The trading activity (sale of 769 shares and CFD reduction of 275 shares) is immaterial relative to the total holding of over 6 million shares."},"tickerRelevance":{"others":[],"primary":"AMSU"},"globalImportance":15,"audienceRelevance":15,"eventTypeSecondary":[],"importanceComponents":{"dealVolume":"immaterial","tickerTier":"small_cap","eventGravity":"regulatory_filing"}},"event_type":"insider_transaction","event_type_secondary":null,"sentiment":"neutral","material_impact_score":1,"narrative":"Sand Grove Capital Management LLP filed a Rule 8.3 disclosure regarding its interests in Advanced Medical Solutions Group plc, reporting a total long position of 6,318,222 ordinary shares representing 2.86% of the company.\n\nThe filing also revealed cash-settled derivatives of 2,251,381 shares and stock-settled derivatives of 8,569,603 shares.\n\nOn August 21, the discloser sold 769 shares and reduced a long CFD position by 275 shares at a price of 282 GBp per share.","key_figures":{"customDimensions":{"sale_price":"282 GBp","sale_volume":769,"shares_held":6318222,"percent_held":"2.86%","cfd_reduction_volume":275,"cash_settled_derivatives":2251381,"stock_settled_derivatives":8569603}},"named_entities":{"people":[{"name":"James Evans","role":"Contact"}],"products":[],"companies":[{"name":"Advanced Medical Solutions Group plc","ticker":"AMSU","relationship":"Subject of disclosure"},{"name":"Sand Grove Capital Management LLP","relationship":"Discloser / Investment Manager"}],"dollarAmounts":[{"amount":"282 GBp","context":"Price per share for sale and CFD reduction"}]},"model_name":"glm-4.7","prompt_hash":"sha256:727b4b9429a443af","schema_hash":"sha256:05005c02d9cffac9","created_at":"2026-08-24T15:29:28.029Z","global_importance":15,"audience_relevance":15,"importance_components":{"dealVolume":"immaterial","tickerTier":"small_cap","eventGravity":"regulatory_filing"}},"durationMs":171681,"modelName":"glm-4.7"}}