{"success":true,"data":{"pressRelease":{"id":"111322","rtpr_id":"nBw9mJshwa","ticker":"GAMI","exchange":"OTC","all_tickers":["GAMI","SNR"],"title":"REG-GAMCO Investors Form 8.3","author":"Business Wire","published_at":"2026-08-06T12:01:00.096Z","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: GAMCO Investors, Inc. \n (b) Owner or controller of interests and short positions disclosed, if   \n different from 1(a): \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 Senior 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: August 5, 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 NO \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: Ordinary \n \n \n \n  \n   Interests Short positions \n \n \n \n  \n   Number % Number % \n (1) Relevant securities owned and/or controlled: 178,770 0.04     \n (2) Cash-settled derivatives: 5,800,000 1.38     \n \n \n \n  \n (3) Stock-settled derivatives (including options) and agreements to         \n purchase/sell: \n           \n \n \n \n \n \nTOTAL: \n5,978,770 \n1.42 \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  \n(GBp) \n         \n \n \n \n \n \n \n  \n  \n  \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 \n \ne.g. CFD \ne.g. opening/closing a long/short position, increasing/reducing a long/short \n(GBp) \n position \n           \n \n \n \n \n \n \n \nOrdinary \nCFD \nIncreasing long position \n500,000 \n292.23 \n \n \n \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(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\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 None \n \n \n \n  \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 None \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: August 6, 2026 \n Contact name: David Goldman \n Telephone number: 914-921-7793 \n\n\nPublic disclosures under Rule 8 of the Code must be made to a Regulatory\nInformation Service.\n\nThe Panel’sMarket Surveillance Unit is available for consultation in\nrelation to the Code’s disclosure requirements on +44 (0)20 7638 0129.\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=54585017&newsitemid=20260806303827&lan=en-US&anchor=www.thetakeoverpanel.org.uk&index=1&md5=6dd31042abbd54f6ef433ebecbdfd580)\n.\n\n\n\nView source version on businesswire.com:\nhttps://www.businesswire.com/news/home/20260806303827/en/\n(https://www.businesswire.com/news/home/20260806303827/en/)\n\nGAMCO Investors, Inc.\n\n\nCopyright Business Wire 2026","article_body_html":"","raw_payload":{"data":{"id":"nBw9mJshwa","title":"REG-GAMCO Investors Form 8.3","author":"Business Wire","ticker":"GAMI","created":"2026-08-06T12:01:00.096Z","tickers":["GAMI","SNR"],"exchange":"OTC","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: GAMCO Investors, Inc. \n (b) Owner or controller of interests and short positions disclosed, if   \n different from 1(a): \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 Senior 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: August 5, 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 NO \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: Ordinary \n \n \n \n  \n   Interests Short positions \n \n \n \n  \n   Number % Number % \n (1) Relevant securities owned and/or controlled: 178,770 0.04     \n (2) Cash-settled derivatives: 5,800,000 1.38     \n \n \n \n  \n (3) Stock-settled derivatives (including options) and agreements to         \n purchase/sell: \n           \n \n \n \n \n \nTOTAL: \n5,978,770 \n1.42 \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  \n(GBp) \n         \n \n \n \n \n \n \n  \n  \n  \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 \n \ne.g. CFD \ne.g. opening/closing a long/short position, increasing/reducing a long/short \n(GBp) \n position \n           \n \n \n \n \n \n \n \nOrdinary \nCFD \nIncreasing long position \n500,000 \n292.23 \n \n \n \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(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\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 None \n \n \n \n  \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 None \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: August 6, 2026 \n Contact name: David Goldman \n Telephone number: 914-921-7793 \n\n\nPublic disclosures under Rule 8 of the Code must be made to a Regulatory\nInformation Service.\n\nThe Panel’sMarket Surveillance Unit is available for consultation in\nrelation to the Code’s disclosure requirements on +44 (0)20 7638 0129.\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=54585017&newsitemid=20260806303827&lan=en-US&anchor=www.thetakeoverpanel.org.uk&index=1&md5=6dd31042abbd54f6ef433ebecbdfd580)\n.\n\n\n\nView source version on businesswire.com:\nhttps://www.businesswire.com/news/home/20260806303827/en/\n(https://www.businesswire.com/news/home/20260806303827/en/)\n\nGAMCO Investors, Inc.\n\n\nCopyright Business Wire 2026"},"type":"article","timestamp":"2026-08-06T12:01:00.199621622Z","server_sent_at_ms":1786017660199},"received_at":"2026-08-06T12:01:00.359Z","source_url":"https://www.businesswire.com/news/home/20260806303827/en/"},"analysis":{"id":"100330","press_release_id":"111322","analysis_json":{"industry":{"label":"Capital Markets","sector":"Financials"},"redFlags":[],"eventType":"other","narrative":"GAMCO Investors, Inc. filed a Form 8.3 disclosure with the UK Takeover Panel regarding its interests in Senior plc as of August 5, 2026.\n\nThe filing reports a total interest of 5,978,770 relevant securities, representing 1.42% of the offeree's issued share capital, consisting primarily of cash-settled derivatives.\n\nGAMCO disclosed an increase of 500,000 shares in a long cash-settled derivative position (CFD) purchased at a price of 292.23 GBp per share.","sentiment":"neutral","agentHooks":{"shouldPost":false,"suggestedAngle":"Routine Form 8.3 disclosure regarding third-party holding."},"keyFigures":{"customDimensions":{"target_company":"Senior plc","dealing_price_gbp":292.23,"dealing_shares_cfd":500000,"total_interest_shares":5978770,"total_interest_percent":"1.42","cash_settled_derivatives_shares":5800000}},"quotedText":"","namedEntities":{"people":[{"name":"David Goldman","role":"Contact"}],"products":[],"companies":[{"name":"GAMCO Investors, Inc.","ticker":"GAMI"},{"name":"Senior plc","relationship":"offeree / target of position"}],"dollarAmounts":[]},"materialImpact":{"score":1,"reasoning":"Routine regulatory filing (Form 8.3) disclosing a position in a third-party company. The disclosure is a compliance requirement under the UK Takeover Code and does not reflect a material change in GAMCO's own business operations or financial condition."},"tickerRelevance":{"others":[],"primary":"GAMI"},"globalImportance":10,"audienceRelevance":10,"eventTypeSecondary":[],"importanceComponents":{"tickerTier":"small-cap","eventGravity":"regulatory_filing_8_3","marketCapAdjustment":"low"}},"event_type":"other","event_type_secondary":null,"sentiment":"neutral","material_impact_score":1,"narrative":"GAMCO Investors, Inc. filed a Form 8.3 disclosure with the UK Takeover Panel regarding its interests in Senior plc as of August 5, 2026.\n\nThe filing reports a total interest of 5,978,770 relevant securities, representing 1.42% of the offeree's issued share capital, consisting primarily of cash-settled derivatives.\n\nGAMCO disclosed an increase of 500,000 shares in a long cash-settled derivative position (CFD) purchased at a price of 292.23 GBp per share.","key_figures":{"customDimensions":{"target_company":"Senior plc","dealing_price_gbp":292.23,"dealing_shares_cfd":500000,"total_interest_shares":5978770,"total_interest_percent":"1.42","cash_settled_derivatives_shares":5800000}},"named_entities":{"people":[{"name":"David Goldman","role":"Contact"}],"products":[],"companies":[{"name":"GAMCO Investors, Inc.","ticker":"GAMI"},{"name":"Senior plc","relationship":"offeree / target of position"}],"dollarAmounts":[]},"model_name":"glm-4.7","prompt_hash":"sha256:727b4b9429a443af","schema_hash":"sha256:05005c02d9cffac9","created_at":"2026-08-06T19:49:49.218Z","global_importance":10,"audience_relevance":10,"importance_components":{"tickerTier":"small-cap","eventGravity":"regulatory_filing_8_3","marketCapAdjustment":"low"}},"durationMs":155072,"modelName":"glm-4.7"}}