{"transactions":[{"id":4635751,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units of Jersey Mike's HoldCo, LLC","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":13257,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco III L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 35 shares of Class A Common Stock of the Issuer, 13,257 shares of Class B Common Stock and 13,257 Common Units of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco III LP. Boardwalk ML Holdco III GP LLC is the general partner of Boardwalk ML Holdco III L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco III LP and the sole member of Boardwalk ML Holdco III GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."}],"balance_after":32814660,"derivative":{"underlying":"Class A Common Stock","underlying_shares":13257},"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635750,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units of Jersey Mike's HoldCo, LLC","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":185624,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 501 shares of Class A common stock (the \"Class A Common Stock\"), 185,624 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 185,624 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."}],"balance_after":12162453,"derivative":{"underlying":"Class A Common Stock","underlying_shares":185624},"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635749,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":13257,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco III L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 35 shares of Class A Common Stock of the Issuer, 13,257 shares of Class B Common Stock and 13,257 Common Units of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco III L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 35 shares of Class A Common Stock of the Issuer, 13,257 shares of Class B Common Stock and 13,257 Common Units of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco III LP. Boardwalk ML Holdco III GP LLC is the general partner of Boardwalk ML Holdco III L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco III LP and the sole member of Boardwalk ML Holdco III GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."}],"balance_after":32814660,"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635748,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":185624,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 501 shares of Class A common stock (the \"Class A Common Stock\"), 185,624 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 185,624 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 501 shares of Class A common stock (the \"Class A Common Stock\"), 185,624 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 185,624 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."}],"balance_after":12162453,"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635747,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":35,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco III L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 35 shares of Class A Common Stock of the Issuer, 13,257 shares of Class B Common Stock and 13,257 Common Units of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco III L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 35 shares of Class A Common Stock of the Issuer, 13,257 shares of Class B Common Stock and 13,257 Common Units of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco III LP. Boardwalk ML Holdco III GP LLC is the general partner of Boardwalk ML Holdco III L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco III LP and the sole member of Boardwalk ML Holdco III GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."}],"balance_after":88519,"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635746,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":1336675,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco II L.P., a wholly owned subsidiary of Boardwalk Aggregator II LP, distributed 1,336,675 shares of Class A Common Stock of the Issuer Boardwalk Aggregator II LP, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP, and Boardwalk BXPE Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco II L.P., a wholly owned subsidiary of Boardwalk Aggregator II LP, distributed 1,336,675 shares of Class A Common Stock of the Issuer Boardwalk Aggregator II LP, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP, and Boardwalk BXPE Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco II LP. Boardwalk ML Holdco II GP LLC is the general partner of Boardwalk ML Holdco II L.P. Boardwalk II Aggregator L.P. is the sole limited partner of Boardwalk ML Holdco II LP and the sole member of Boardwalk ML Holdco II GP LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."}],"balance_after":42725975,"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4635745,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183802,"kind":"organization","name":"Boardwalk ML Holdco III L.P.","position":5,"cik":"0002155641","reported_name":"Boardwalk ML Holdco III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":183803,"kind":"organization","name":"Boardwalk ML Holdco III GP LLC","position":6,"cik":"0002155829","reported_name":"Boardwalk ML Holdco III GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-10-03T00:30:17.000Z","date":"2026-09-30","kind":"other","planned":false,"acquired":false,"shares":501,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 501 shares of Class A common stock (the \"Class A Common Stock\"), 185,624 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 185,624 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 30, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P., a wholly owned subsidiary of Submarine Buyer LLC, distributed 501 shares of Class A common stock (the \"Class A Common Stock\"), 185,624 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 185,624 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC to Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk I UNLV Holdco LP. No securities were purchased or sold in connection with these transfers. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."}],"balance_after":32808,"source":{"system":"sec-edgar","filing":"0001193125-26-412417","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2127043/000119312526412417/ownership.xml","form_type":"4"}},{"id":4621586,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units of Jersey Mike's HoldCo, LLC","published_at":"2026-09-17T20:59:24.000Z","date":"2026-09-15","kind":"other","planned":false,"acquired":false,"shares":735910,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F10","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."},{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Pursuant to the terms of an exchange agreement, dated as of July 29, 2026, holders have the right to exchange their Common Units for shares of Class A Common Stock of the Issuer on a one-for-one basis, subject to customary conversion rate adjustments for stock splits, stock dividends and reclassifications. These exchange rights do not expire."}],"balance_after":12348077,"derivative":{"underlying":"Class A Common Stock","underlying_shares":735910},"source":{"system":"sec-edgar","filing":"0001193125-26-394471","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/2145790/000119312526394471/ownership.xml","form_type":"4"}},{"id":4621585,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2026-09-17T20:59:24.000Z","date":"2026-09-15","kind":"other","planned":false,"acquired":false,"shares":735910,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Shares of Class B Common Stock have no economic value and have one vote per share. One share of Class B Common Stock is issued for each Common Unit held. Upon an exchange of Common Units for shares of Class A Common Stock, an equivalent number of shares of Class B Common Stock held by such holder are automatically cancelled."}],"balance_after":12348077,"source":{"system":"sec-edgar","filing":"0001193125-26-394471","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2145790/000119312526394471/ownership.xml","form_type":"4"}},{"id":4621584,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-09-17T20:59:24.000Z","date":"2026-09-15","kind":"other","planned":false,"acquired":false,"shares":1900625,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco II L.P. distributed 1,900,625 shares of Class A Common Stock of the Issuer  to its sole limited partner, Boardwalk Aggregator II LP, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco IV LP, a wholly-owned subsidiary of Boardwalk Aggregator II LP. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer. Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco II LP. Boardwalk ML Holdco II GP LLC is the general partner of Boardwalk ML Holdco II L.P. Boardwalk II Aggregator L.P. is the sole limited partner of Boardwalk ML Holdco II LP and the sole member of Boardwalk ML Holdco IV GP LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."}],"balance_after":44062650,"source":{"system":"sec-edgar","filing":"0001193125-26-394471","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2145790/000119312526394471/ownership.xml","form_type":"4"}},{"id":4621583,"issuer":{"id":3934,"kind":"organization","name":"Jersey Mike's Subs Inc.","symbol":"JMKE"},"owners":[{"id":157570,"kind":"organization","name":"Boardwalk ML Holdco I L.P.","position":1,"cik":"0002145790","reported_name":"Boardwalk ML Holdco I L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157571,"kind":"organization","name":"Boardwalk ML Holdco I GP LLC","position":2,"cik":"0002145544","reported_name":"Boardwalk ML Holdco I GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157572,"kind":"organization","name":"Boardwalk ML Holdco II L.P.","position":3,"cik":"0002145541","reported_name":"Boardwalk ML Holdco II L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":157573,"kind":"organization","name":"Boardwalk ML Holdco II GP LLC","position":4,"cik":"0002145540","reported_name":"Boardwalk ML Holdco II GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2026-09-17T20:59:24.000Z","date":"2026-09-15","kind":"other","planned":false,"acquired":false,"shares":1985,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 15, 2026, in connection with an internal reorganization, Boardwalk ML Holdco I L.P. distributed 1,985 shares of Class A common stock (the \"Class A Common Stock\") and 735,910 shares of Class B common stock (the \"Class B Common Stock\") of Jersey Mike's Subs Inc. (\"Issuer\") and 735,910 common units (\"Common Units\") of Jersey Mike's HoldCo, LLC  to its sole limited partner, Submarine Buyer LLC, who then contributed Issuer securities, including the securities described herein, to Boardwalk ML Holdco III LP, a wholly owned subsidiary of Submarine Buyer LLC. Such transfers represented a change in form of ownership and did not represent any change in the aggregate number of securities of the Issuer held by Blackstone funds and their affiliates or any change in the pecuniary interest of any of the Blackstone funds or their affiliates in securities of the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"(Continued from footnote 1) Affiliates of the Reporting Persons have separately reported their respective beneficial ownership of securities of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Reflects securities of the Issuer held directly by Boardwalk ML Holdco I LP. Boardwalk ML Holdco I GP LLC is the general partner of Boardwalk ML Holdco I L.P. Submarine Buyer LLC is the sole limited partner of Boardwalk ML Holdco I LP and the sole member of Boardwalk ML Holdco I GP LLC. Submarine Buyer Holdco LLC is the sole member of Submarine Buyer LLC. Boardwalk I Aggregator L.P. is the managing member of Submarine Buyer Holdco LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"BCP 9 Holdings Manager L.L.C. is the general partner of Boardwalk I Aggregator L.P. and Boardwalk II Aggregator L.P. Blackstone Management Associates IX L.P. is the managing member of BCP 9 Holdings Manager L.L.C. BMA IX L.L.C. is the general partner of Blackstone Management Associates IX L.P. Blackstone Holdings II L.P. is the managing member of BMA IX L.L.C. Blackstone Holdings I/II GP L.L.C. is the general partner of Blackstone Holdings II L.P. Blackstone Inc. is the sole member of Blackstone Holdings I/II GP L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."}],"balance_after":33309,"source":{"system":"sec-edgar","filing":"0001193125-26-394471","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2145790/000119312526394471/ownership.xml","form_type":"4"}}]}