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On June 10, 2026, pursuant to the Issuer's 2025 Incentive Award Plan and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. 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The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide upon request to the Securities and Exchange Commission, Shake Shack Inc. 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(the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 4, 2025, pursuant to the Issuer's 2025 Incentive Award Plan and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 4, 2026, subject to the Reporting Person's continued service with the Issuer."}],"balance_after":4470,"source":{"system":"sec-edgar","filing":"0001062993-25-011160","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000106299325011160/form4.xml","form_type":"4"}},{"id":1439442,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-08-06T18:18:44.000Z","date":"2024-08-05","kind":"sale","planned":true,"acquired":false,"shares":304,"price":90.388,"value":27477.952,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a  Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."}],"balance_after":3347,"source":{"system":"sec-edgar","filing":"0001620533-24-000088","document":"wk-form4_1722982717.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000088/wk-form4_1722982717.xml","form_type":"4"}},{"id":1451088,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-07-19T16:42:18.000Z","date":"2024-07-17","kind":"sale","planned":true,"acquired":false,"shares":152,"price":90.085,"value":13692.92,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a  Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."}],"balance_after":3651,"source":{"system":"sec-edgar","filing":"0001620533-24-000079","document":"wk-form4_1721421731.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000079/wk-form4_1721421731.xml","form_type":"4"}},{"id":1457381,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-07-09T18:01:11.000Z","date":"2024-07-05","kind":"sale","planned":true,"acquired":false,"shares":152,"price":85.2551,"value":12958.7752,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $85.25 to $85.26.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":3803,"source":{"system":"sec-edgar","filing":"0001620533-24-000071","document":"wk-form4_1720562465.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000071/wk-form4_1720562465.xml","form_type":"4"}},{"id":1478626,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-06-14T16:52:39.000Z","date":"2024-06-12","kind":"grant","planned":false,"acquired":true,"shares":809,"price":92.74,"value":75026.66,"ownership":{"direct":true},"footnotes":[{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 12, 2024, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 12, 2025, subject to the Reporting Person's continued service with the Issuer."}],"balance_after":3955,"source":{"system":"sec-edgar","filing":"0001620533-24-000055","document":"wk-form4_1718398352.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000055/wk-form4_1718398352.xml","form_type":"4"}},{"id":1488120,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-06-06T16:14:30.000Z","date":"2024-06-04","kind":"sale","planned":true,"acquired":false,"shares":304,"price":92.1,"value":27998.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a  Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $92.06 to $92.23.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":3146,"source":{"system":"sec-edgar","filing":"0001620533-24-000049","document":"wk-form4_1717704861.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000049/wk-form4_1717704861.xml","form_type":"4"}},{"id":1527584,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-05-03T16:08:15.000Z","date":"2024-05-01","kind":"sale","planned":true,"acquired":false,"shares":304,"price":104.55,"value":31783.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a  Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $104.28 to $104.56.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":3450,"source":{"system":"sec-edgar","filing":"0001620533-24-000042","document":"wk-form4_1714766880.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000042/wk-form4_1714766880.xml","form_type":"4"}},{"id":1545300,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-04-08T18:16:47.000Z","date":"2024-04-04","kind":"sale","planned":true,"acquired":false,"shares":304,"price":103.0084,"value":31314.5536,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $103.00 to $103.02.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":3754,"source":{"system":"sec-edgar","filing":"0001620533-24-000032","document":"wk-form4_1712614596.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000032/wk-form4_1712614596.xml","form_type":"4"}},{"id":1590944,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-03-06T18:27:23.000Z","date":"2024-03-04","kind":"sale","planned":true,"acquired":false,"shares":304,"price":108.0463,"value":32846.0752,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $107.96 to $108.155.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":4058,"source":{"system":"sec-edgar","filing":"0001620533-24-000029","document":"wk-form4_1709767631.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000029/wk-form4_1709767631.xml","form_type":"4"}},{"id":1632799,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-02-20T18:24:11.000Z","date":"2024-02-15","kind":"sale","planned":true,"acquired":false,"shares":174,"price":94.67,"value":16472.58,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported on this Form 4 were all effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The transaction was executed in multiple trades at prices ranging from $94.30 to $94.77.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":4362,"source":{"system":"sec-edgar","filing":"0001620533-24-000013","document":"wk-form4_1708471431.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000013/wk-form4_1708471431.xml","form_type":"4"}},{"id":1632798,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-02-20T18:24:11.000Z","date":"2024-02-15","kind":"sale","planned":true,"acquired":false,"shares":900,"price":93.36,"value":84024.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported on this Form 4 were all effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $93.30 to $94.29.  The price reported above reflects the weighted average sales price. Mr. Flug hereby undertakes to provide upon request to the SEC, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":4536,"source":{"system":"sec-edgar","filing":"0001620533-24-000013","document":"wk-form4_1708471431.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000013/wk-form4_1708471431.xml","form_type":"4"}},{"id":1655040,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-02-07T17:52:19.000Z","date":"2024-02-05","kind":"sale","planned":true,"acquired":false,"shares":152,"price":76.05,"value":11559.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a  Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The price reported above reflects the weighted average sales price. The transaction was executed in multiple trades at prices ranging from $76.00 to $76.06. Mr. Flug hereby undertakes to provide upon request to the SEC staff, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":5436,"source":{"system":"sec-edgar","filing":"0001620533-24-000004","document":"wk-form4_1707346327.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000004/wk-form4_1707346327.xml","form_type":"4"}},{"id":1664900,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2024-01-31T17:36:30.000Z","date":"2024-01-29","kind":"sale","planned":true,"acquired":false,"shares":152,"price":75.09,"value":11413.68,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported above reflects the weighted average sales price. The transaction was executed in multiple trades at prices ranging from $75.08 to $75.10. Mr. Flug hereby undertakes to provide upon request to the SEC Staff, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information of the number of shares and prices at which the transaction was effected."}],"balance_after":5588,"source":{"system":"sec-edgar","filing":"0001620533-24-000002","document":"wk-form4_1706740580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053324000002/wk-form4_1706740580.xml","form_type":"4"}},{"id":1698455,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2023-12-28T17:09:06.000Z","date":"2023-12-26","kind":"sale","planned":true,"acquired":false,"shares":771,"price":75.0677,"value":57877.1967,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected automatically pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported above reflects the average weighted sales price. The transaction was executed in multiple trades at prices ranging from $75.02 to $75.14. Mr. Flug hereby undertakes to provide upon request to the SEC Staff, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information of the number of shares and prices at which the transaction was effected."}],"balance_after":5740,"source":{"system":"sec-edgar","filing":"0001062993-23-023242","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000106299323023242/form4.xml","form_type":"4"}},{"id":1798461,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2023-08-23T16:16:55.000Z","date":"2023-08-21","kind":"sale","planned":true,"acquired":false,"shares":1987,"price":69.86,"value":138811.82,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a 10b5-1 trading plan entered into on May 18, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $69.635 to $70.085.  The price reported above reflects the weighted average sales price."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Mr. Flug hereby undertakes to provide upon request to the SEC staff, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":6511,"source":{"system":"sec-edgar","filing":"0001620533-23-000080","document":"wf-form4_169282180307263.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053323000080/wf-form4_169282180307263.xml","form_type":"4"}},{"id":1841841,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2023-06-29T19:27:20.000Z","date":"2023-06-29","kind":"grant","planned":false,"acquired":true,"shares":870,"price":77.65,"value":67555.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 29, 2023, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 29, 2024, subject to the Reporting Person's continued service with the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total share amount has been adjusted to reflect shares that were previously left off due to error."}],"balance_after":8498,"source":{"system":"sec-edgar","filing":"0001620533-23-000066","document":"wf-form4_168808122788019.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053323000066/wf-form4_168808122788019.xml","form_type":"4"}},{"id":2002993,"issuer":{"id":6162,"kind":"organization","name":"PENNANTPARK INVESTMENT CORP"},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-21T21:10:25.000Z","date":"2023-02-16","kind":"other","acquired":true,"shares":137887,"price":5.7,"value":785955.9,"ownership":{"direct":false,"nature":"Held by various related trusts and an LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Reflects transfer of shares for estate planning purposes to a family trust for cash and cash equivalents pursuant to a substitution of assets, using the average high/low trading price on the transfer date of $5.70.  The reporting person disclaims beneficial ownership of the securities held by the trust and by a LLC named Gulf Five LLC except in each case to the extent of his respective pecuniary interest therein and this report shall not be deemed an admission that he is the beneficial owner of such shares for purposes of Section 16 or for any other purpose."}],"balance_after":289669,"source":{"system":"sec-edgar","filing":"0000899243-23-005681","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1383414/000089924323005681/doc4.xml","form_type":"4"}},{"id":2002992,"issuer":{"id":6162,"kind":"organization","name":"PENNANTPARK INVESTMENT CORP"},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-02-21T21:10:25.000Z","date":"2023-02-16","kind":"other","acquired":false,"shares":137887,"price":5.7,"value":785955.9,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Reflects transfer of shares for estate planning purposes to a family trust for cash and cash equivalents pursuant to a substitution of assets, using the average high/low trading price on the transfer date of $5.70.  The reporting person disclaims beneficial ownership of the securities held by the trust and by a LLC named Gulf Five LLC except in each case to the extent of his respective pecuniary interest therein and this report shall not be deemed an admission that he is the beneficial owner of such shares for purposes of Section 16 or for any other purpose."}],"balance_after":9891,"source":{"system":"sec-edgar","filing":"0000899243-23-005681","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1383414/000089924323005681/doc4.xml","form_type":"4"}},{"id":2030327,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2023-02-06T18:24:27.000Z","date":"2023-02-02","kind":"sale","acquired":false,"shares":1864,"price":60.07,"value":111970.48,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported on this Form 4 was effected pursuant to a 10b5-1 trading plan entered into on August 8, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The transaction was executed in multiple trades at prices ranging from $60.00 to $60.105.  The price reported above reflects the weighted average sales price."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Mr. Flug hereby undertakes to provide upon request to the SEC staff, Shake Shack Inc. (\"the Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":6983,"source":{"system":"sec-edgar","filing":"0001620533-23-000009","document":"wf-form4_167572585203575.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053323000009/wf-form4_167572585203575.xml","form_type":"4"}},{"id":2229609,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2022-06-16T21:26:02.000Z","date":"2022-06-15","kind":"grant","acquired":true,"shares":1668,"price":40.47,"value":67503.96,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 15, 2022, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 15, 2022, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 15, 2023, subject to the Reporting Person's continued service with the Issuer."}],"balance_after":8847,"source":{"system":"sec-edgar","filing":"0001620533-22-000054","document":"wf-form4_165542914666896.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053322000054/wf-form4_165542914666896.xml","form_type":"4"}},{"id":2384876,"issuer":{"id":6162,"kind":"organization","name":"PENNANTPARK INVESTMENT CORP"},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-02-18T12:00:15.000Z","date":"2022-02-17","kind":"other","acquired":false,"shares":9500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held by various related trusts"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reporting person is trustee of a family trust, of which a child of his is a beneficiary. On February 17, 2022, the reporting person caused the trust to distribute 9,500 shares of common stock of PennantPark Investment Corporation to beneficiaries of the trust. The reporting person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein."}],"balance_after":151782,"source":{"system":"sec-edgar","filing":"0001209191-22-011093","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1383414/000120919122011093/doc4.xml","form_type":"4"}},{"id":2384861,"issuer":{"id":5184,"kind":"organization","name":"PennantPark Floating Rate Capital Ltd."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-02-18T07:00:11.000Z","date":"2022-02-17","kind":"other","acquired":false,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held by various related trusts"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reporting person is trustee of a family trust, of which a child of his is a beneficiary. On February 17,2022, the reporting person caused the trust to distribute 4,000 shares of common stock of PennantPark Floating Rate Capital Ltd. to beneficiaries of the trust. The reporting person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein."}],"balance_after":8400,"source":{"system":"sec-edgar","filing":"0001209191-22-011092","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000120919122011092/doc4.xml","form_type":"4"}},{"id":2671411,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2021-06-11T19:18:12.000Z","date":"2021-06-09","kind":"grant","acquired":true,"shares":429,"price":99.11,"value":42518.19,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 9, 2021, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 9, 2022, subject to the Reporting Person's continued service with the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") underlying restricted stock units acquired by the Reporting Person. On June 9, 2021, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, and the Issuer's Non-Employee Director Compensation Policy, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. The restricted stock units representing the right to receive Class A Stock of the Issuer vest on June 9, 2022, subject to the Reporting Person's continued service with the Issuer."}],"balance_after":7179,"source":{"system":"sec-edgar","filing":"0001620533-21-000063","document":"wf-form4_162345347381704.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1396917/000162053321000063/wf-form4_162345347381704.xml","form_type":"4"}},{"id":2967644,"issuer":{"id":6162,"kind":"organization","name":"PENNANTPARK INVESTMENT CORP"},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-11-24T23:07:13.000Z","date":"2020-11-23","kind":"other","acquired":false,"shares":11500,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held by various related trusts"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reporting person is trustee of a family trust, of which a child of his is a beneficiary. On November 23, 2020, the reporting person caused the trust to distribute 11,500 shares of common stock of PennantPark Investment Corporation to beneficiaries of the trust. The reporting person disclaims beneficial ownership of the securities held by the trust except to the extent of his pecuniary interest therein."}],"balance_after":161282,"source":{"system":"sec-edgar","filing":"0001209191-20-060310","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1383414/000120919120060310/doc4.xml","form_type":"4"}},{"id":2998665,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":2,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":4,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Membership Interests","published_at":"2020-10-28T17:58:40.000Z","date":"2020-10-26","kind":"exercise","acquired":true,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F9","text":"The LLC Interests are redeemable for an equal number of shares of the Issuer's Class A Stock or, at the election of the Issuer, cash equal to the volume-weighted average market price of such shares. The LLC Interests have no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"The LLC Interests are redeemable for an equal number of shares of the Issuer's Class A Stock or, at the election of the Issuer, cash equal to the volume-weighted average market price of such shares. The LLC Interests have no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F9","text":"The LLC Interests are redeemable for an equal number of shares of the Issuer's Class A Stock or, at the election of the Issuer, cash equal to the volume-weighted average market price of such shares. The LLC Interests have no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Represents LLC Interests held by the Trust.  Each Reporting Person disclaims beneficial ownership of such interests except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":0,"derivative":{"underlying":"CLASS A COMMON STOCK","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0001620533-20-000099","document":"wf-form4_160392230236828.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053320000099/wf-form4_160392230236828.xml","form_type":"4"}},{"id":2998664,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":2,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":4,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS B COMMON STOCK","published_at":"2020-10-28T17:58:40.000Z","date":"2020-10-26","kind":"other","acquired":false,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"Pursuant to the Amended and Restated Certificate of Incorporation of the Issuer, the shares of the Issuer's Class B Common Stock (\"Class B Stock\") are cancelled for no consideration on a one-for-one basis upon redemption of the LLC Interests for shares of Class A Stock of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Represents shares of Class B Stock of the Issuer held by the Trust. Each Reporting Person disclaims beneficial ownership of such securities except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001620533-20-000099","document":"wf-form4_160392230236828.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053320000099/wf-form4_160392230236828.xml","form_type":"4"}},{"id":2998663,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":2,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":4,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2020-10-28T17:58:40.000Z","date":"2020-10-27","kind":"sale","acquired":false,"shares":13206,"price":71.577,"value":945245.862,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The transaction was executed in multiple trades at prices ranging from $71.21 to $72.20.  The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents Class A Stock of the Issuer held by the Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001620533-20-000099","document":"wf-form4_160392230236828.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053320000099/wf-form4_160392230236828.xml","form_type":"4"}},{"id":2998662,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":2,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":4,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2020-10-28T17:58:40.000Z","date":"2020-10-27","kind":"sale","acquired":false,"shares":36794,"price":70.9021,"value":2608771.8674,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The transaction was executed in multiple trades at prices ranging from $70.21 to $71.20.  The price reported above reflects the weighted average sales price."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents Class A Stock of the Issuer held by the Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":13206,"source":{"system":"sec-edgar","filing":"0001620533-20-000099","document":"wf-form4_160392230236828.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053320000099/wf-form4_160392230236828.xml","form_type":"4"}},{"id":2998661,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":2,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":4,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2020-10-28T17:58:40.000Z","date":"2020-10-26","kind":"exercise","acquired":true,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported on this Form 4 were all effected pursuant to a 10b5-1 trading plan entered into on September 16, 2020."},{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") that were obtained upon a redemption of an equal number of common membership interests in SSE Holdings, LLC (the \"LLC Interests\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. (the \"Issuer\") that were obtained upon a redemption of an equal number of common membership interests in SSE Holdings, LLC (the \"LLC Interests\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents Class A Stock of the Issuer held by the Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":50000,"source":{"system":"sec-edgar","filing":"0001620533-20-000099","document":"wf-form4_160392230236828.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053320000099/wf-form4_160392230236828.xml","form_type":"4"}},{"id":3111487,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2020-06-12T19:41:28.000Z","date":"2020-06-10","kind":"grant","acquired":true,"shares":1673,"price":57.17,"value":95645.41,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of Shake Shack Inc. 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On June 10, 2020, pursuant to the Issuer's 2015 Incentive Award Plan, as amended, the Issuer's Non-Employee Director Compensation Policy, and the recent approval of the Board of Directors of the Issuer dated June 10, 2020 as reflected in the Current Report on Form 8-K filed with the Securities and Exchange Commission on June 12, 2020, the Reporting Person was awarded restricted stock units that represent the right to receive Class A Stock of the Issuer. 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Gulf Five Fiduciary Management Corp. is the trustee of the Trust.  Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp.  Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001620533-19-000115","document":"wf-form4_156581713786908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053319000115/wf-form4_156581713786908.xml","form_type":"4"}},{"id":3438764,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":2,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":3,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":4,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2019-08-14T17:12:35.000Z","date":"2019-08-12","kind":"sale","acquired":false,"shares":8794,"price":90.3119,"value":794202.8486,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The transaction was executed in multiple trades at prices ranging from $90.0000 to $90.8950.  The price reported above reflects the weighted average sales price."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents Class A Stock of the Issuer held by the Flug 2015 GS Trust UAD 12/29/15 (the \"Trust\").  Gulf Five Fiduciary Management Corp. is the trustee of the Trust.  Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp.  Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":219,"source":{"system":"sec-edgar","filing":"0001620533-19-000115","document":"wf-form4_156581713786908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053319000115/wf-form4_156581713786908.xml","form_type":"4"}},{"id":3442436,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":2,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":3,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":4,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2019-08-09T18:53:58.000Z","date":"2019-08-09","kind":"sale","acquired":false,"shares":2400,"price":90.2,"value":216480.0,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"The transaction was executed in multiple trades at prices ranging from $90.06 to 90.52.  The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Stock of the Issuer held by Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of such Reporting Person's pecuniary interest therein."}],"balance_after":9013,"source":{"system":"sec-edgar","filing":"0001620533-19-000113","document":"wf-form4_156539122243418.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1633964/000162053319000113/wf-form4_156539122243418.xml","form_type":"4"}},{"id":3442435,"issuer":{"id":4254,"kind":"organization","name":"Shake Shack Inc."},"owners":[{"id":38600,"kind":"person","name":"Flug Jeffrey","position":1,"cik":"0001396917","reported_name":"Flug Jeffrey","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145699,"kind":"organization","name":"Flug 2015 GS Trust U/A/D 12/29/15","position":2,"cik":"0001706704","reported_name":"Flug 2015 GS Trust U/A/D 12/29/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145697,"kind":"person","name":"FLUG SHERYL H","position":3,"cik":"0001633964","reported_name":"FLUG SHERYL H","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":145698,"kind":"organization","name":"Gulf Five Fiduciary Management Corp","position":4,"cik":"0001706756","reported_name":"Gulf Five Fiduciary Management Corp","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"CLASS A COMMON STOCK","published_at":"2019-08-09T18:53:58.000Z","date":"2019-08-09","kind":"sale","acquired":false,"shares":17587,"price":89.02,"value":1565594.74,"ownership":{"direct":false,"nature":"BY TRUST"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"The transaction was executed in multiple trades at prices ranging from $88.75 to 89.74.  The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Stock of the Issuer held by Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. 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The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Stock of the Issuer held by Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. 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The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Stock of the Issuer held by Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. 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The price reported above reflects the weighted average sales price."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Stock of the Issuer held by Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. 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The price reported above reflects the weighted average sales price."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each Reporting Person hereby undertakes to provide upon request to the SEC staff, Shake Shack Inc. (the \"Issuer\") or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Represents shares of Class A Common Stock (\"Class A Stock\") of the Issuer held by the  Flug 2015 GS Trust U/A/D 12/29/15 (the \"Trust\"). Gulf Five Fiduciary Management Corp is the trustee of the Trust. Sheryl Flug, the wife of Jeffrey Flug, is the President of Gulf Five Fiduciary Management Corp. 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