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The shares were sold in multiple transactions at prices ranging from $25.00 to $25.01, inclusive. The Reporting Person hereby\nundertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective\nprice within the range set forth in this footnote."}],"balance_after":112508,"source":{"system":"sec-edgar","filing":"0001628280-26-062732","document":"wk-form4_1789762641.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026062732/wk-form4_1789762641.xml","form_type":"4"}},{"id":4621031,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to 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The shares were sold in multiple transactions at prices ranging from $25.00 to $25.12, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":116182,"source":{"system":"sec-edgar","filing":"0001628280-26-061444","document":"wk-form4_1789082678.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026061444/wk-form4_1789082678.xml","form_type":"4"}},{"id":672977,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":18725,"kind":"person","name":"Curran Terrie","position":1,"cik":"0001690298","reported_name":"Curran Terrie","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-08-28T21:40:02.000Z","date":"2026-08-27","kind":"exercise","planned":false,"acquired":false,"shares":27052,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of June 14, 2024, subject to the non-employee director's continuous service."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option is fully vested."}],"balance_after":0,"derivative":{"exercise_price":8.63,"expiration_date":"2034-06-14","underlying":"Common Stock","underlying_shares":27052},"source":{"system":"sec-edgar","filing":"0001628280-26-059444","document":"wk-form4_1787953199.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1690298/000162828026059444/wk-form4_1787953199.xml","form_type":"4"}},{"id":672976,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":18725,"kind":"person","name":"Curran Terrie","position":1,"cik":"0001690298","reported_name":"Curran Terrie","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-08-28T21:40:02.000Z","date":"2026-08-27","kind":"exercise","planned":false,"acquired":false,"shares":11148,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of May 31, 2023, subject to the non-employee director's continuous service."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option is fully vested."}],"balance_after":0,"derivative":{"exercise_price":7.51,"expiration_date":"2033-05-31","underlying":"Common Stock","underlying_shares":11148},"source":{"system":"sec-edgar","filing":"0001628280-26-059444","document":"wk-form4_1787953199.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1690298/000162828026059444/wk-form4_1787953199.xml","form_type":"4"}},{"id":672975,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":18725,"kind":"person","name":"Curran Terrie","position":1,"cik":"0001690298","reported_name":"Curran Terrie","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-08-28T21:40:02.000Z","date":"2026-08-27","kind":"sale","planned":false,"acquired":false,"shares":27052,"price":25.0294,"value":677095.3288,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The underlying shares subject to the option vest and become exercisable as to 100% on the first anniversary of June 14, 2024, subject to the non-employee director's continuous service."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. 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The shares were sold in multiple transactions at prices ranging from $26.10 to $26.25 inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":36475,"source":{"system":"sec-edgar","filing":"0001628280-26-058008","document":"wk-form4_1787173021.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026058008/wk-form4_1787173021.xml","form_type":"4"}},{"id":680796,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":128750,"derivative":{"exercise_price":3.64,"expiration_date":"2034-01-12","underlying":"Common Stock","underlying_shares":6700},"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":687678,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett 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options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":135450,"derivative":{"exercise_price":3.64,"expiration_date":"2034-01-12","underlying":"Common Stock","underlying_shares":8300},"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":687677,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett 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price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.00 to $26.19, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":119289,"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":687676,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-14T00:06:49.000Z","date":"2026-08-12","kind":"exercise","planned":false,"acquired":true,"shares":6700,"price":3.64,"value":24388.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":125989,"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":687675,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-14T00:06:49.000Z","date":"2026-08-11","kind":"sale","planned":false,"acquired":false,"shares":8300,"price":26.5216,"value":220129.28,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $26.50 to $26.57, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":119289,"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":687674,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-14T00:06:49.000Z","date":"2026-08-11","kind":"exercise","planned":false,"acquired":true,"shares":8300,"price":3.64,"value":30212.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On January 12, 2024, the Reporting Person was granted options, in which 1/48th of the shares subject to the option vest on each monthly anniversary measured from January 12, 2024 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":127589,"source":{"system":"sec-edgar","filing":"0001628280-26-056898","document":"wk-form4_1786666006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026056898/wk-form4_1786666006.xml","form_type":"4"}},{"id":695214,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-06T01:42:23.000Z","date":"2026-08-03","kind":"sale","planned":true,"acquired":false,"shares":955,"price":26.1168,"value":24941.544,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby\nundertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective\nprice within the range set forth in this footnote."}],"balance_after":119289,"source":{"system":"sec-edgar","filing":"0001628280-26-053755","document":"wk-form4_1785980541.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000162828026053755/wk-form4_1785980541.xml","form_type":"4"}},{"id":695796,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-06T01:42:17.000Z","date":"2026-08-03","kind":"sale","planned":true,"acquired":false,"shares":1230,"price":26.1168,"value":32123.664,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby\nundertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 712 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2026."}],"balance_after":126171,"source":{"system":"sec-edgar","filing":"0001628280-26-053754","document":"wk-form4_1785980535.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026053754/wk-form4_1785980535.xml","form_type":"4"}},{"id":695094,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-06T01:42:11.000Z","date":"2026-08-03","kind":"sale","planned":true,"acquired":false,"shares":4375,"price":26.1168,"value":114261.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.72 to $26.69, inclusive. The Reporting Person hereby\nundertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective\nprice within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 823 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2026."}],"balance_after":717203,"source":{"system":"sec-edgar","filing":"0001628280-26-053753","document":"wk-form4_1785980527.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026053753/wk-form4_1785980527.xml","form_type":"4"}},{"id":706819,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":2417,"kind":"person","name":"Peetz 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director's continued service through the vesting date."}],"balance_after":13010,"derivative":{"exercise_price":27.78,"expiration_date":"2036-07-15","underlying":"Common Stock","underlying_shares":13010},"source":{"system":"sec-edgar","filing":"0001628280-26-048655","document":"wk-form4_1784318851.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1614740/000162828026048655/wk-form4_1784318851.xml","form_type":"4"}},{"id":706818,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":2417,"kind":"person","name":"Peetz Christopher","position":1,"cik":"0001614740","reported_name":"Peetz Christopher","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to 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and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the non-employee director's continued service through each applicable vesting date."}],"balance_after":21486,"derivative":{"exercise_price":27.78,"expiration_date":"2036-07-15","underlying":"Common Stock","underlying_shares":21486},"source":{"system":"sec-edgar","filing":"0001628280-26-048655","document":"wk-form4_1784318851.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1614740/000162828026048655/wk-form4_1784318851.xml","form_type":"4"}},{"id":706817,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":2417,"kind":"person","name":"Peetz Christopher","position":1,"cik":"0001614740","reported_name":"Peetz Christopher","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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The shares were sold in multiple transactions at prices ranging from $24.045 to $24.62, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":27567,"source":{"system":"sec-edgar","filing":"0001628280-26-044083","document":"wk-form4_1781743626.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026044083/wk-form4_1781743626.xml","form_type":"4"}},{"id":733115,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to 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The Reporting Person is entitled to receive one (1) share of common stock for each one (1) RSU upon the vesting thereof, which shall occur on the earlier of the first anniversary of the grant date, June 5, 2026, or immediately before the next annual meeting of stockholders, subject to the continued service through the vesting date."}],"balance_after":27901,"source":{"system":"sec-edgar","filing":"0001628280-26-042039","document":"wk-form4_1781054445.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1866171/000162828026042039/wk-form4_1781054445.xml","form_type":"4"}},{"id":780316,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":47581,"kind":"person","name":"Vairavan Latha","position":1,"cik":"0002065881","reported_name":"Vairavan Latha","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-05-13T23:43:28.000Z","date":"2026-05-11","kind":"sale","planned":true,"acquired":false,"shares":435,"price":21.05,"value":9156.75,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."}],"balance_after":85978,"source":{"system":"sec-edgar","filing":"0002065881-26-000004","document":"wk-form4_1778715805.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000206588126000004/wk-form4_1778715805.xml","form_type":"4"}},{"id":780355,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-13T23:42:35.000Z","date":"2026-05-11","kind":"sale","planned":true,"acquired":false,"shares":222,"price":21.05,"value":4673.1,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."}],"balance_after":120244,"source":{"system":"sec-edgar","filing":"0001741987-26-000004","document":"wk-form4_1778715752.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000174198726000004/wk-form4_1778715752.xml","form_type":"4"}},{"id":789998,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-06T23:40:04.000Z","date":"2026-05-04","kind":"sale","planned":true,"acquired":false,"shares":884,"price":23.6106,"value":20871.7704,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.16 to $23.93, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":126689,"source":{"system":"sec-edgar","filing":"0001798679-26-000002","document":"wk-form4_1778110801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000179867926000002/wk-form4_1778110801.xml","form_type":"4"}},{"id":789997,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-06T23:40:04.000Z","date":"2026-05-04","kind":"sale","planned":true,"acquired":false,"shares":7372,"price":23.2696,"value":171543.4912,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on June 5, 2025, by the Reporting Person, with a plan end date of September 4, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.1167 to $23.48, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Due to a scrivener's error on the Reporting Person's Form 4 filed on March 3, 2026, the number of shares of common stock beneficially owned by the Reporting Person reflected a discrepancy that inadvertently overstated the Reporting Person's beneficial ownership by 1,987 shares. The correct number of shares beneficially owned by the Reporting Person is reflected in this Form 4."}],"balance_after":127573,"source":{"system":"sec-edgar","filing":"0001798679-26-000002","document":"wk-form4_1778110801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000179867926000002/wk-form4_1778110801.xml","form_type":"4"}},{"id":789460,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20722,"kind":"person","name":"Burnett Patrick","position":1,"cik":"0001741987","reported_name":"Burnett Patrick","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-06T22:15:16.000Z","date":"2026-05-04","kind":"sale","planned":true,"acquired":false,"shares":684,"price":23.6106,"value":16149.6504,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.16 to $23.93, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":120466,"source":{"system":"sec-edgar","filing":"0001741987-26-000002","document":"wk-form4_1778105713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1741987/000174198726000002/wk-form4_1778105713.xml","form_type":"4"}},{"id":789423,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":47581,"kind":"person","name":"Vairavan Latha","position":1,"cik":"0002065881","reported_name":"Vairavan Latha","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP Chief Financial Officer"}}],"security":"Common Stock","published_at":"2026-05-06T22:13:15.000Z","date":"2026-05-04","kind":"sale","planned":true,"acquired":false,"shares":1341,"price":23.6106,"value":31661.8146,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.16 to $23.93, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":86413,"source":{"system":"sec-edgar","filing":"0002065881-26-000002","document":"wk-form4_1778105592.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000206588126000002/wk-form4_1778105592.xml","form_type":"4"}},{"id":789422,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-06T22:06:03.000Z","date":"2026-05-04","kind":"sale","planned":true,"acquired":false,"shares":3172,"price":23.6106,"value":74892.8232,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.16 to $23.93, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"The Reporting Person's holdings reflect a transfer to ex-spouse pursuant to a domestic relations order."}],"balance_after":720755,"source":{"system":"sec-edgar","filing":"0001801061-26-000003","document":"wk-form4_1778105161.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000180106126000003/wk-form4_1778105161.xml","form_type":"4"}},{"id":791054,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-06T00:21:28.000Z","date":"2026-05-01","kind":"sale","planned":true,"acquired":false,"shares":7144,"price":22.9871,"value":164219.8424,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 11, 2025, by the Reporting Person, with a plan end date of May 29, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $22.79 to $23.25, inclusive. The Reporting Person hereby\nundertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective\nprice within the range set forth in this footnote."}],"balance_after":32600,"source":{"system":"sec-edgar","filing":"0001801050-26-000002","document":"wk-form4_1778026885.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000180105026000002/wk-form4_1778026885.xml","form_type":"4"}},{"id":815382,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-03T21:46:20.000Z","date":"2026-04-01","kind":"sale","planned":true,"acquired":false,"shares":10000,"price":23.8801,"value":238801.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported in this Form 4 was effected pursuant to a 10b5-1 trading plan adopted on March 11, 2025, by the Reporting Person, with a plan end date of May 29, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $23.61 to $24.12, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":39744,"source":{"system":"sec-edgar","filing":"0001628280-26-023736","document":"wk-form4_1775252777.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026023736/wk-form4_1775252777.xml","form_type":"4"}},{"id":861199,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":14730,"kind":"person","name":"Leonard Keith R","position":1,"cik":"0001416180","reported_name":"Leonard Keith R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-03-04T21:17:39.000Z","date":"2026-03-02","kind":"exercise","planned":true,"acquired":false,"shares":12220,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on November 18, 2025, by the Reporting Person, with a plan end date of February 16, 2027."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option is fully vested."}],"balance_after":0,"derivative":{"exercise_price":7.51,"expiration_date":"2033-05-31","underlying":"Common Stock","underlying_shares":12220},"source":{"system":"sec-edgar","filing":"0001628280-26-014642","document":"wk-form4_1772659056.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1416180/000162828026014642/wk-form4_1772659056.xml","form_type":"4"}},{"id":861198,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":14730,"kind":"person","name":"Leonard Keith R","position":1,"cik":"0001416180","reported_name":"Leonard Keith R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-03-04T21:17:39.000Z","date":"2026-03-02","kind":"exercise","planned":true,"acquired":false,"shares":27052,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on November 18, 2025, by the Reporting Person, with a plan end date of February 16, 2027."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option is fully vested."}],"balance_after":0,"derivative":{"exercise_price":8.63,"expiration_date":"2034-06-14","underlying":"Common Stock","underlying_shares":27052},"source":{"system":"sec-edgar","filing":"0001628280-26-014642","document":"wk-form4_1772659056.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1416180/000162828026014642/wk-form4_1772659056.xml","form_type":"4"}},{"id":861197,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":14730,"kind":"person","name":"Leonard Keith R","position":1,"cik":"0001416180","reported_name":"Leonard Keith R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-04T21:17:39.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":39272,"price":25.392,"value":997194.624,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on November 18, 2025, by the Reporting Person, with a plan end date of February 16, 2027."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.05 to $26.039, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":22123,"source":{"system":"sec-edgar","filing":"0001628280-26-014642","document":"wk-form4_1772659056.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1416180/000162828026014642/wk-form4_1772659056.xml","form_type":"4"}},{"id":861196,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":14730,"kind":"person","name":"Leonard Keith R","position":1,"cik":"0001416180","reported_name":"Leonard Keith R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-04T21:17:39.000Z","date":"2026-03-02","kind":"exercise","planned":true,"acquired":true,"shares":12220,"price":7.51,"value":91772.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on November 18, 2025, by the Reporting Person, with a plan end date of February 16, 2027."}],"balance_after":61395,"source":{"system":"sec-edgar","filing":"0001628280-26-014642","document":"wk-form4_1772659056.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1416180/000162828026014642/wk-form4_1772659056.xml","form_type":"4"}},{"id":861195,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":14730,"kind":"person","name":"Leonard Keith R","position":1,"cik":"0001416180","reported_name":"Leonard Keith R","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-04T21:17:39.000Z","date":"2026-03-02","kind":"exercise","planned":true,"acquired":true,"shares":27052,"price":8.63,"value":233458.76,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on November 18, 2025, by the Reporting Person, with a plan end date of February 16, 2027."}],"balance_after":49175,"source":{"system":"sec-edgar","filing":"0001628280-26-014642","document":"wk-form4_1772659056.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1416180/000162828026014642/wk-form4_1772659056.xml","form_type":"4"}},{"id":860505,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":21493,"kind":"person","name":"Welgus Howard G.","position":1,"cik":"0001801050","reported_name":"Welgus Howard G.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-04T21:16:29.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":10000,"price":25.6518,"value":256518.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on March 11, 2025, by the Reporting Person, with a plan end date of May 29, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.37 to $26.10, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":49744,"source":{"system":"sec-edgar","filing":"0001628280-26-014639","document":"wk-form4_1772658986.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014639/wk-form4_1772658986.xml","form_type":"4"}},{"id":864744,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20104,"kind":"person","name":"Edwards Larry Todd","position":1,"cik":"0001994805","reported_name":"Edwards Larry Todd","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Stock Option (right to buy)","published_at":"2026-03-04T01:43:03.000Z","date":"2026-02-27","kind":"grant","planned":true,"acquired":true,"shares":77000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from March 1, 2026 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":77000,"derivative":{"exercise_price":26.97,"expiration_date":"2036-02-27","underlying":"Common Stock","underlying_shares":77000},"source":{"system":"sec-edgar","filing":"0001628280-26-014328","document":"wk-form4_1772588580.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014328/wk-form4_1772588580.xml","form_type":"4"}},{"id":864743,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20104,"kind":"person","name":"Edwards Larry Todd","position":1,"cik":"0001994805","reported_name":"Edwards Larry Todd","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:43:03.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":103,"price":25.9149,"value":2669.2347,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.70 to $26.10, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":175178,"source":{"system":"sec-edgar","filing":"0001628280-26-014328","document":"wk-form4_1772588580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014328/wk-form4_1772588580.xml","form_type":"4"}},{"id":864742,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20104,"kind":"person","name":"Edwards Larry Todd","position":1,"cik":"0001994805","reported_name":"Edwards Larry Todd","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:43:03.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":3584,"price":25.161,"value":90177.024,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $24.69 to $25.67, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":175281,"source":{"system":"sec-edgar","filing":"0001628280-26-014328","document":"wk-form4_1772588580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014328/wk-form4_1772588580.xml","form_type":"4"}},{"id":864741,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":20104,"kind":"person","name":"Edwards Larry Todd","position":1,"cik":"0001994805","reported_name":"Edwards Larry Todd","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:43:03.000Z","date":"2026-02-27","kind":"grant","planned":true,"acquired":true,"shares":30000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Constitute Restricted Stock Units (\"RSUs\") for which the Reporting Person is entitled to receive one (1) share of common stock for each one (1) RSU upon vesting, in which 25% of the RSUs vest annually on March 1, (the \"Vesting Commencement Date\"), of each year beginning March 1, 2027, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":178865,"source":{"system":"sec-edgar","filing":"0001628280-26-014328","document":"wk-form4_1772588580.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014328/wk-form4_1772588580.xml","form_type":"4"}},{"id":864739,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Stock Option (right to buy)","published_at":"2026-03-04T01:42:43.000Z","date":"2026-02-27","kind":"grant","planned":true,"acquired":true,"shares":266000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F9","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from March 1, 2026 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":266000,"derivative":{"exercise_price":26.97,"expiration_date":"2036-02-27","underlying":"Common Stock","underlying_shares":266000},"source":{"system":"sec-edgar","filing":"0001628280-26-014327","document":"wk-form4_1772588561.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014327/wk-form4_1772588561.xml","form_type":"4"}},{"id":864738,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:42:43.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":1068,"price":25.9139,"value":27676.0452,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $25.70 to $26.10, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":785957,"source":{"system":"sec-edgar","filing":"0001628280-26-014327","document":"wk-form4_1772588561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014327/wk-form4_1772588561.xml","form_type":"4"}},{"id":864737,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:42:43.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":36281,"price":25.1606,"value":912851.7286,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $24.6850 to $25.67, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":787025,"source":{"system":"sec-edgar","filing":"0001628280-26-014327","document":"wk-form4_1772588561.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014327/wk-form4_1772588561.xml","form_type":"4"}},{"id":864736,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26125,"kind":"person","name":"Watanabe Todd","position":1,"cik":"0001801061","reported_name":"Watanabe Todd","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common 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reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on June 5, 2025, by the Reporting Person, with a plan end date of September 4, 2026."}],"balance_after":136932,"source":{"system":"sec-edgar","filing":"0001628280-26-014326","document":"wk-form4_1772588538.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026014326/wk-form4_1772588538.xml","form_type":"4"}},{"id":867767,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common 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The shares were sold in multiple transactions at prices ranging from $25.71 to $26.10, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":136932,"source":{"system":"sec-edgar","filing":"0001628280-26-014326","document":"wk-form4_1772588538.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026014326/wk-form4_1772588538.xml","form_type":"4"}},{"id":867766,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:42:21.000Z","date":"2026-03-02","kind":"sale","planned":true,"acquired":false,"shares":6553,"price":25.1604,"value":164876.1012,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. The shares were sold in multiple transactions at prices ranging from $24.69 to $25.70, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":137125,"source":{"system":"sec-edgar","filing":"0001628280-26-014326","document":"wk-form4_1772588538.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026014326/wk-form4_1772588538.xml","form_type":"4"}},{"id":867765,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:42:21.000Z","date":"2026-02-27","kind":"sale","planned":true,"acquired":false,"shares":3325,"price":27.95,"value":92933.75,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transactions reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted on June 5, 2025, by the Reporting Person, with a plan end date of September 4, 2026."}],"balance_after":143678,"source":{"system":"sec-edgar","filing":"0001628280-26-014326","document":"wk-form4_1772588538.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026014326/wk-form4_1772588538.xml","form_type":"4"}},{"id":867764,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":26254,"kind":"person","name":"Matsuda Masaru","position":1,"cik":"0001798679","reported_name":"Matsuda Masaru","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-03-04T01:42:21.000Z","date":"2026-02-27","kind":"grant","planned":true,"acquired":true,"shares":37000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Constitute Restricted Stock Units (\"RSUs\") for which the Reporting Person is entitled to receive one (1) share of common stock for each one (1) RSU upon vesting, in which 25% of the RSUs vest annually on March 1, (the \"Vesting Commencement Date\"), of each year beginning March 1, 2027, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":147003,"source":{"system":"sec-edgar","filing":"0001628280-26-014326","document":"wk-form4_1772588538.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1798679/000162828026014326/wk-form4_1772588538.xml","form_type":"4"}},{"id":864735,"issuer":{"id":4236,"kind":"organization","name":"Arcutis Biotherapeutics, Inc.","symbol":"ARQT"},"owners":[{"id":47581,"kind":"person","name":"Vairavan Latha","position":1,"cik":"0002065881","reported_name":"Vairavan Latha","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP Chief Financial Officer"}}],"security":"Stock Option (right to buy)","published_at":"2026-03-04T01:42:09.000Z","date":"2026-02-27","kind":"grant","planned":true,"acquired":true,"shares":70000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"1/48th of the shares subject to the option vest on each monthly anniversary measured from March 1, 2026 (the \"Vesting Commencement Date\"), such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date, subject to the Reporting Person's continued service to the Issuer."}],"balance_after":70000,"derivative":{"exercise_price":26.97,"expiration_date":"2036-02-27","underlying":"Common Stock","underlying_shares":70000},"source":{"system":"sec-edgar","filing":"0001628280-26-014325","document":"wk-form4_1772588527.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1787306/000162828026014325/wk-form4_1772588527.xml","form_type":"4"}}],"next_cursor":"2026-03-04T01:42:09.000000Z,864735"}