{"transactions":[{"id":817231,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-04-03T20:46:19.000Z","date":"2026-03-17","kind":"tax_withholding","planned":false,"acquired":false,"shares":8840,"price":35.72,"value":315764.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares withheld by the Issuer to satisfy applicable withholding taxes upon the vesting of restricted stock units."}],"balance_after":68231,"source":{"system":"sec-edgar","filing":"0002061438-26-000009","document":"form4-04032026_080415.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000009/form4-04032026_080415.xml","form_type":"4"}},{"id":832615,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-03-20T21:14:50.000Z","date":"2026-03-18","kind":"sale","planned":true,"acquired":false,"shares":13976,"price":34.9241,"value":488099.2216,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $34.74 to $35.39, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."}],"balance_after":77071,"source":{"system":"sec-edgar","filing":"0002061438-26-000006","document":"form4-03202026_090345.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000006/form4-03202026_090345.xml","form_type":"4"}},{"id":849149,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-03-11T20:10:23.000Z","date":"2026-03-09","kind":"sale","planned":true,"acquired":false,"shares":6224,"price":36.65,"value":228109.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025."}],"balance_after":91047,"source":{"system":"sec-edgar","filing":"0002061438-26-000004","document":"form4-03112026_080318.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000004/form4-03112026_080318.xml","form_type":"4"}},{"id":907904,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-02-12T21:30:23.000Z","date":"2026-02-10","kind":"tax_withholding","planned":false,"acquired":false,"shares":2781,"price":46.75,"value":130011.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Shares withheld by the Issuer to satisfy applicable withholding taxes upon the vesting of PSUs."}],"balance_after":97271,"source":{"system":"sec-edgar","filing":"0002061438-26-000002","document":"form4-02122026_040219.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000002/form4-02122026_040219.xml","form_type":"4"}},{"id":907903,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-02-12T21:30:23.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":9005,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Effective February 10, 2026, the Compensation Committee of the Board of Directors of the Issuer determined that performance-vesting criteria were met with regard to an aggregate of 9,005 performance share units (\"PSUs\") granted in the Issuer's 2025 fiscal year."}],"balance_after":100052,"source":{"system":"sec-edgar","filing":"0002061438-26-000002","document":"form4-02122026_040219.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000002/form4-02122026_040219.xml","form_type":"4"}},{"id":907902,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2026-02-12T21:30:23.000Z","date":"2026-02-10","kind":"grant","planned":false,"acquired":true,"shares":22194,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects the grant of restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. One-third (33%) of the RSUs shall vest on February 10, 2027, with the balance of the RSUs vesting in equal annual installments over the following two-year period, subject to the Reporting Person's continued service with the Issuer. The RSUs will be settled on each applicable vesting date in shares of the Issuer's common stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 404 shares acquired on January 16, 2026 under the Issuer's employee stock purchase plan."}],"balance_after":91047,"source":{"system":"sec-edgar","filing":"0002061438-26-000002","document":"form4-02122026_040219.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000206143826000002/form4-02122026_040219.xml","form_type":"4"}},{"id":1197423,"issuer":{"id":5169,"kind":"organization","name":"COLLEGIUM PHARMACEUTICAL, INC"},"owners":[{"id":53930,"kind":"person","name":"Dieter David","position":1,"cik":"0002061438","reported_name":"Dieter David","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & General Counsel"}}],"security":"Common Stock","published_at":"2025-03-19T20:36:33.000Z","date":"2025-03-17","kind":"grant","planned":false,"acquired":true,"shares":68449,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects the grant of restricted stock units (\"RSUs\"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. Thirty-three percent (33%) of the RSUs shall vest on March 17, 2026, with the balance vesting in two annual installments thereafter, subject to the Reporting Person's continued service with the Issuer. The RSUs will be settled on each applicable vesting date in shares of the Issuer's common stock."}],"balance_after":68449,"source":{"system":"sec-edgar","filing":"0001062993-25-005904","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2061438/000106299325005904/form4.xml","form_type":"4"}}]}