| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SC 13G/A | Feb 14, 2024 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 13, 2024 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2024 | |
| SC 13G/A | Report | Jan 19, 2024 | ||
| SC 13G/A | Report | SC 13G/A | Feb 10, 2023 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2023 | |
| SC 13G/A | Report | JHG PLC OWNS <5% | Feb 9, 2023 | |
| SC 13G/A | Report | Jan 30, 2023 | ||
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS 5.8% OF COLLEGIUM | Sep 9, 2022 | |
| SC 13G/A | Report | SC 13G/A | Feb 15, 2022 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2022 | |
| SC 13G/A | Report | PRIMARY DOCUMENT | Feb 14, 2022 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2022 | |
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS >5% | Feb 10, 2022 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2022 | |
| SC 13G/A | Report | Jan 28, 2022 | ||
| SC 13G/A | Report | Mar 10, 2021 | ||
| SC 13G/A | Report | SC 13G/A | Feb 16, 2021 | |
| SC 13G | Report | SC 13G | Feb 16, 2021 | |
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS 14.7% | Feb 11, 2021 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2021 | |
| SC 13G/A | Report | Feb 1, 2021 | ||
| SC 13G/A | Report | Jan 29, 2021 | ||
| SC 13G | Report | SC 13G | Apr 22, 2020 | |
| SC 13G | Report | PRIMARY DOCUMENT | Feb 21, 2020 | |
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS 13.4% OF COLLEGIUM | Feb 13, 2020 | |
| SC 13G/A | Report | SC 13G/A | Feb 13, 2020 | |
| SC 13G/A | Report | SC 13G/A | Feb 13, 2020 | |
| SC 13G | Report | SCHEDULE 13G | Feb 11, 2020 | |
| SC 13G/A | Report | Feb 5, 2020 | ||
| SC 13G/A | Report | SC 13G/A | Feb 4, 2020 | |
| SC 13G/A | Report | Feb 4, 2020 | ||
| SC 13G | Report | SC 13G | Feb 14, 2019 | |
| SC 13G/A | Report | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | Feb 14, 2019 | |
| SC 13G/A | Report | SC 13G/A | Feb 13, 2019 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2019 | |
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC ANNUAL AMENDMENT | Feb 12, 2019 | |
| SC 13G/A | Report | Feb 4, 2019 | ||
| SC 13G | Report | Jan 25, 2019 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 14, 2018 | |
| SC 13G/A | Report | 13G/A | Feb 14, 2018 | |
| SC 13G/A | Report | SC 13G/A | Feb 13, 2018 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2018 | |
| SC 13G/A | Report | SC 13G/A | Feb 12, 2018 | |
| SC 13G/A | Report | Feb 6, 2018 | ||
| SC 13G | Report | Feb 1, 2018 | ||
| SC 13G | Report | INITIAL FILING FOR COLLEGIUM PHARMACEUITICAL AT 10.1% JCM | Jan 10, 2018 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2017 | |
| SC 13G/A | Report | 13G/A | Feb 14, 2017 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2017 | |
| SC 13G | Report | SC 13G | Feb 13, 2017 | |
| SC 13G/A | Report | Feb 13, 2017 | ||
| SC 13G/A | Report | SC 13G/A | Feb 10, 2017 | |
| SC 13G | Report | SC 13G | Feb 10, 2017 | |
| SC 13G | Report | Feb 7, 2017 | ||
| SC 13G/A | Report | SC 13G/A | Jan 19, 2017 | |
| SC 13G | Report | SC 13G | Dec 12, 2016 | |
| SC 13G | Report | SCHEDULE 13G | May 16, 2016 | |
| SC 13G/A | Report | SC 13G/A | Feb 16, 2016 | |
| SC 13G | Report | Feb 16, 2016 | ||
| SC 13G | Report | SC 13G | Feb 12, 2016 | |
| SC 13G | Report | SC 13G | Feb 10, 2016 | |
| SC 13G | Report | SC 13G | Jan 22, 2016 | |
| SC 13G | Report | SCHEDULE 13G | Jan 13, 2016 | |
| SC 13G | Report | SCHEDULE 13G | Sep 22, 2015 | |
| SC 13G | Report | SC 13G | May 15, 2015 |