Insider NameBuy/SellCompany NameTickerAmountShares Change
Dec 22, 2022Dec 28, 2022Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$23.58$590,451-47.19%
Dec 19, 2022Dec 22, 2022Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$23.09$2M-74.98%
Dec 12, 2022Dec 14, 2022Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$22.14$4M-87.12%
Mar 15, 2021Mar 17, 2021Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$25.3$1M-92.52%
Aug 11, 2020Aug 12, 2020Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$19.13$250,048-19.45%
May 13, 2020May 15, 2020Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$21.63$416,421-19.05%
Jan 21, 2020Jan 22, 2020Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$21.93$6M-73.58%
Jul 15, 2019Jul 17, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$11.26$281,500-15.92%
Jun 17, 2019Jun 19, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$11.37$284,246-13.73%
May 15, 2019May 17, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$12.84$321,042-12.07%
May 09, 2019May 13, 2019Heffernan Michael Thomas
Dir
BuyTrevi Therapeutics, Inc.TRVI$10$25,000+28.25%
Apr 15, 2019Apr 17, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$15.09$377,366-11.00%
Mar 15, 2019Mar 19, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$17.17$429,250-9.91%
Feb 15, 2019Feb 20, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$14.81$370,224-9.01%
Jan 15, 2019Jan 17, 2019Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$15.56$389,000-8.04%
Dec 17, 2018Dec 18, 2018Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$18.18$454,491-7.44%
Nov 15, 2018Nov 16, 2018Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$16.6$415,122-6.93%
Oct 15, 2018Oct 17, 2018Heffernan Michael Thomas
Dir
SellCollegium Pharmaceutical, IncCOLL$16.53$413,250-6.48%
Jun 11, 2018Jun 13, 2018Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$25.27$4M-27.85%
May 10, 2018May 14, 2018Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$26.21$186,100-1.30%
Apr 19, 2018Apr 23, 2018Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$26$1M-7.52%
Jan 22, 2018Jan 23, 2018Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$25.01$500,164-1.86%
Jan 19, 2018Jan 19, 2018Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$22.5$450,000-3.58%
Nov 15, 2017Nov 18, 2017Heffernan Michael Thomas
COB
Pres
CEO
SellCollegium Pharmaceutical, IncCOLL$15.53$776,500-8.21%
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