Heffernan Michael Thomas (CIK 0001448914)

Latest company ownership

Shares held
50,328
Last filed at
Feb 12, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2017Q1 2025Q4
BHVN - Biohaven Ltd.
Role: Director
Shares held
15,178
Last filed at
Oct 12, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q4 2025Q4
Shares held
3,851
Last filed at
May 13, 2019
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q2 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 22, 2022 Dec 27, 2022 COLLEGIUM PHARMACEUTICAL, INC Director Sell 17.5 -25,041 -18.26% ✓ $590.5K
Dec 19, 2022 Dec 21, 2022 COLLEGIUM PHARMACEUTICAL, INC Director Sell 5.0 -83,964 -49.97% ✓ $1.9M
Dec 12, 2022 Dec 14, 2022 COLLEGIUM PHARMACEUTICAL, INC Director Sell 5.0 -189,607 -77.18% ✓ $4.2M
Oct 3, 2022 Oct 12, 2022 Biohaven Ltd. Director Sell 22.5 -9,699 -38.99% ✗ $72.7K
Oct 3, 2022 Oct 5, 2022 Biohaven Ltd. Director Sell 26.3 -3,847 -15.46% ✗ $41.3K
Mar 15, 2021 Mar 17, 2021 COLLEGIUM PHARMACEUTICAL, INC Director Sell 5.0 -50,075 -92.52% ✓ $1.3M
Aug 11, 2020 Aug 12, 2020 COLLEGIUM PHARMACEUTICAL, INC Director Sell 17.5 -13,071 -19.45% ✓ $250K
May 20, 2020 May 22, 2020 COLLEGIUM PHARMACEUTICAL, INC Director Sell 40.0 -14,603 -17.85% ✗ $411.2K
May 13, 2020 May 15, 2020 COLLEGIUM PHARMACEUTICAL, INC Director Sell 17.5 -19,254 -19.05% ✓ $416.4K
Feb 10, 2020 Feb 12, 2020 COLLEGIUM PHARMACEUTICAL, INC Director Sell 42.5 -4,962 -4.68% ✗ $107.3K
Jan 21, 2020 Jan 22, 2020 COLLEGIUM PHARMACEUTICAL, INC Director Sell 3.8 -296,074 -73.63% ✓ $6.5M
Aug 9, 2019 Aug 13, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 42.5 -4,779 -3.64% ✗ $53.7K
Jul 19, 2019 Jul 23, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 50.0 -667 -0.51% ✗ $6.9K
Jul 15, 2019 Jul 17, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 17.5 -25,000 -15.92% ✓ $281.5K
Jun 17, 2019 Jun 19, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 22.5 -25,000 -13.73% ✓ $284.2K
May 15, 2019 May 17, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 22.5 -25,000 -12.07% ✓ $321K
May 9, 2019 May 13, 2019 Trevi Therapeutics, Inc. Director Buy 91.3 +2,500 64.92% ✗ $25K
Apr 15, 2019 Apr 17, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 22.5 -25,000 -11.00% ✓ $377.4K
Mar 15, 2019 Mar 19, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 26.3 -25,000 -9.91% ✓ $429.3K
Feb 15, 2019 Feb 20, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 26.3 -25,000 -9.01% ✓ $370.2K
Feb 8, 2019 Feb 11, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 42.5 -7,851 -2.75% ✗ $113K
Jan 18, 2019 Jan 23, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 51.3 -787 -0.28% ✗ $12.4K
Jan 15, 2019 Jan 17, 2019 COLLEGIUM PHARMACEUTICAL, INC Director Sell 26.3 -25,000 -8.04% ✓ $389K
Dec 17, 2018 Dec 18, 2018 COLLEGIUM PHARMACEUTICAL, INC Director Sell 30.0 -25,000 -7.44% ✓ $454.5K
Nov 15, 2018 Nov 16, 2018 COLLEGIUM PHARMACEUTICAL, INC Director Sell 30.0 -25,000 -6.93% ✓ $415.1K
Oct 15, 2018 Oct 17, 2018 COLLEGIUM PHARMACEUTICAL, INC Director Sell 30.0 -25,000 -6.48% ✓ $413.3K
Aug 23, 2018 Aug 27, 2018 COLLEGIUM PHARMACEUTICAL, INC Director Sell 48.8 -2,025 -0.52% ✗ $36.5K
Aug 3, 2018 Aug 6, 2018 COLLEGIUM PHARMACEUTICAL, INC Director Sell 51.3 -668 -0.17% ✗ $13.5K
Jun 11, 2018 Jun 13, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 17.5 -150,000 -27.85% ✗ $3.8M
May 10, 2018 May 14, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 45.0 -7,100 -1.30% ✓ $186.1K
Apr 19, 2018 Apr 23, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 23.8 -44,400 -7.52% ✓ $1.2M
Feb 26, 2018 Mar 1, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 45.0 -4,050 -0.68% ✗ $88.2K
Feb 5, 2018 Feb 6, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 51.3 -788 -0.13% ✗ $18.4K
Jan 22, 2018 Jan 23, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 42.5 -20,000 -1.86% ✓ $500.2K
Jan 19, 2018 Jan 19, 2018 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 35.0 -20,000 -3.58% ✓ $450K
Nov 15, 2017 Nov 17, 2017 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 26.3 -50,000 -8.21% ✓ $776.5K
Jul 28, 2017 Aug 4, 2017 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 52.5 -96 -0.02% ✗ $9.1K
Mar 17, 2017 Mar 21, 2017 COLLEGIUM PHARMACEUTICAL, INC CEO Sell 51.3 -1,472 -0.24% ✗ $22K