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Heffernan Michael Thomas

In the past year, 1 open-market sale filing worth $595.8K and no purchases.

Current role at each company

Show 2 more companies
  • SYBX Synlogic, Inc.Directoras of Jun 26, 2023
  • Biohaven Pharmaceutical Holding Co Ltd.Directoras of Oct 3, 2022

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$595.8K
1 filing
Net
−$595.8K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Heffernan Michael Thomas as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

TRVI Trevi Therapeutics, Inc.

Director1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 17, 2026 (view filing)4:55 PM ETSep 152 daysHeffernan Michael ThomasDirectorSSale−39.5K$15.09−$595.8K−86.1%6.35K after4 lots10b5-1

COLL Collegium Pharmaceutical, Inc

Director3 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 27, 2022 (view filing)Dec 22-275 daysHeffernan Michael ThomasDirectorSSale−25.0K$23.58−$590.5K−47.2%28.0K after4 lots
Dec 21, 2022 (view filing)Dec 19-212 daysHeffernan Michael ThomasDirectorSSale−84.0K$23.09−$1.94M−75.0%28.0K after3 lots
Dec 14, 2022 (view filing)Dec 12-132 daysHeffernan Michael ThomasDirectorSSale−189.6K$22.14−$4.20M−87.1%28.0K after2 lots