Heffernan Michael Thomas — SEC Form 4 filings

SEC reporting owner CIK 1448914. 14 Form 4 filings on record with FilingPulse; latest filed 2026-09-17.

Transaction summary — filings shown

Covers all 14 filings on record, filed 2024-05-02 to 2026-09-17. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By issuer — same filings

Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

IssuerRole (as filed)FilingsPurchases (P)Sales (S)Other legs
Trevi Therapeutics, Inc. (TRVI)Director44 legs · 39,473 sh · $595,8067
Avalo Therapeutics, Inc. (AVTX)Director33
Biohaven Ltd. (BHVN)Director33
COLLEGIUM PHARMACEUTICAL, INC (COLL)Director22
enGene Therapeutics Inc. (ENGN)Director22

Form 4 filings — Heffernan Michael Thomas

FiledFormIssuerReported transactionsSource
2026-09-174Trevi Therapeutics, Inc. (TRVI)Option exercise (M): 18,421 @ $3.04 · Sale (S): 18,321 @ $15.09 · Sale (S): 100 @ $15.88 · Option exercise (M): 21,052 @ $3.33 · Sale (S): 20,952 @ $15.09 · Sale (S): 100 @ $15.88 · +2 moreEDGAR
2026-06-174enGene Therapeutics Inc. (ENGN)Grant/award (A): 31,000 (derivative) @ $0EDGAR
2026-06-044Trevi Therapeutics, Inc. (TRVI)Grant/award (A): 35,000 (derivative) @ $0EDGAR
2026-06-044Avalo Therapeutics, Inc. (AVTX)Grant/award (A): 29,500 (derivative) @ $0EDGAR
2026-04-304Biohaven Ltd. (BHVN)Grant/award (A): 68,693 (derivative) @ $0EDGAR
2025-07-104enGene Holdings Inc. (ENGN)Grant/award (A): 45,000 (derivative) @ $0EDGAR
2025-06-184Avalo Therapeutics, Inc. (AVTX)Grant/award (A): 29,500 (derivative) @ $0EDGAR
2025-06-134Trevi Therapeutics, Inc. (TRVI)Grant/award (A): 45,000 (derivative) @ $0EDGAR
2025-05-074Biohaven Ltd. (BHVN)Grant/award (A): 31,716 (derivative) @ $0EDGAR
2025-03-264Avalo Therapeutics, Inc. (AVTX)Grant/award (A): 50,000 (derivative) @ $0EDGAR
2025-02-124COLLEGIUM PHARMACEUTICAL, INC (COLL)Grant/award (A): 4,820 @ $0EDGAR
2024-06-144Trevi Therapeutics, Inc. (TRVI)Grant/award (A): 30,000 (derivative) @ $0EDGAR
2024-05-164COLLEGIUM PHARMACEUTICAL, INC (COLL)Grant/award (A): 7,693 @ $0EDGAR
2024-05-024Biohaven Ltd. (BHVN)Grant/award (A): 16,592 (derivative) @ $0EDGAR

FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.

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