Mahoney Stephen F. — SEC Form 4 filings
SEC reporting owner CIK 1741389. 4 Form 4 filings on record with FilingPulse; latest filed 2026-03-09.
Transaction summary — filings shown
Covers all 4 filings on record, filed 2024-09-30 to 2026-03-09. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 21,400 shares, $499,262 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
- Largest priced transaction: purchase of 21,400 shares @ $23.33 ($499,262) in Viridian Therapeutics, Inc.\DE, filed 2024-09-30.
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.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Viridian Therapeutics, Inc.\DE (VRDN) | President and CEO, Director | 4 | 1 leg · 21,400 sh · $499,262 | — | 8 |
Form 4 filings — Mahoney Stephen F.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-09 | 4/A | Viridian Therapeutics, Inc.\DE (VRDN) | Tax withholding (F): 7,408 @ $30.19 | EDGAR |
| 2026-03-04 | 4 | Viridian Therapeutics, Inc.\DE (VRDN) | Option exercise (M): 18,357 · Tax withholding (F): 7,627 @ $29.32 · Grant/award (A): 559,600 (derivative) @ $0 · Grant/award (A): 111,900 (derivative) @ $0 · Option exercise (M): 18,357 (derivative) @ $0 | EDGAR |
| 2025-03-04 | 4 | Viridian Therapeutics, Inc.\DE (VRDN) | Grant/award (A): 440,565 (derivative) @ $0 · Grant/award (A): 73,428 (derivative) @ $0 | EDGAR |
| 2024-09-30 | 4 | Viridian Therapeutics, Inc.\DE (VRDN) | Purchase (P): 21,400 @ $23.33 | EDGAR |
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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1741389 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →