HENNESSY SEAN P — SEC Form 4 filings
SEC reporting owner CIK 1203507. 11 Form 4 filings on record with FilingPulse; latest filed 2026-03-23.
Transaction summary — filings shown
Covers all 11 filings on record, filed 2024-03-26 to 2026-03-23. 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 — 0 shares, $511 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 5 legs across 1 filing — 4,700 shares, $6,751,660 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 26.
- Largest priced transaction: sale of 3,000 shares @ $1,435.77 ($4,307,318) in TransDigm Group INC, filed 2025-05-20.
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 |
|---|---|---|---|---|---|
| TransDigm Group INC (TDG) | Director | 9 | 1 leg · 0 sh · $511 | 5 legs · 4,700 sh · $6,751,660 | 15 |
| Perimeter Solutions, Inc. (PRM) | Director | 2 | — | — | 11 |
Form 4 filings — HENNESSY SEAN P
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-23 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 41 @ $1,214.66 | EDGAR |
| 2026-03-02 | 4 | Perimeter Solutions, Inc. (PRM) | Grant/award (A): 6,194 (derivative) @ $0 · Grant/award (A): 7,000 (derivative) @ $0 · Grant/award (A): 7,000 (derivative) @ $0 · Grant/award (A): 7,000 (derivative) @ $0 · Grant/award (A): 7,000 (derivative) @ $0 · Grant/award (A): 1,750 (derivative) @ $0 | EDGAR |
| 2025-11-06 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 518 (derivative) @ $0 | EDGAR |
| 2025-09-22 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 36 @ $1,288.13 | EDGAR |
| 2025-05-20 | 4 | TransDigm Group INC (TDG) | Option exercise (M): 4,700 @ $156.47 · Sale (S): 3,000 @ $1,435.77 · Sale (S): 664 @ $1,437.07 · Sale (S): 636 @ $1,437.85 · Sale (S): 300 @ $1,438.89 · Sale (S): 100 @ $1,439.92 · +1 more | EDGAR |
| 2025-03-26 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 35 @ $1,346.50 | EDGAR |
| 2025-02-21 | 4 | Perimeter Solutions, Inc. (PRM) | Grant/award (A): 7,000 (derivative) @ $0 · Grant/award (A): 14,000 (derivative) @ $0 · Grant/award (A): 14,000 (derivative) @ $0 · Grant/award (A): 21,000 (derivative) @ $0 · Grant/award (A): 5,250 (derivative) @ $0 | EDGAR |
| 2024-11-20 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 450 (derivative) @ $0 | EDGAR |
| 2024-09-27 | 4 | TransDigm Group INC (TDG) | Gift (G): 44 @ $0 · Gift (G): 288 @ $0 · Grant/award (A): 34 @ $1,367.76 | EDGAR |
| 2024-05-09 | 4 | TransDigm Group INC (TDG) | Code (L): 4.06 @ $988.81 · Code (L): 5.25 @ $988.05 · Code (L): 0.20 @ $1,001.05 · Code (L): 0.10 @ $1,003.40 · Purchase (P): 0.48 @ $1,065.40 | EDGAR |
| 2024-03-26 | 4 | TransDigm Group INC (TDG) | Grant/award (A): 31 @ $1,172.20 | 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.
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