Thompson Tamar — SEC Form 4 filings
SEC reporting owner CIK 1839248. 9 Form 4 filings on record with FilingPulse; latest filed 2026-07-17.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-06-14 to 2026-07-17. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 1 leg across 1 filing — 30,000 shares, $1,349,259 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 28.
- Largest priced transaction: sale of 30,000 shares @ $44.98 ($1,349,259) in Avidity Biosciences, Inc., filed 2024-10-09.
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 |
|---|---|---|---|---|---|
| Avidity Biosciences, Inc. (RNAM) | Director | 4 | — | 1 leg · 30,000 sh · $1,349,259 | 10 |
| CATALYST PHARMACEUTICALS, INC. (CPRX) | Director | 5 | — | — | 18 |
Form 4 filings — Thompson Tamar
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-17 | 4 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Disposition to issuer (D): 3,773 @ $31.50 · Disposition to issuer (D): 40,000 (derivative) @ $0 · Disposition to issuer (D): 29,524 (derivative) @ $0 · Disposition to issuer (D): 23,248 (derivative) @ $0 · Disposition to issuer (D): 18,115 (derivative) @ $0 · Disposition to issuer (D): 1,414 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-27 | 4 | Avidity Biosciences, Inc. (RNAM) | Disposition to issuer (D): 6,692 · Disposition to issuer (D): 10,034 (derivative) · Disposition to issuer (D): 13,489 (derivative) · Disposition to issuer (D): 22,000 (derivative) · Disposition to issuer (D): 22,000 (derivative) | EDGAR |
| 2025-12-10 | 4 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Option exercise (M): 1,413 · Option exercise (M): 1,413 (derivative) @ $0 | EDGAR |
| 2025-11-24 | 4 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Option exercise (M): 947 · Grant/award (A): 18,115 (derivative) @ $0 · Grant/award (A): 5,468 (derivative) @ $0 · Option exercise (M): 947 (derivative) @ $0 | EDGAR |
| 2025-06-12 | 4 | Avidity Biosciences, Inc. (RNA) | Grant/award (A): 6,692 @ $0 · Grant/award (A): 10,034 (derivative) @ $0 | EDGAR |
| 2024-12-11 | 4 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Option exercise (M): 1,413 · Option exercise (M): 1,413 (derivative) @ $0 | EDGAR |
| 2024-11-25 | 4 | CATALYST PHARMACEUTICALS, INC. (CPRX) | Grant/award (A): 23,248 (derivative) @ $0 · Grant/award (A): 2,841 (derivative) @ $0 | EDGAR |
| 2024-10-09 | 4 | Avidity Biosciences, Inc. (RNA) | Option exercise (M): 30,000 @ $27.63 · Sale (S): 30,000 @ $44.98 · Option exercise (M): 30,000 (derivative) @ $0 | EDGAR |
| 2024-06-14 | 4 | Avidity Biosciences, Inc. (RNA) | Grant/award (A): 13,489 (derivative) @ $0 | 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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