Lynch Desmond — SEC Form 4 filings
SEC reporting owner CIK 1941085. 15 Form 4 filings on record with FilingPulse; latest filed 2026-05-05.
Transaction summary — filings shown
Covers all 15 filings on record, filed 2024-02-02 to 2026-05-05. 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): 8 legs across 6 filings — 37,119 shares, $3,030,454 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 9,074 shares @ $91.70 ($832,099) in RAMBUS INC, filed 2025-09-16.
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 |
|---|---|---|---|---|---|
| RAMBUS INC (RMBS) | SVP, CFO | 14 | — | 8 legs · 37,119 sh · $3,030,454 | 11 |
| Astera Labs, Inc. (ALAB) | Chief Financial Officer | 1 | — | — | 2 |
Form 4 filings — Lynch Desmond
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-05 | 4 | Astera Labs, Inc. (ALAB) | Grant/award (A): 42,501 @ $0 · Grant/award (A): 7,083 @ $0 | EDGAR |
| 2026-02-24 | 4 | RAMBUS INC (RMBS) | Sale (S): 4,273 @ $101.53 | EDGAR |
| 2026-02-03 | 4 | RAMBUS INC (RMBS) | Grant/award (A): 34,554 @ $0 · Tax withholding (F): 22,105 @ $113.71 | EDGAR |
| 2025-10-06 | 4 | RAMBUS INC (RMBS) | Sale (S): 5,467 @ $101.17 · Sale (S): 3,607 @ $101.99 | EDGAR |
| 2025-09-16 | 4 | RAMBUS INC (RMBS) | Sale (S): 9,074 @ $91.70 | EDGAR |
| 2025-09-03 | 4 | RAMBUS INC (RMBS) | Tax withholding (F): 2,725 @ $73.48 | EDGAR |
| 2025-05-06 | 4 | RAMBUS INC (RMBS) | Sale (S): 3,118 @ $50.31 | EDGAR |
| 2025-04-03 | 4 | RAMBUS INC (RMBS) | Grant/award (A): 18,167 @ $0 · Tax withholding (F): 1,829 @ $52.29 | EDGAR |
| 2025-03-17 | 4 | RAMBUS INC (RMBS) | Sale (S): 3,743 @ $53.27 | EDGAR |
| 2025-02-04 | 4 | RAMBUS INC (RMBS) | Grant/award (A): 39,072 @ $0 · Tax withholding (F): 26,111 @ $60.35 | EDGAR |
| 2024-09-04 | 4 | RAMBUS INC (RMBS) | Tax withholding (F): 2,720 @ $40.58 | EDGAR |
| 2024-04-02 | 4 | RAMBUS INC (RMBS) | Grant/award (A): 13,659 @ $0 | EDGAR |
| 2024-03-12 | 4 | RAMBUS INC (RMBS) | Sale (S): 191 @ $62.25 · Sale (S): 7,646 @ $62.18 | EDGAR |
| 2024-03-05 | 4 | RAMBUS INC (RMBS) | Tax withholding (F): 2,406 @ $63.09 | EDGAR |
| 2024-02-02 | 4 | RAMBUS INC (RMBS) | Tax withholding (F): 5,159 @ $68.15 | 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=1941085 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →