RIBAR GEOFFREY G — SEC Form 4 filings
SEC reporting owner CIK 1247434. 17 Form 4 filings on record with FilingPulse; latest filed 2026-06-05.
Transaction summary — filings shown
Covers all 17 filings on record, filed 2024-03-06 to 2026-06-05. 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): 7 legs across 7 filings — 55,367 shares, $3,240,553 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 11.
- Largest priced transaction: sale of 6,656 shares @ $121.61 ($809,436) in MACOM Technology Solutions Holdings, Inc., filed 2025-02-14.
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 |
|---|---|---|---|---|---|
| MACOM Technology Solutions Holdings, Inc. (MTSI) | Director | 7 | — | 4 legs · 14,023 sh · $2,329,198 | 3 |
| EVERSPIN TECHNOLOGIES INC. (MRAM) | Director | 6 | — | 3 legs · 41,344 sh · $911,355 | 3 |
| QuantumScape Corp (QS) | Director | 2 | — | — | 3 |
| ACACIA RESEARCH CORP (ACTG) | Director | 2 | — | — | 2 |
Form 4 filings — RIBAR GEOFFREY G
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-05 | 4 | QuantumScape Corp (QS) | Grant/award (A): 24,183 @ $0 | EDGAR |
| 2026-05-22 | 4 | EVERSPIN TECHNOLOGIES INC. (MRAM) | Grant/award (A): 3,852 @ $0 | EDGAR |
| 2026-05-21 | 4 | EVERSPIN TECHNOLOGIES INC. (MRAM) | Sale (S): 27,488 @ $28.87 | EDGAR |
| 2026-05-13 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Sale (S): 1,623 @ $361.84 | EDGAR |
| 2026-03-10 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Grant/award (A): 776 @ $0 | EDGAR |
| 2026-02-27 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Sale (S): 2,244 @ $253.59 | EDGAR |
| 2026-01-30 | 4 | QuantumScape Corp (QS) | Grant/award (A): 29,878 @ $0 · Grant/award (A): 6,224 @ $0 | EDGAR |
| 2025-06-03 | 4 | ACACIA RESEARCH CORP (ACTG) | Grant/award (A): 32,172 @ $0 | EDGAR |
| 2025-05-27 | 4 | EVERSPIN TECHNOLOGIES INC. (MRAM) | Grant/award (A): 20,325 @ $0 | EDGAR |
| 2025-03-11 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Grant/award (A): 1,623 @ $0 | EDGAR |
| 2025-02-14 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Sale (S): 6,656 @ $121.61 | EDGAR |
| 2024-06-11 | 4 | ACACIA RESEARCH CORP (ACTG) | Grant/award (A): 23,121 @ $0 | EDGAR |
| 2024-05-31 | 4 | EVERSPIN TECHNOLOGIES INC (MRAM) | Grant/award (A): 20,973 @ $0 | EDGAR |
| 2024-05-09 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Sale (S): 3,500 @ $103.84 | EDGAR |
| 2024-03-13 | 4 | EVERSPIN TECHNOLOGIES INC (MRAM) | Sale (S): 7,856 @ $8.50 | EDGAR |
| 2024-03-12 | 4 | MACOM Technology Solutions Holdings, Inc. (MTSI) | Grant/award (A): 2,138 @ $0 | EDGAR |
| 2024-03-06 | 4 | EVERSPIN TECHNOLOGIES INC (MRAM) | Sale (S): 6,000 @ $8.50 | 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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