Updated Jul 16, 2026
RIBAR GEOFFREY G has filed 4 SEC Form 4 filings across 3 companies in the last 90 days — selling. Lifetime open-market sales: $1.95M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-05 | QS | QuantumScape Corp | A — Grant or award | 24.2K | $0.00 | |
| 2026-05-22 | MRAM | EVERSPIN TECHNOLOGIES INC. | A — Grant or award | 3.9K | $0.00 | |
| 2026-05-21 | MRAM | EVERSPIN TECHNOLOGIES INC. | S — Open-market sale | 27.5K | $28.87 | $794K |
| 2026-05-13 | MTSI | MACOM Technology Solutions Holdings, Inc. | S — Open-market sale | 1.6K | $361.84 | $587K |
| 2026-03-10 | MTSI | MACOM Technology Solutions Holdings, Inc. | A — Grant or award | 776 | $0.00 | |
| 2026-02-27 | MTSI | MACOM Technology Solutions Holdings, Inc. | S — Open-market sale | 2.2K | $253.59 | $569K |
| 2026-01-30 | QS | QuantumScape Corp | A — Grant or award | 6.2K | $0.00 | |
| 2026-01-30 | QS | QuantumScape Corp | A — Grant or award | 29.9K | $0.00 | |
| 2025-05-30 | ACTG | ACACIA RESEARCH CORP | A — Grant or award | 32.2K | $0.00 | |
| 2025-05-22 | MRAM | EVERSPIN TECHNOLOGIES INC. | A — Grant or award | 20.3K | $0.00 |
RIBAR GEOFFREY G is a corporate insider — currently tracked as Insider of QuantumScape Corp (QS). InsiderAlpha tracks every SEC Form 4 filing in real time.
4 primary Form 4 filings in the last 90 days, covering 3 companies.
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($1.95M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live RIBAR GEOFFREY G profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.