Ribar Geoffrey G
- SEC CIK
- 0001247434
In the past year, 3 open-market sale filings worth $1.95M and no purchases.
Current role at each company
- QS QuantumScape CorpDirectoras of Jun 5, 2026
- MRAM Everspin Technologies Inc.Directoras of May 22, 2026
- MTSI MACOM Technology Solutions Holdings, Inc.Directoras of May 13, 2026
- ACTG Acacia Research CorpDirectoras of Jun 3, 2025
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $1.95M
- 3 filings
- Net
- −$1.95M
- Bought minus sold
- Companies
- 2
- With open-market trades
Trades
Every Form 4 that lists Ribar Geoffrey G as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
MRAM Everspin Technologies Inc.
Director4 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 21, 2026 (view filing) | May 20 | 1 day | Ribar Geoffrey GDirector | SSale | −27.5K | $28.87 | −$793.6K | −22.6%94.1K after | |
| Mar 13, 2024 (view filing) | Mar 13 | Same day | Ribar Geoffrey GDirector | SSale | −7.86K | $8.50 | −$66.8K | −8.9%80.3K after | 10b5-1 |
| Mar 6, 2024 (view filing) | Mar 6 | Same day | Ribar Geoffrey GDirector | SSale | −6.00K | $8.50 | −$51.0K | −6.4%88.1K after | 10b5-1 |
| Aug 14, 2023 (view filing) | Aug 14 | Same day | Ribar Geoffrey GDirector | SSale | −42.0K | $9.82 | −$412.4K | −30.9%94.1K after |
MTSI MACOM Technology Solutions Holdings, Inc.
Director5 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 13, 2026 (view filing) | May 11 | 2 days | Ribar Geoffrey GDirector | SSale | −1.62K | $361.84 | −$587.3K | −11.4%12.6K after | |
| Feb 27, 2026 (view filing) | Feb 25 | 2 days | Ribar Geoffrey GDirector | SSale | −2.24K | $253.59 | −$569.1K | −14.3%13.4K after | |
| Feb 14, 2025 (view filing) | Feb 12 | 2 days | Ribar Geoffrey GDirector | SSale | −6.66K | $121.61 | −$809.4K | −32.2%14.0K after | |
| May 9, 2024 (view filing) | May 7 | 2 days | Ribar Geoffrey GDirector | SSale | −3.50K | $103.84 | −$363.4K | −14.5%20.7K after | |
| Aug 30, 2023 (view filing) | Aug 28 | 2 days | Ribar Geoffrey GDirector | SSale | −3.86K | $81.05 | −$312.9K | −14.9%22.0K after |