GUSTAFSON MICHAEL B
- SEC CIK
- 0001245081
Latest role at each company
- PDFS PDF SOLUTIONS INCDirectoras of Jul 2, 2026
- CIK 0001819394Directoras of Mar 3, 2025
- MRAM EVERSPIN TECHNOLOGIES INC.Directoras of Aug 19, 2022
Trades
Every Form 4 that lists GUSTAFSON MICHAEL B as a reporting owner, including filings made jointly with others. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Company | Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|---|
| PDFSPDF SOLUTIONS INC | May 14, 2025 | May 13, 2025 | GUSTAFSON MICHAEL BDirector | PPurchaseCommon Stock | +7.5K | $19.45 | +$145.88K | 30.07K | +33.2% | SEC |
| PDFSPDF SOLUTIONS INC | Feb 25, 2025 | Feb 24, 2025 | GUSTAFSON MICHAEL BDirector | PPurchaseCommon Stock | +4K | $23.06 | +$92.24K | 22.57K | +21.5% | SEC |
| PDFSPDF SOLUTIONS INC | Dec 14, 2023 | Dec 12 – Dec 13, 2023 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −5.75K | $30.9248 | −$177.82K | 14.19K | −28.8% | SEC |
| PDFSPDF SOLUTIONS INC | Mar 2, 2023 | Feb 28, 2023 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −13.32K | $37.26 | −$496.15K | 16.59K | −44.5% | SEC |
| PDFSPDF SOLUTIONS INC | Nov 17, 2022 | Nov 15 – Nov 16, 2022 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −5K | $29.92 | −$149.6K | 29.9K | −14.3% | SEC |
| MRAMEVERSPIN TECHNOLOGIES INC. | Aug 19, 2022 | Aug 17 – Aug 18, 2022 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −33.6K | $7.5517 | −$253.76K | 36.75K | −47.8% | SEC |
| MRAMEVERSPIN TECHNOLOGIES INC. | Nov 18, 2021 | Nov 17, 2021 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −14.29K | $12.70 | −$181.43K | 58.35K | −19.7% | SEC |
| PDFSPDF SOLUTIONS INC | Nov 15, 2021 | Nov 12, 2021 | GUSTAFSON MICHAEL BDirector | SSaleCommon Stock | −3K | $33.00 | −$99K | 27.69K | −9.8% | SEC |