SEC CIK 1245081
GUSTAFSON MICHAEL B
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| PDFSview stock → | 40,192 | 2026-07-01 |
| MRAMview stock → | 36,748 | 2022-08-18 |
Position History — MRAM
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MRAM
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2022-08-18 | Option exercise (derivative) | 11,440 | $0.00 | 0 |
| 2022-08-18 | Open-market sale | 6,390 | $7.32 | 36,748 |
| 2022-08-18 | Option exercise | 11,440 | $7.20 | 54,578 |
| 2022-08-18 | Open-market sale | 10,397 | $7.50 | 43,138 |
| 2022-08-17 | Option exercise (derivative) | 560 | $0.00 | 11,440 |
| 2022-08-17 | Open-market sale | 716 | $8.41 | 53,535 |
| 2022-08-17 | Option exercise | 560 | $7.20 | 54,811 |
| 2022-08-17 | Open-market sale | 4,100 | $7.56 | 54,251 |
| 2021-11-17 | Open-market sale | 14,286 | $12.70 | 58,351 |
| 2021-05-10 | Grant / award | 27,992 | $0.00 | 72,637 |
| 2020-05-19 | Grant / award | 21,359 | $0.00 | 44,645 |
| 2019-05-21 | Grant / award (derivative) | 12,000 | $0.00 | 12,000 |
| 2019-05-21 | Grant / award | 6,000 | $0.00 | 23,286 |
| 2018-05-21 | Grant / award (derivative) | 12,000 | $0.00 | 12,000 |
| 2018-05-21 | Grant / award | 3,000 | $0.00 | 17,286 |
| 2018-02-12 | Open-market buy | 14,286 | $7.00 | 14,286 |
| 2017-03-24 | Grant / award (derivative) | 16,250 | $0.00 | 16,250 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.