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 — PDFS
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — PDFS
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-07-01 | Grant / award | 2,689 | — | 40,192 |
| 2025-07-01 | Grant / award | 7,429 | — | 37,503 |
| 2025-05-13 | Open-market buy | 7,500 | $19.45 | 30,074 |
| 2025-02-24 | Open-market buy | 4,000 | $23.06 | 22,574 |
| 2024-07-01 | Grant / award | 4,382 | — | 18,574 |
| 2023-12-13 | Open-market sale | 4,883 | $30.86 | 14,192 |
| 2023-12-12 | Open-market sale | 867 | $31.29 | 19,075 |
| 2023-07-01 | Grant / award | 3,354 | — | 19,942 |
| 2023-02-28 | Open-market sale | 13,316 | $37.26 | 16,588 |
| 2022-11-16 | Open-market sale | 2,500 | $30.05 | 29,904 |
| 2022-11-15 | Open-market sale | 2,500 | $29.79 | 32,404 |
| 2022-07-01 | Grant / award | 7,212 | — | 34,904 |
| 2021-11-12 | Open-market sale | 3,000 | $33.00 | 27,692 |
| 2021-07-01 | Grant / award | 4,688 | — | 30,692 |
| 2020-08-01 | Grant / award | 4,688 | $0.00 | 26,004 |
| 2019-11-06 | Open-market sale | 2,214 | $15.75 | 21,316 |
| 2019-11-05 | Open-market sale | 386 | $15.97 | 23,530 |
| 2019-07-01 | Grant / award | 4,688 | $0.00 | 23,916 |
| 2019-06-13 | Open-market sale | 1,000 | $12.95 | 19,228 |
| 2018-11-01 | Grant / award | 20,228 | $0.00 | 20,228 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.