SEC CIK 1643734
Shaff Eric D.
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| MCRBview stock → | 12,499 | 2026-08-17 |
Position History — MCRB
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MCRB
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-08-17 | Open-market sale | 263 | $4.55 | 12,499 |
| 2026-08-15 | Option exercise (derivative) | 332 | $0.00 | 1,993 |
| 2026-08-15 | Option exercise (derivative) | 390 | $0.00 | 783 |
| 2026-08-15 | Option exercise | 722 | — | 12,762 |
| 2026-07-08 | Grant / award (derivative) | 6,500 | $0.00 | 6,500 |
| 2026-05-18 | Open-market sale | 259 | $7.53 | 12,040 |
| 2026-05-15 | Option exercise (derivative) | 331 | $0.00 | 2,325 |
| 2026-05-15 | Option exercise (derivative) | 391 | $0.00 | 1,173 |
| 2026-05-15 | Option exercise | 722 | — | 12,299 |
| 2026-02-15 | Option exercise (derivative) | 333 | $0.00 | 2,656 |
| 2026-02-15 | Option exercise (derivative) | 391 | $0.00 | 1,564 |
| 2026-02-15 | Open-market sale | 259 | $8.47 | 11,577 |
| 2026-02-15 | Option exercise | 723 | — | 11,836 |
| 2025-11-15 | Option exercise (derivative) | 331 | $0.00 | 2,989 |
| 2025-11-15 | Option exercise (derivative) | 390 | $0.00 | 1,954 |
| 2025-11-15 | Open-market sale | 217 | $17.30 | 11,113 |
| 2025-11-15 | Option exercise | 331 | — | 11,330 |
| 2025-11-15 | Option exercise | 390 | — | 10,999 |
| 2025-08-18 | Open-market sale | 217 | $16.65 | 10,609 |
| 2025-08-15 | Option exercise (derivative) | 333 | $0.00 | 3,320 |
| 2025-08-15 | Option exercise (derivative) | 391 | $0.00 | 2,344 |
| 2025-08-15 | Option exercise | 333 | — | 10,826 |
| 2025-08-15 | Option exercise | 391 | — | 10,493 |
| 2025-05-16 | Open-market sale | 220 | $7.28 | 10,102 |
| 2025-05-15 | Option exercise (derivative) | 390 | $0.00 | 2,735 |
| 2025-05-15 | Option exercise (derivative) | 331 | $0.00 | 3,653 |
| 2025-05-15 | Option exercise | 331 | — | 10,322 |
| 2025-05-15 | Option exercise | 390 | — | 9,991 |
| 2025-02-18 | Open-market sale | 12,726 | $0.81 | 192,039 |
| 2025-02-15 | Option exercise (derivative) | 26,563 | $0.00 | 79,687 |
| 2025-02-15 | Option exercise (derivative) | 7,813 | $0.00 | 62,500 |
| 2025-02-15 | Option exercise | 26,563 | — | 204,765 |
| 2025-02-15 | Option exercise | 7,813 | — | 178,202 |
| 2025-02-07 | Grant / award (derivative) | 1,950,000 | $0.00 | 1,950,000 |
| 2024-11-18 | Open-market sale | 2,505 | $0.54 | 170,389 |
| 2024-11-15 | Option exercise (derivative) | 7,812 | $0.00 | 70,313 |
| 2024-11-15 | Option exercise | 7,812 | — | 172,894 |
| 2024-10-28 | Open-market sale | 8,748 | $0.69 | 165,082 |
| 2024-10-27 | Option exercise (derivative) | 27,837 | $0.00 | 0 |
| 2024-10-27 | Option exercise | 27,837 | $0.00 | 173,830 |
| 2024-08-16 | Open-market sale | 2,518 | $0.84 | 145,993 |
| 2024-08-15 | Option exercise (derivative) | 7,813 | $0.00 | 78,125 |
| 2024-08-15 | Option exercise | 7,813 | — | 148,511 |
| 2024-05-15 | Option exercise (derivative) | 7,812 | $0.00 | 85,938 |
| 2024-05-15 | Open-market sale | 2,435 | $0.94 | 140,698 |
| 2024-05-15 | Option exercise | 7,812 | — | 143,133 |
| 2024-02-16 | Open-market sale | 11,549 | $1.08 | 135,321 |
| 2024-02-15 | Option exercise (derivative) | 31,250 | $0.00 | 93,750 |
| 2024-02-15 | Option exercise | 31,250 | — | 146,870 |
| 2024-02-14 | Grant / award (derivative) | 106,250 | $0.00 | 106,250 |
| 2024-02-14 | Grant / award (derivative) | 637,500 | $0.00 | 637,500 |
| 2024-02-14 | Grant / award (derivative) | 822,580 | $0.00 | 822,580 |
| 2023-10-30 | Open-market sale | 8,552 | $1.35 | 115,620 |
| 2023-10-27 | Option exercise (derivative) | 27,838 | $0.00 | 27,837 |
| 2023-10-27 | Option exercise | 27,838 | $0.00 | 124,172 |
| 2023-04-27 | Grant / award (derivative) | 55,675 | $0.00 | 55,675 |
| 2023-02-03 | Grant / award (derivative) | 250,000 | $0.00 | 250,000 |
| 2023-02-03 | Grant / award (derivative) | 125,000 | $0.00 | 125,000 |
| 2022-07-05 | Grant / award | 63,492 | $3.15 | 96,334 |
| 2022-02-04 | Grant / award (derivative) | 500,000 | $0.00 | 500,000 |
| 2021-02-04 | Grant / award (derivative) | 350,000 | $0.00 | 350,000 |
| 2020-01-29 | Grant / award (derivative) | 1,000,000 | $0.00 | 1,000,000 |
| 2020-01-26 | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2020-01-26 | Option exercise | 20,000 | — | 32,842 |
| 2019-01-28 | Open-market sale | 4,378 | $5.75 | 12,842 |
| 2019-01-26 | Option exercise (derivative) | 12,000 | $0.00 | 20,000 |
| 2019-01-26 | Option exercise | 12,000 | — | 17,220 |
| 2019-01-25 | Grant / award (derivative) | 275,000 | $0.00 | 275,000 |
| 2018-01-30 | Grant / award (derivative) | 120,000 | $0.00 | 120,000 |
| 2018-01-26 | Option exercise (derivative) | 8,000 | $0.00 | 32,000 |
| 2018-01-26 | Open-market sale | 2,780 | $11.02 | 5,220 |
| 2018-01-26 | Option exercise | 8,000 | — | 8,000 |
| 2017-01-26 | Grant / award (derivative) | 40,000 | $0.00 | 40,000 |
| 2017-01-26 | Grant / award (derivative) | 105,000 | $0.00 | 105,000 |
| 2016-06-30 | Option exercise (derivative) | 4,533 | $0.00 | 233,454 |
| 2016-06-30 | Option exercise | 4,533 | $7.79 | 4,533 |
| 2016-06-30 | Open-market sale | 4,533 | $29.54 | 0 |
| 2016-06-28 | Option exercise (derivative) | 1,667 | $0.00 | 237,987 |
| 2016-06-28 | Open-market sale | 1,667 | $28.85 | 0 |
| 2016-06-28 | Option exercise | 1,667 | $7.79 | 1,667 |
| 2016-06-27 | Option exercise (derivative) | 3,334 | $0.00 | 239,654 |
| 2016-06-27 | Option exercise | 3,334 | $7.79 | 3,334 |
| 2016-06-27 | Open-market sale | 3,334 | $28.00 | 0 |
| 2016-04-04 | Option exercise (derivative) | 6,568 | $0.00 | 242,988 |
| 2016-04-04 | Open-market sale | 6,568 | $28.85 | 0 |
| 2016-04-04 | Option exercise | 6,568 | $7.79 | 6,568 |
| 2016-03-31 | Option exercise (derivative) | 7,663 | $0.00 | 249,556 |
| 2016-03-31 | Open-market sale | 1,095 | $25.13 | 6,568 |
| 2016-03-31 | Option exercise | 7,663 | $7.79 | 7,663 |
| 2016-03-31 | Open-market sale | 6,568 | $26.50 | 0 |
| 2016-03-28 | Option exercise (derivative) | 5,473 | $0.00 | 257,219 |
| 2016-03-28 | Option exercise | 5,473 | $7.79 | 5,473 |
| 2016-03-28 | Open-market sale | 5,473 | $24.07 | 0 |
| 2016-02-01 | Grant / award (derivative) | 78,500 | $0.00 | 78,500 |
| 2015-06-25 | Grant / award (derivative) | 100,000 | $0.00 | 100,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.