Dere Willard H
Insider CIK 1311569 · BMRN Director · OCRX Director · RDUS Director · MRSN Director · MCRB Director · MGX Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2026-07-08 | 2026-07-10 | 6,500 | — | $0 | 6,500 | SEC↗ |
| MGX Metagenomi Therapeutics, I | A Award deriv | 2026-06-09 | 2026-06-11 | 21,000 | — | $0 | 21,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2026-06-02 | 2026-06-04 | 7,490 | — | $0 | 46,440 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 2,200 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 734 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 1,800 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 513 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 1,002 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 125 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 368 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 450 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 1,000 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 544 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 800 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | D To issuer deriv | 2026-01-06 | 2026-01-06 | 2,460 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | U Tender | 2026-01-06 | 2026-01-06 | 1,567 | — | $0 | 0 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2025-06-12 | 2025-06-13 | 61,500 | — | $0 | 61,500 | SEC↗ |
| MGX Metagenomi, Inc. | A Award deriv | 2025-06-10 | 2025-06-12 | 21,000 | — | $0 | 21,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2025-05-20 | 2025-05-22 | 6,650 | — | $0 | 38,950 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2025-04-10 | 2025-04-11 | 100,000 | — | $0 | 100,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2024-06-11 | 2024-06-12 | 55,000 | — | $0 | 55,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2024-05-21 | 2024-05-23 | 4,720 | — | $0 | 32,300 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2024-04-04 | 2024-04-08 | 60,000 | — | $0 | 60,000 | SEC↗ |
| MGX Metagenomi, Inc. | A Award deriv | 2024-04-01 | 2024-04-03 | 78,636 | — | $0 | 78,636 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award | 2024-01-02 | 2024-01-04 | 6,112 | — | $0 | 39,182 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award | 2023-10-02 | 2023-10-04 | 11,011 | — | $0 | 33,070 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award | 2023-07-03 | 2023-07-06 | 4,217 | — | $0 | 22,059 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2023-06-22 | 2023-06-23 | 35,000 | — | $0 | 35,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2023-06-08 | 2023-06-12 | 18,355 | — | $0 | 18,355 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award | 2023-06-08 | 2023-06-12 | 14,467 | — | $0 | 17,842 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2023-05-23 | 2023-05-24 | 4,190 | — | $0 | 27,580 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award | 2023-04-03 | 2023-04-05 | 3,375 | — | $0 | 3,375 | SEC↗ |
| RDUS Radius Health, Inc. | D To issuer deriv | 2022-08-15 | 2022-08-15 | 10,000 | $3.60 | $36.0K | 0 | SEC↗ |
| RDUS Radius Health, Inc. | U Tender | 2022-08-15 | 2022-08-15 | 21,300 | $10.00 | $213.0K | 1,895 | SEC↗ |
| RDUS Radius Health, Inc. | D To issuer | 2022-08-15 | 2022-08-15 | 1,895 | $10.00 | $18.9K | 0 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award | 2022-07-05 | 2022-07-06 | 31,746 | $3.15 | $100.0K | 31,746 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2022-06-22 | 2022-06-24 | 35,000 | — | $0 | 35,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2022-06-09 | 2022-06-10 | 45,000 | — | $0 | 45,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2022-05-24 | 2022-05-26 | 4,980 | — | $0 | 23,390 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2022-01-14 | 2022-01-25 | 10,000 | — | $0 | 10,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award | 2022-01-14 | 2022-01-25 | 5,500 | — | $0 | 23,195 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2022-01-03 | 2022-01-05 | 12,847 | — | $0 | 12,847 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2021-06-16 | 2021-06-21 | 23,000 | — | $0 | 23,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2021-06-11 | 2021-06-15 | 25,050 | — | $0 | 25,050 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2021-05-25 | 2021-05-27 | 5,120 | — | $0 | 18,410 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2021-02-22 | 2021-02-23 | 10,000 | — | $0 | 10,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award | 2021-02-22 | 2021-02-23 | 5,500 | — | $0 | 17,695 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2021-01-21 | 2021-01-25 | 20,000 | — | $0 | 20,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2021-01-15 | 2021-01-20 | 3,141 | — | $0 | 3,141 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | S Sale | 2020-06-26 | 2020-06-30 | 4,430 | $123.61 | $547.6K | 13,290 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2020-06-25 | 2020-06-29 | 9,200 | — | $0 | 9,200 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2020-06-18 | 2020-06-22 | 30,000 | — | $0 | 30,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2020-05-27 | 2020-05-29 | 4,300 | — | $0 | 17,720 | SEC↗ |
| RDUS Radius Health, Inc. | S Sale | 2020-02-26 | 2020-02-28 | 1,925 | $17.95 | $34.6K | 12,195 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2020-02-20 | 2020-02-24 | 10,000 | — | $0 | 10,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award | 2020-02-20 | 2020-02-24 | 5,500 | — | $0 | 14,120 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2020-01-02 | 2020-01-03 | 11,264 | — | $0 | 11,264 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2019-06-13 | 2019-06-14 | 15,000 | — | $0 | 15,000 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2019-06-07 | 2019-06-11 | 25,000 | — | $0 | 25,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2019-06-04 | 2019-06-06 | 4,430 | — | $0 | 13,420 | SEC↗ |
| RDUS Radius Health, Inc. | S Sale | 2019-04-16 | 2019-04-18 | 1,680 | $22.22 | $37.3K | 8,620 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2019-02-22 | 2019-02-26 | 10,000 | — | $0 | 10,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award | 2019-02-22 | 2019-02-26 | 5,500 | — | $0 | 10,300 | SEC↗ |
| RDUS Radius Health, Inc. | M Exercise deriv | 2019-02-13 | 2019-02-13 | 4,800 | — | $0 | 0 | SEC↗ |
| RDUS Radius Health, Inc. | M Exercise | 2019-02-13 | 2019-02-13 | 4,800 | — | $0 | 4,800 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2019-01-02 | 2019-01-04 | 13,619 | — | $0 | 13,619 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2018-06-26 | 2018-06-27 | 15,000 | — | $0 | 15,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2018-06-05 | 2018-06-07 | 4,300 | — | $0 | 8,990 | SEC↗ |
| MRSN Mersana Therapeutics, Inc. | A Award deriv | 2018-03-19 | 2018-03-21 | 20,000 | — | $0 | 20,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2018-02-13 | 2018-02-15 | 8,800 | — | $0 | 8,800 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2018-02-13 | 2018-02-15 | 4,800 | — | $0 | 4,800 | SEC↗ |
| OCRX Ocera Therapeutics, Inc. | D To issuer deriv | 2017-12-11 | 2017-12-11 | 20,000 | — | $0 | 0 | SEC↗ |
| OCRX Ocera Therapeutics, Inc. | D To issuer | 2017-12-11 | 2017-12-11 | 12,500 | $1.52 | $19.0K | 0 | SEC↗ |
| MCRB Seres Therapeutics, Inc. | A Award deriv | 2017-07-07 | 2017-07-10 | 30,000 | — | $0 | 30,000 | SEC↗ |
| OCRX Ocera Therapeutics, Inc. | A Award | 2017-06-20 | 2017-06-22 | 12,500 | — | $0 | 12,500 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award deriv | 2017-06-06 | 2017-06-08 | 4,910 | — | $0 | 4,910 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2017-06-06 | 2017-06-08 | 2,050 | — | $0 | 4,690 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2017-02-17 | 2017-02-22 | 27,500 | — | $0 | 27,500 | SEC↗ |
| OCRX Ocera Therapeutics, Inc. | A Award deriv | 2016-10-26 | 2016-10-28 | 20,000 | — | $0 | 20,000 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award deriv | 2016-07-15 | 2016-07-19 | 8,230 | — | $0 | 8,230 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award deriv | 2016-07-15 | 2016-09-01 | 9,880 | — | $0 | 9,880 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2016-07-15 | 2016-07-19 | 3,300 | — | $0 | 3,300 | SEC↗ |
| BMRN BIOMARIN PHARMACEUTICAL IN | A Award | 2016-07-15 | 2016-09-01 | 2,640 | — | $0 | 2,640 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2016-05-24 | 2016-06-02 | 27,500 | — | $0 | 27,500 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2016-02-10 | 2016-02-12 | 27,500 | — | $0 | 27,500 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2015-05-07 | 2015-05-26 | 15,000 | — | $0 | 15,000 | SEC↗ |
| RDUS Radius Health, Inc. | A Award deriv | 2014-11-01 | 2014-11-07 | 30,000 | — | $0 | 30,000 | SEC↗ |