Michaelson Jennifer insider trades
Michaelson Jennifer has filed 47 Form 4s with the SEC that we hold, all for Cullinan Therapeutics, Inc. (CGEM), as Chief Scientific Officer. Across all of them we count 0 purchases worth $0 and 51 sales worth $4.7M reported on Form 4. In the last 12 months: 0 purchases ($0) and 18 sales ($1.6M). The largest single trade was a sale of 37,723 shares of Cullinan Therapeutics, Inc. worth $1.0M, dated 2024-05-06. Of 1 sale filed since we began reading the 10b5-1 checkbox, 1 (100%) was marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-08-26 and the latest 2026-09-10.
Cullinan Therapeutics, Inc. (CGEM)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-18 | S, sale reported on Form 4 | 1,137 | $31.9K | 2021-08-26 |
| 2021-08-18 | S, sale reported on Form 4 | 2,863 | $78.7K | 2021-08-26 |
| 2021-09-20 | S, sale reported on Form 4 | 800 | $20.2K | 2021-09-21 |
| 2021-09-20 | S, sale reported on Form 4 | 3,200 | $77.9K | 2021-09-21 |
| 2021-10-18 | S, sale reported on Form 4 | 204 | $4.6K | 2021-10-20 |
| 2021-10-18 | S, sale reported on Form 4 | 400 | $9.4K | 2021-10-20 |
| 2021-10-18 | S, sale reported on Form 4 | 3,396 | $71.7K | 2021-10-20 |
| 2022-07-25 | S, sale reported on Form 4 | 8,000 | $116.1K | 2022-07-26 |
| 2022-08-08 | S, sale reported on Form 4 | 1,385 | $20.8K | 2022-08-09 |
| 2022-09-27 | S, sale reported on Form 4 | 4,000 | $49.6K | 2022-09-29 |
| 2022-11-25 | S, sale reported on Form 4 | 4,000 | $53.2K | 2022-11-29 |
| 2023-03-20 | S, sale reported on Form 4 | 238 | $2.7K | 2023-03-27 |
| 2023-04-12 | S, sale reported on Form 4 | 176 | $1.8K | 2023-04-14 |
| 2023-04-18 | S, sale reported on Form 4 | 238 | $2.5K | 2023-04-20 |
| 2023-05-12 | S, sale reported on Form 4 | 193 | $1.7K | 2023-05-16 |
| 2023-05-18 | S, sale reported on Form 4 | 239 | $2.1K | 2023-05-19 |
| 2023-06-06 | S, sale reported on Form 4 | 11,900 | $146.5K | 2023-06-08 |
| 2023-06-07 | S, sale reported on Form 4 | 100 | $1.2K | 2023-06-08 |
| 2023-06-12 | S, sale reported on Form 4 | 176 | $2.3K | 2023-06-14 |
| 2023-06-20 | S, sale reported on Form 4 | 238 | $3.1K | 2023-06-21 |
| 2023-12-12 | S, sale reported on Form 4 | 1,068 | $8.3K | 2023-12-13 |
| 2023-12-18 | S, sale reported on Form 4 | 238 | $2.0K | 2023-12-20 |
| 2023-12-21 | S, sale reported on Form 4 | 1,145 | $9.7K | 2023-12-22 |
| 2024-05-06 | S, sale reported on Form 4 | 37,723 | $1.0M | 2024-05-08 |
| 2024-05-06 | S, sale reported on Form 4 | 20,277 | $578.7K | 2024-05-08 |
| 2024-05-07 | S, sale reported on Form 4 | 5,606 | $168.5K | 2024-05-08 |
| 2024-07-05 | S, sale reported on Form 4 | 8,000 | $130.6K | 2024-07-09 |
| 2024-09-05 | S, sale reported on Form 4 | 8,000 | $144.7K | 2024-09-09 |
| 2024-11-05 | S, sale reported on Form 4 | 8,000 | $125.1K | 2024-11-07 |
| 2024-12-12 | S, sale reported on Form 4 | 3,489 | $43.7K | 2024-12-16 |
| 2024-12-18 | S, sale reported on Form 4 | 4,693 | $53.5K | 2024-12-20 |
| 2025-01-06 | S, sale reported on Form 4 | 4,000 | $50.0K | 2025-01-07 |
| 2025-02-25 | S, sale reported on Form 4 | 3,756 | $32.0K | 2025-02-27 |
| 2025-11-24 | S, sale reported on Form 4 | 4,000 | $49.2K | 2025-11-25 |
| 2025-12-12 | S, sale reported on Form 4 | 2,148 | $26.6K | 2025-12-16 |
| 2025-12-15 | S, sale reported on Form 4 | 995 | $11.8K | 2025-12-16 |
| 2025-12-18 | S, sale reported on Form 4 | 2,898 | $28.0K | 2025-12-19 |
| 2025-12-19 | S, sale reported on Form 4 | 1,345 | $13.5K | 2025-12-22 |
| 2026-01-22 | S, sale reported on Form 4 | 4,000 | $49.2K | 2026-01-23 |
| 2026-02-12 | S, sale reported on Form 4 | 416 | $5.0K | 2026-02-13 |
| 2026-02-20 | S, sale reported on Form 4 | 8,000 | $114.4K | 2026-02-23 |
| 2026-02-20 | S, sale reported on Form 4 | 3,742 | $51.0K | 2026-02-23 |
| 2026-02-23 | S, sale reported on Form 4 | 1,752 | $24.5K | 2026-02-25 |
| 2026-02-24 | S, sale reported on Form 4 | 3,601 | $52.1K | 2026-02-25 |
| 2026-02-25 | S, sale reported on Form 4 | 1,780 | $25.2K | 2026-02-26 |
| 2026-03-05 | S, sale reported on Form 4 | 8,000 | $125.4K | 2026-03-09 |
| 2026-05-05 | S, sale reported on Form 4 | 200 | $3.1K | 2026-05-06 |
| 2026-05-05 | S, sale reported on Form 4 | 7,800 | $113.9K | 2026-05-06 |
| 2026-07-06 | S, sale reported on Form 4 | 8,000 | $142.6K | 2026-07-07 |
| 2026-08-13 | S, sale reported on Form 4 | 30,000 | $607.8K | 2026-08-14 |
| 2026-09-08 | S, sale reported on Form 4 | 8,000 | $172.6K | 2026-09-10 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1838061) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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