Crystal Adam insider trades
Crystal Adam has filed 28 Form 4s with the SEC that we hold, for Tango Therapeutics, Inc. (TNGX) (President, R&D) and C4 Therapeutics, Inc. (CCCC) (Chief Medical Officer). Across all of them we count 0 purchases worth $0 and 31 sales worth $9.6M reported on Form 4. In the last 12 months: 0 purchases ($0) and 18 sales ($7.0M). The largest single trade was a sale of 38,460 shares of Tango Therapeutics, Inc. worth $961.5K, dated 2026-04-15. Of 3 sales filed since we began reading the 10b5-1 checkbox, 3 (100%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-07-06 and the latest 2026-10-05.
Tango Therapeutics, Inc. (TNGX)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-11-01 | S, sale reported on Form 4 | 7,507 | $63.0K | 2023-11-02 |
| 2024-02-06 | S, sale reported on Form 4 | 4,288 | $53.9K | 2024-02-08 |
| 2024-02-07 | S, sale reported on Form 4 | 4,083 | $51.5K | 2024-02-08 |
| 2025-02-04 | S, sale reported on Form 4 | 7,432 | $22.2K | 2025-02-06 |
| 2025-02-05 | S, sale reported on Form 4 | 6,851 | $21.6K | 2025-02-06 |
| 2026-02-03 | S, sale reported on Form 4 | 201 | $2.6K | 2026-02-04 |
| 2026-02-03 | S, sale reported on Form 4 | 18,251 | $223.8K | 2026-02-04 |
| 2026-02-25 | S, sale reported on Form 4 | 54,345 | $694.0K | 2026-02-27 |
| 2026-03-05 | S, sale reported on Form 4 | 20,251 | $303.8K | 2026-03-09 |
| 2026-03-25 | S, sale reported on Form 4 | 12,000 | $241.3K | 2026-03-27 |
| 2026-04-01 | S, sale reported on Form 4 | 27,000 | $572.4K | 2026-04-02 |
| 2026-04-15 | S, sale reported on Form 4 | 38,460 | $961.5K | 2026-04-16 |
| 2026-05-01 | S, sale reported on Form 4 | 25,900 | $548.8K | 2026-05-05 |
| 2026-05-01 | S, sale reported on Form 4 | 1,100 | $24.2K | 2026-05-05 |
| 2026-06-01 | S, sale reported on Form 4 | 20,860 | $481.0K | 2026-06-03 |
| 2026-06-01 | S, sale reported on Form 4 | 6,140 | $136.6K | 2026-06-03 |
| 2026-07-01 | S, sale reported on Form 4 | 19,629 | $576.0K | 2026-07-02 |
| 2026-07-01 | S, sale reported on Form 4 | 7,371 | $222.9K | 2026-07-02 |
| 2026-08-03 | S, sale reported on Form 4 | 5,267 | $141.1K | 2026-08-05 |
| 2026-08-03 | S, sale reported on Form 4 | 21,733 | $594.4K | 2026-08-05 |
| 2026-09-01 | S, sale reported on Form 4 | 27,000 | $603.9K | 2026-09-03 |
| 2026-10-01 | S, sale reported on Form 4 | 26,400 | $645.6K | 2026-10-05 |
| 2026-10-01 | S, sale reported on Form 4 | 600 | $15.2K | 2026-10-05 |
C4 Therapeutics, Inc. (CCCC)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-07-01 | S, sale reported on Form 4 | 1,700 | $65.2K | 2021-07-06 |
| 2021-07-01 | S, sale reported on Form 4 | 13,300 | $504.5K | 2021-07-06 |
| 2021-07-29 | S, sale reported on Form 4 | 15,000 | $675.0K | 2021-08-02 |
| 2021-10-01 | S, sale reported on Form 4 | 8,176 | $370.5K | 2021-10-05 |
| 2021-10-01 | S, sale reported on Form 4 | 1,712 | $75.8K | 2021-10-05 |
| 2021-10-01 | S, sale reported on Form 4 | 5,112 | $235.1K | 2021-10-05 |
| 2022-01-04 | S, sale reported on Form 4 | 1,054 | $34.4K | 2022-01-05 |
| 2022-01-04 | S, sale reported on Form 4 | 13,946 | $440.6K | 2022-01-05 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1825445) 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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