Chen Jin-Long insider trades
Chen Jin-Long has filed 10 Form 4s with the SEC that we hold, for NGM (Chief Scientific Officer, Director) and Tenaya Therapeutics, Inc. (TNYA) (Director). Across all of them we count 0 purchases worth $0 and 16 sales worth $3.7M reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a sale of 85,082 shares of NGM worth $438.2K, dated 2023-01-17. The first filing on our record is dated 2021-08-11 and the latest 2023-06-12.
NGM
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-09 | S, sale reported on Form 4 | 6,669 | $167.5K | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 7,731 | $184.1K | 2021-08-11 |
| 2021-08-09 | S, sale reported on Form 4 | 600 | $15.4K | 2021-08-11 |
| 2021-08-10 | S, sale reported on Form 4 | 15,000 | $347.2K | 2021-08-11 |
| 2021-09-13 | S, sale reported on Form 4 | 10,910 | $285.5K | 2021-09-14 |
| 2021-09-13 | S, sale reported on Form 4 | 3,920 | $100.3K | 2021-09-14 |
| 2021-09-13 | S, sale reported on Form 4 | 170 | $4.6K | 2021-09-14 |
| 2021-09-14 | S, sale reported on Form 4 | 3,037 | $79.4K | 2021-09-14 |
| 2021-09-14 | S, sale reported on Form 4 | 11,963 | $305.5K | 2021-09-14 |
| 2021-10-11 | S, sale reported on Form 4 | 15,000 | $306.1K | 2021-10-13 |
| 2021-10-12 | S, sale reported on Form 4 | 15,000 | $302.1K | 2021-10-13 |
| 2021-11-15 | S, sale reported on Form 4 | 15,000 | $298.4K | 2021-11-16 |
| 2021-11-15 | S, sale reported on Form 4 | 15,000 | $293.4K | 2021-11-16 |
| 2021-12-06 | S, sale reported on Form 4 | 15,000 | $273.1K | 2021-12-07 |
| 2021-12-07 | S, sale reported on Form 4 | 15,000 | $279.0K | 2021-12-07 |
| 2023-01-17 | S, sale reported on Form 4 | 85,082 | $438.2K | 2023-01-18 |
Tenaya Therapeutics, Inc. (TNYA)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1642996) 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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