Dupont Jakob insider trades
Dupont Jakob has filed 26 Form 4s with the SEC that we hold, for Atara Biotherapeutics, Inc. (ATRA) (EVP, Head of R&D), Pyxis Oncology, Inc. (PYXS) (Director), Bolt Biotherapeutics, Inc. (BOLT) (Director) and APGN (Director). Across all of them we count 0 purchases worth $0 and 13 sales worth $604.7K reported on Form 4. In the last 12 months: 0 purchases ($0) and 1 sale ($107.1K). The largest single trade was a sale of 35,000 shares of Pyxis Oncology, Inc. worth $107.1K, dated 2026-06-30. The first filing on our record is dated 2021-08-19 and the latest 2026-08-20.
Atara Biotherapeutics, Inc. (ATRA)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-08-17 | S, sale reported on Form 4 | 2,152 | $27.0K | 2021-08-19 |
| 2021-11-02 | S, sale reported on Form 4 | 5,000 | $82.0K | 2021-11-04 |
| 2021-11-16 | S, sale reported on Form 4 | 2,199 | $37.6K | 2021-11-18 |
| 2021-12-01 | S, sale reported on Form 4 | 5,000 | $89.7K | 2021-12-03 |
| 2022-01-03 | S, sale reported on Form 4 | 5,000 | $80.1K | 2022-01-05 |
| 2022-02-10 | S, sale reported on Form 4 | 5,000 | $80.0K | 2022-02-14 |
| 2022-03-01 | S, sale reported on Form 4 | 2,221 | $21.9K | 2022-03-03 |
| 2022-05-17 | S, sale reported on Form 4 | 3,873 | $20.6K | 2022-05-19 |
| 2022-08-16 | S, sale reported on Form 4 | 4,124 | $20.7K | 2022-08-18 |
| 2022-11-16 | S, sale reported on Form 4 | 3,218 | $14.4K | 2022-11-18 |
| 2022-11-16 | S, sale reported on Form 4 | 1,124 | $5.0K | 2022-11-18 |
| 2023-03-02 | S, sale reported on Form 4 | 5,074 | $18.4K | 2023-03-06 |
Pyxis Oncology, Inc. (PYXS)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2026-06-30 | S, sale reported on Form 4 | 35,000 | $107.1K | 2026-07-02 |
Bolt Biotherapeutics, Inc. (BOLT)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
APGN
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 1553335) 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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