Posard Matthew L. insider trades
Posard Matthew L. has filed 20 Form 4s with the SEC that we hold, for Halozyme Therapeutics, INC. (HALO) (Director), Nautilus Biotechnology, Inc. (NAUT) (Director), DMTK (Director) and TLIS (Director). Across all of them we count 4 purchases worth $225.5K and 16 sales worth $7.0M reported on Form 4. In the last 12 months: 0 purchases ($0) and 8 sales ($2.6M). The largest single trade was a sale of 8,896 shares of Halozyme Therapeutics, INC. worth $961.1K, dated 2026-09-16. Of 8 sales filed since we began reading the 10b5-1 checkbox, 8 (100%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2021-12-01 and the latest 2026-10-02.
Halozyme Therapeutics, INC. (HALO)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-12-02 | S, sale reported on Form 4 | 10,000 | $588.0K | 2022-12-06 |
| 2022-12-05 | S, sale reported on Form 4 | 10,000 | $557.4K | 2022-12-06 |
| 2022-12-06 | S, sale reported on Form 4 | 10,000 | $561.2K | 2022-12-06 |
| 2024-06-11 | S, sale reported on Form 4 | 10,000 | $500.1K | 2024-06-13 |
| 2024-06-12 | S, sale reported on Form 4 | 10,000 | $506.2K | 2024-06-13 |
| 2024-08-12 | S, sale reported on Form 4 | 10,000 | $557.2K | 2024-08-14 |
| 2024-08-13 | S, sale reported on Form 4 | 10,000 | $561.9K | 2024-08-14 |
| 2024-08-14 | S, sale reported on Form 4 | 9,881 | $570.1K | 2024-08-14 |
| 2026-09-16 | S, sale reported on Form 4 | 3,100 | $329.0K | 2026-09-17 |
| 2026-09-16 | S, sale reported on Form 4 | 3,000 | $320.5K | 2026-09-17 |
| 2026-09-16 | S, sale reported on Form 4 | 8,896 | $961.1K | 2026-09-17 |
| 2026-09-16 | S, sale reported on Form 4 | 4,000 | $436.0K | 2026-09-17 |
| 2026-10-01 | S, sale reported on Form 4 | 730 | $78.2K | 2026-10-02 |
| 2026-10-01 | S, sale reported on Form 4 | 3,300 | $357.9K | 2026-10-02 |
| 2026-10-01 | S, sale reported on Form 4 | 1,100 | $120.5K | 2026-10-02 |
| 2026-10-01 | S, sale reported on Form 4 | 100 | $11.0K | 2026-10-02 |
Nautilus Biotechnology, Inc. (NAUT)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2021-11-30 | P, purchase reported on Form 4 | 20,000 | $91.4K | 2021-12-01 |
| 2021-12-01 | P, purchase reported on Form 4 | 10,000 | $45.0K | 2021-12-01 |
| 2021-12-01 | P, purchase reported on Form 4 | 10,000 | $44.5K | 2021-12-01 |
| 2021-12-01 | P, purchase reported on Form 4 | 10,000 | $44.6K | 2021-12-01 |
DMTK
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
TLIS
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 1543792) 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.
Privacy · Terms