HALOZYME THERAPEUTICS, INC. (HALO) has 10 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 3 sales totalling $2.3M. Most recent filing: Sept. 17, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Sept. 17, 2026 filed Sept. 16, 2026 | Posard Matthew L. Director | −$2,046,581 | 18,996 | −24% | Yes | |
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| Sept. 11, 2026 filed Sept. 9, 2026 | Torley Helen PRESIDENT AND CEO | — | 0 | 0% | Yes | |
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| Sept. 2, 2026 filed Sept. 1, 2026 | Appelhans Dannielle Director | $0 | 2,939 | +188% | No | |
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| Aug. 19, 2026 filed Aug. 17, 2026 | Torley Helen PRESIDENT AND CEO | — | 0 | 0% | Yes | |
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| Aug. 11, 2026 filed Aug. 10, 2026 | Connaughton Bernadette Director | −$167,153 | 1,626 | −4% | Yes | |
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Showing the 5 most recent of 10 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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