HALOZYME THERAPEUTICS, INC. (HALO) Insider Trading -- Recent Executive & Director Transactions
15 insiders reported 257 Form 4 transactions for HALOZYME THERAPEUTICS, INC. (HALO) over the past 18 months (most recent 2026-10-08). Recent activity: Connaughton Bernadette (Director) Buy 3,796 shares, Torley Helen (PRESIDENT AND CEO) Sell 200 shares, Torley Helen (PRESIDENT AND CEO) Sell 2,300 shares, Torley Helen (PRESIDENT AND CEO) Sell 6,000 shares, Torley Helen (PRESIDENT AND CEO) Sell 9,920 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-08 | Connaughton Bernadette | Director | Buy | 3,796 | $0 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 200 | $22,102 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 2,300 | $248,175 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 6,000 | $656,004 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 9,920 | $1.1M |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 1,780 | $197,245 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 10,300 | $1.2M |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 900 | $101,502 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 200 | $22,739 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 4,810 | $520,341 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 3,090 | $336,526 |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 11,900 | $1.3M |
| 2026-10-08 | Torley Helen | PRESIDENT AND CEO | Sell | 8,600 | $954,867 |
| 2026-10-02 | Posard Matthew L. | Director | Sell | 730 | $78,233 |
| 2026-10-02 | Daly James M | Director | Buy | 1,169 | $0 |
| 2026-10-02 | Posard Matthew L. | Director | Sell | 3,300 | $357,898 |
| 2026-10-02 | Posard Matthew L. | Director | Sell | 100 | $11,004 |
| 2026-10-02 | Posard Matthew L. | Director | Sell | 1,100 | $120,526 |
| 2026-09-17 | Posard Matthew L. | Director | Sell | 4,000 | $435,964 |
| 2026-09-17 | Posard Matthew L. | Director | Sell | 3,100 | $329,009 |
| 2026-09-17 | Posard Matthew L. | Director | Sell | 3,000 | $320,484 |
| 2026-09-17 | Posard Matthew L. | Director | Sell | 8,896 | $961,124 |
Source: SEC Form 4 filings · as of 2026-10-08