Torley Helen (CIK 1528185) reported 150 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-19). Recent activity: Buy HALO (20,000 shares), Sell HALO (3,200 shares), Sell HALO (500 shares), Sell HALO (2,100 shares), Sell HALO (9,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 3,200 | $344,848 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 500 | $50,228 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 2,100 | $213,709 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 9,000 | $922,977 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 7,500 | $776,115 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 900 | $89,062 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 4,897 | $509,827 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 9,400 | $985,816 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $368,200 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 7,200 | $765,778 |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 9,600 | $1.0M |
| 2026-08-19 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 5,703 | $587,882 |
| 2026-07-09 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 1,923 | $23,211 |
| 2026-07-09 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 888 | $70,397 |
| 2026-07-09 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 1,035 | $82,994 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $241,400 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 1,610 | $106,885 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 10,000 | $120,700 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 5,401 | $369,137 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $241,400 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 16,600 | $1.1M |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 3,400 | $226,933 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 12,989 | $875,588 |
Source: SEC Form 4 filings · as of 2026-08-19