Torley Helen (CIK 1528185) reported 143 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-03). Recent activity: Buy HALO (20,000 shares), Sell HALO (1,610 shares), Sell HALO (12,989 shares), Sell HALO (5,401 shares), Buy HALO (20,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 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 | Sell | 12,989 | $875,588 |
| 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 | Buy | 10,000 | $120,700 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 400 | $26,547 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 1,500 | $101,512 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 2,000 | $137,472 |
| 2026-06-03 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 6,100 | $425,121 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $241,400 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 9,725 | $628,536 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 3,575 | $234,012 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 6,700 | $444,391 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 20,000 | $241,400 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 100 | $6,785 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 1,398 | $98,261 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 9,802 | $699,569 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 5,900 | $425,673 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 2,800 | $204,739 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Buy | 10,000 | $120,700 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 2,100 | $143,014 |
| 2026-05-13 | HALOZYME THERAPEUTICS, INC. (HALO) | PRESIDENT AND CEO | Sell | 3,350 | $230,748 |
Source: SEC Form 4 filings · as of 2026-06-03