HALO Insider Trading Activity and SEC Form 4 Filings
HALO insider trading summary
Over the past 12 months, insiders at Halozyme Therapeutics, Inc. (HALO) reported 102 sales worth $46.1M by 4 insiders and no open-market purchases on SEC Form 4. Net insider selling was $46.1M.
Latest HALO insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 8, 2026 | Helen Torley | President and CEO | Sell | $520K (4,810 @ $108.18) |
| Oct 8, 2026 | Helen Torley | President and CEO | Sell | $1.3M (11,900 @ $110.00) |
| Oct 8, 2026 | Helen Torley | President and CEO | Sell | $22K (200 @ $110.51) |
| Oct 8, 2026 | Helen Torley | President and CEO | Sell | $337K (3,090 @ $108.91) |
| Oct 7, 2026 | Helen Torley | President and CEO | Sell | $955K (8,600 @ $111.03) |
| Oct 7, 2026 | Helen Torley | President and CEO | Sell | $102K (900 @ $112.78) |
| Oct 7, 2026 | Helen Torley | President and CEO | Sell | $23K (200 @ $113.69) |
| Oct 7, 2026 | Helen Torley | President and CEO | Sell | $1.2M (10,300 @ $111.84) |
| Oct 6, 2026 | Helen Torley | President and CEO | Sell | $248K (2,300 @ $107.90) |
| Oct 6, 2026 | Helen Torley | President and CEO | Sell | $1.1M (9,920 @ $109.89) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.