Open Insider Trading Activity for Halozyme Therapeutics, Inc. PRESIDENT AND CEO Torley Helen
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction HALO | 2026-10-08 | 2026-10-08 | Halozyme Therapeutics, Inc. | Torley Helen | PRESIDENT AND CEO | Sell | 12 | 60,000 | $110.18 | $6,610,500.79 | 7.25% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction HALO | 2026-09-11 | 2026-09-11 | Halozyme Therapeutics, Inc. | Torley Helen | PRESIDENT AND CEO | Sell | 7 | 60,000 | $107.28 | $6,436,711.38 | 1.10% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction HALO | 2026-06-03 | 2026-06-03 | Halozyme Therapeutics, Inc. | Torley Helen | PRESIDENT AND CEO | Sell | 9 | 50,000 | $67.40 | $3,369,987.74 | 0.71% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction HALO | 2026-05-13 | 2026-05-13 | Halozyme Therapeutics, Inc. | Torley Helen | PRESIDENT AND CEO | Sell | 12 | 50,000 | $68.68 | $3,433,911.91 | 0.54% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction HALO | 2026-04-07 | 2026-04-06 | Halozyme Therapeutics, Inc. | Torley Helen | PRESIDENT AND CEO | Sell | 2 | 10,000 | $63.50 | $635,008.00 | 0.65% | View Filing |