StockCIK 1159036
HALOZYME THERAPEUTICS, INC. (HALO): Insider Trades and Fund Holdings
In the past 12 months, HALOZYME THERAPEUTICS, INC. insiders reported 0 open-market purchases worth $0 and 11 sales worth $21.9M; 11 of the sales were reported as made under a 10b5-1 trading plan.
0Insider buys, 12 months
$0Bought by insiders, 12 months
$21.9MSold by insiders, 12 months
2Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 8, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Oct 8 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.23M |
| Oct 8 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.19M |
| Oct 8 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.19M |
| Oct 2 | Matthew L. PosardDirector | ▼ SELL10b5-1 | $568K |
| Sep 17 | Matthew L. PosardDirector | ▼ SELL10b5-1 | $2.05M |
| Sep 11 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.15M |
| Sep 11 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.14M |
| Sep 11 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.14M |
| Aug 19 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.14M |
| Aug 19 | Helen TorleyCEO | ▼ SELL10b5-1 | $2.08M |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
All 11 HALO insider trades →Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Helen Torley | CEO | 0 | $0 | 9 | $19.3M |
| Matthew L. Posard | Director | 0 | $0 | 2 | $2.61M |
Tracked funds that report HALO
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 479,611 | $37.5M | ▼ −34.5% |
| Bridgewater Associates | 463,146 | $36.3M | ▼ −9.4% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →