Transactions
182
Insider / HALOZYME THERAPEUTICS, INC.
Torley Helen
PRESIDENT AND CEO at HALOZYME THERAPEUTICS, INC.
- Company
- HALOZYME THERAPEUTICS, INC.
- Ticker
- HALO
- First filing on record
- October 3, 2025
- Latest trade on record
- October 8, 2026
- SEC filings
- EDGAR ↗
Torley Helen, PRESIDENT AND CEO at HALOZYME THERAPEUTICS, INC., has disclosed 182 transactions in HALO since October 3, 2025: 0 purchases (0 open-market buys) and 101 sales, worth about $66.7M at the reported prices. The latest was filed October 8, 2026, 0 days after the trade; 1 filing was late against the 2-business-day Form 4 deadline.
Open-market buys
0
Sales
101
Avg. disclosure lag
1.0d
Trading in charts
Trade timeline
When does this person trade, how big, and in which direction? Every trade in the last 12 months.
Bought (above the line)Sold (below the line)Other transaction
In the last 12 months Torley Helen made no purchases and 90 sales worth $47M, plus 75 other transactions. Dot size is the dollar amount.
Portfolio mix
Which stocks does this person trade most? Tile size is dollars traded, all time on record.
Torley Helen has traded 1 stock on record; the largest by dollars is HALO.
Reporting lag
Does this person report on time? One bar per filing against the Form 4 deadline.
On timeLate
1 of 17 filings on record were reported after the Form 4 deadline (two business days, counted here as 4 calendar days).
What kind of transactions
Most Form 4 rows are pay arriving or tax being withheld, not a decision to buy or sell. Only code P is an open-market purchase and code S an open-market sale. What each code means: Form 4 transaction codes.
| Code | Meaning | Rows | Shares | Value |
|---|---|---|---|---|
| S | Open-market sale | 96 | 568,492 | $46.5M |
| M | Option exercise or conversion | 74 | 1,393,480 | $14.9M |
| A | Grant or award | 6 | 406,888 | — |
| F | Shares withheld for tax | 5 | 69,187 | $5.3M |
| G | Gift | 1 | 25,000 | — |
| Year | Rows | Bought | Sold |
|---|---|---|---|
| 2026 | 143 | 0 | 78 · $42.2M |
| 2025 | 39 | 0 | 23 · $9.6M |
Transactions
| Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| HALO | Option / conversion M | October 8, 2026 | October 8, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | October 7, 2026 | October 8, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | October 6, 2026 | October 8, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | October 8, 2026 | October 8, 2026 | 0d | 200 | $111 | $22K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 8, 2026 | October 8, 2026 | 0d | 11,900 | $110 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 8, 2026 | October 8, 2026 | 0d | 3,090 | $109 | $337K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 8, 2026 | October 8, 2026 | 0d | 4,810 | $108 | $520K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 8, 2026 | October 8, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 7, 2026 | October 8, 2026 | 1d | 200 | $114 | $23K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 7, 2026 | October 8, 2026 | 1d | 900 | $113 | $102K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 7, 2026 | October 8, 2026 | 1d | 10,300 | $112 | $1.2M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 7, 2026 | October 8, 2026 | 1d | 8,600 | $111 | $955K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 7, 2026 | October 8, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 6, 2026 | October 8, 2026 | 2d | 1,780 | $111 | $197K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 6, 2026 | October 8, 2026 | 2d | 9,920 | $110 | $1.1M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 6, 2026 | October 8, 2026 | 2d | 6,000 | $109 | $656K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 6, 2026 | October 8, 2026 | 2d | 2,300 | $108 | $248K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 6, 2026 | October 8, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | September 11, 2026 | September 11, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | September 10, 2026 | September 11, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | September 9, 2026 | September 11, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | September 11, 2026 | September 11, 2026 | 0d | 4,508 | $108 | $485K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 11, 2026 | September 11, 2026 | 0d | 15,492 | $107 | $1.7M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | September 11, 2026 | September 11, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 10, 2026 | September 11, 2026 | 1d | 5,412 | $108 | $582K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 10, 2026 | September 11, 2026 | 1d | 14,588 | $107 | $1.6M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | September 10, 2026 | September 11, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 9, 2026 | September 11, 2026 | 2d | 100 | $109 | $11K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 9, 2026 | September 11, 2026 | 2d | 6,596 | $108 | $711K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | September 9, 2026 | September 11, 2026 | 2d | 13,304 | $107 | $1.4M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | September 9, 2026 | September 11, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | August 19, 2026 | August 19, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | August 18, 2026 | August 19, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | August 17, 2026 | August 19, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | August 19, 2026 | August 19, 2026 | 0d | 3,200 | $108 | $345K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 19, 2026 | August 19, 2026 | 0d | 9,600 | $107 | $1.0M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 19, 2026 | August 19, 2026 | 0d | 7,200 | $106 | $766K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | August 19, 2026 | August 19, 2026 | 0d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 18, 2026 | August 19, 2026 | 1d | 9,400 | $105 | $986K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 18, 2026 | August 19, 2026 | 1d | 4,897 | $104 | $510K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 18, 2026 | August 19, 2026 | 1d | 5,703 | $103 | $588K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | August 18, 2026 | August 19, 2026 | 1d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 17, 2026 | August 19, 2026 | 2d | 7,500 | $103 | $776K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 17, 2026 | August 19, 2026 | 2d | 9,000 | $103 | $923K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 17, 2026 | August 19, 2026 | 2d | 2,100 | $102 | $214K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 17, 2026 | August 19, 2026 | 2d | 500 | $100 | $50K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | August 17, 2026 | August 19, 2026 | 2d | 900 | $99 | $89K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | August 17, 2026 | August 19, 2026 | 2d | 20,000 | $18 | $368K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | July 8, 2026 | July 9, 2026 | 1d | 1,923 | $12 | $23K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | July 8, 2026 | July 9, 2026 | 1d | 1,035 | $80 | $83K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | July 8, 2026 | July 9, 2026 | 1d | 888 | $79 | $70K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | July 8, 2026 | July 9, 2026 | 1d | 1,923 | $12 | $23K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | June 3, 2026 | June 3, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | June 2, 2026 | June 3, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | June 1, 2026 | June 3, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | June 3, 2026 | June 3, 2026 | 0d | 6,100 | $70 | $425K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 3, 2026 | June 3, 2026 | 0d | 2,000 | $69 | $137K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 3, 2026 | June 3, 2026 | 0d | 1,500 | $68 | $102K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 3, 2026 | June 3, 2026 | 0d | 400 | $66 | $27K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | June 3, 2026 | June 3, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 2, 2026 | June 3, 2026 | 1d | 3,400 | $67 | $227K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 2, 2026 | June 3, 2026 | 1d | 16,600 | $66 | $1.1M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | June 2, 2026 | June 3, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 1, 2026 | June 3, 2026 | 2d | 5,401 | $68 | $369K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 1, 2026 | June 3, 2026 | 2d | 12,989 | $67 | $876K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | June 1, 2026 | June 3, 2026 | 2d | 1,610 | $66 | $107K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | June 1, 2026 | June 3, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | May 13, 2026 | May 13, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | May 12, 2026 | May 13, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | May 11, 2026 | May 13, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | May 13, 2026 | May 13, 2026 | 0d | 600 | $71 | $42K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 13, 2026 | May 13, 2026 | 0d | 3,950 | $70 | $276K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 13, 2026 | May 13, 2026 | 0d | 3,350 | $69 | $231K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 13, 2026 | May 13, 2026 | 0d | 2,100 | $68 | $143K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | May 13, 2026 | May 13, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 12, 2026 | May 13, 2026 | 1d | 2,800 | $73 | $205K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 12, 2026 | May 13, 2026 | 1d | 5,900 | $72 | $426K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 12, 2026 | May 13, 2026 | 1d | 9,802 | $71 | $700K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 12, 2026 | May 13, 2026 | 1d | 1,398 | $70 | $98K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 12, 2026 | May 13, 2026 | 1d | 100 | $68 | $6,785 | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | May 12, 2026 | May 13, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 11, 2026 | May 13, 2026 | 2d | 6,700 | $66 | $444K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 11, 2026 | May 13, 2026 | 2d | 3,575 | $65 | $234K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | May 11, 2026 | May 13, 2026 | 2d | 9,725 | $65 | $629K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | May 11, 2026 | May 13, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | April 6, 2026 | April 7, 2026 | 1d | 10,000 | $12 | $121K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | April 6, 2026 | April 7, 2026 | 1d | 4,100 | $64 | $262K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | April 6, 2026 | April 7, 2026 | 1d | 5,900 | $63 | $373K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | April 6, 2026 | April 7, 2026 | 1d | 10,000 | $12 | $121K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | April 2, 2026 | April 2, 2026 | 0d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | April 1, 2026 | April 2, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | April 2, 2026 | April 2, 2026 | 0d | 4,200 | $65 | $273K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | April 2, 2026 | April 2, 2026 | 0d | 15,800 | $64 | $1.0M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | April 2, 2026 | April 2, 2026 | 0d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | April 1, 2026 | April 2, 2026 | 1d | 1,000 | $66 | $66K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | April 1, 2026 | April 2, 2026 | 1d | 19,000 | $65 | $1.2M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | April 1, 2026 | April 2, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | March 4, 2026 | March 4, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | March 3, 2026 | March 4, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | March 2, 2026 | March 4, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | March 4, 2026 | March 4, 2026 | 0d | 2,671 | $71 | $189K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 4, 2026 | March 4, 2026 | 0d | 7,329 | $70 | $513K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | March 4, 2026 | March 4, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 3, 2026 | March 4, 2026 | 1d | 6,519 | $69 | $452K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 3, 2026 | March 4, 2026 | 1d | 13,481 | $69 | $928K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | March 3, 2026 | March 4, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 2, 2026 | March 4, 2026 | 2d | 578 | $70 | $41K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 2, 2026 | March 4, 2026 | 2d | 15,322 | $70 | $1.1M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | March 2, 2026 | March 4, 2026 | 2d | 4,100 | $69 | $284K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | March 2, 2026 | March 4, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | February 23, 2026 | February 24, 2026 | 1d | 22,436 | — | — | derivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 20, 2026 | February 24, 2026 | 4d | 16,757 | — | — | derivative | Form 4 ↗ | |
| HALO | Sell F | February 23, 2026 | February 24, 2026 | 1d | 12,104 | $71 | $855K | Form 4 ↗ | ||
| HALO | Option / conversion M | February 23, 2026 | February 24, 2026 | 1d | 22,436 | — | — | Form 4 ↗ | ||
| HALO | Sell F | February 20, 2026 | February 24, 2026 | 4d | 9,040 | $71 | $642K | Form 4 ↗ | ||
| HALO | Option / conversion M | February 20, 2026 | February 24, 2026 | 4d | 16,757 | — | — | Form 4 ↗ | ||
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 51,171 | — | — | derivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 16,875 | — | — | derivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 21,009 | — | — | derivative | Form 4 ↗ | |
| HALO | Sell F | February 16, 2026 | February 17, 2026 | 1d | 27,605 | $79 | $2.2M | Form 4 ↗ | ||
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 51,171 | — | — | Form 4 ↗ | ||
| HALO | Sell F | February 16, 2026 | February 17, 2026 | 1d | 9,104 | $79 | $723K | Form 4 ↗ | ||
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 16,875 | — | — | Form 4 ↗ | ||
| HALO | Sell F | February 16, 2026 | February 17, 2026 | 1d | 11,334 | $79 | $900K | Form 4 ↗ | ||
| HALO | Option / conversion M | February 16, 2026 | February 17, 2026 | 1d | 21,009 | — | — | Form 4 ↗ | ||
| HALO | Other A | February 9, 2026 | February 11, 2026 | 2d | 92,714 | — | — | derivative | Form 4 ↗ | |
| HALO | Other A | February 9, 2026 | February 11, 2026 | 2d | 24,985 | — | — | derivative | Form 4 ↗ | |
| HALO | Other A | February 9, 2026 | February 11, 2026 | 2d | 19,807 | — | — | derivative | Form 4 ↗ | |
| HALO | Other A | February 9, 2026 | February 11, 2026 | 2d | 50,013 | — | — | derivative | Form 4 ↗ | |
| HALO | Other A | February 9, 2026 | February 11, 2026 | 2d | 53,847 | — | — | derivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 5, 2026 | February 5, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 4, 2026 | February 5, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | February 3, 2026 | February 5, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | February 5, 2026 | February 5, 2026 | 0d | 4,624 | $79 | $365K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 5, 2026 | February 5, 2026 | 0d | 5,376 | $78 | $421K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | February 5, 2026 | February 5, 2026 | 0d | 10,000 | $12 | $121K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 4, 2026 | February 5, 2026 | 1d | 10,100 | $78 | $783K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 4, 2026 | February 5, 2026 | 1d | 9,900 | $77 | $762K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | February 4, 2026 | February 5, 2026 | 1d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 3, 2026 | February 5, 2026 | 2d | 7,790 | $77 | $598K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 3, 2026 | February 5, 2026 | 2d | 9,659 | $76 | $734K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | February 3, 2026 | February 5, 2026 | 2d | 2,551 | $75 | $191K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | February 3, 2026 | February 5, 2026 | 2d | 20,000 | $12 | $241K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Other A | December 9, 2025 | December 11, 2025 | 2d | 165,522 | — | — | derivative | Form 4 ↗ | |
| HALO | Option / conversion M | December 1, 2025 | December 1, 2025 | 0d | 16,569 | $8 | $134K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | December 1, 2025 | December 1, 2025 | 0d | 261 | $72 | $19K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | December 1, 2025 | December 1, 2025 | 0d | 500 | $70 | $35K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | December 1, 2025 | December 1, 2025 | 0d | 5,402 | $69 | $375K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | December 1, 2025 | December 1, 2025 | 0d | 10,406 | $69 | $713K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | December 1, 2025 | December 1, 2025 | 0d | 16,569 | $8 | $134K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Other G | November 26, 2025 | December 1, 2025 | 5d | 25,000 | — | — | late10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | November 12, 2025 | November 12, 2025 | 0d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | November 11, 2025 | November 12, 2025 | 1d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | November 10, 2025 | November 12, 2025 | 2d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | November 12, 2025 | November 12, 2025 | 0d | 498 | $72 | $36K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 12, 2025 | November 12, 2025 | 0d | 6,784 | $71 | $482K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 12, 2025 | November 12, 2025 | 0d | 12,718 | $70 | $893K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | November 12, 2025 | November 12, 2025 | 0d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 11, 2025 | November 12, 2025 | 1d | 11,500 | $70 | $802K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 11, 2025 | November 12, 2025 | 1d | 4,000 | $69 | $275K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 11, 2025 | November 12, 2025 | 1d | 4,500 | $68 | $306K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | November 11, 2025 | November 12, 2025 | 1d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 10, 2025 | November 12, 2025 | 2d | 100 | $69 | $6,930 | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | November 10, 2025 | November 12, 2025 | 2d | 19,900 | $69 | $1.4M | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | November 10, 2025 | November 12, 2025 | 2d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 3, 2025 | October 3, 2025 | 0d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | October 2, 2025 | October 3, 2025 | 1d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Option / conversion M | October 1, 2025 | October 3, 2025 | 2d | 20,000 | $8 | $162K | 10b5-1 planderivative | Form 4 ↗ | |
| HALO | Sell S | October 3, 2025 | October 3, 2025 | 0d | 724 | $72 | $52K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 3, 2025 | October 3, 2025 | 0d | 2,707 | $71 | $191K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 3, 2025 | October 3, 2025 | 0d | 2,334 | $70 | $163K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 3, 2025 | October 3, 2025 | 0d | 14,235 | $68 | $975K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 3, 2025 | October 3, 2025 | 0d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 2, 2025 | October 3, 2025 | 1d | 100 | $75 | $7,467 | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 2, 2025 | October 3, 2025 | 1d | 700 | $73 | $51K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 2, 2025 | October 3, 2025 | 1d | 2,400 | $72 | $173K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 2, 2025 | October 3, 2025 | 1d | 10,200 | $71 | $727K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 2, 2025 | October 3, 2025 | 1d | 6,600 | $71 | $465K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 2, 2025 | October 3, 2025 | 1d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 1, 2025 | October 3, 2025 | 2d | 8,295 | $76 | $628K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Sell S | October 1, 2025 | October 3, 2025 | 2d | 11,705 | $75 | $879K | 10b5-1 plan | Form 4 ↗ | |
| HALO | Option / conversion M | October 1, 2025 | October 3, 2025 | 2d | 20,000 | $8 | $162K | 10b5-1 plan | Form 4 ↗ |
Filings
| Filed | Form | Accession | Rows | Status | Source |
|---|---|---|---|---|---|
| October 8, 2026 | Form 4 | 0001159036-26-000140 | 18 | published | EDGAR ↗ |
| September 11, 2026 | Form 4 | 0001159036-26-000119 | 13 | published | EDGAR ↗ |
| August 19, 2026 | Form 4 | 0001159036-26-000108 | 17 | published | EDGAR ↗ |
| July 9, 2026 | Form 4 | 0001159036-26-000100 | 4 | published | EDGAR ↗ |
| June 3, 2026 | Form 4 | 0001159036-26-000074 | 15 | published | EDGAR ↗ |
| May 13, 2026 | Form 4 | 0001159036-26-000070 | 18 | published | EDGAR ↗ |
| April 7, 2026 | Form 4 | 0001159036-26-000048 | 4 | published | EDGAR ↗ |
| April 2, 2026 | Form 4 | 0001159036-26-000046 | 8 | published | EDGAR ↗ |
| March 4, 2026 | Form 4 | 0001159036-26-000032 | 13 | published | EDGAR ↗ |
| February 24, 2026 | Form 4 | 0001159036-26-000028 | 6 | published | EDGAR ↗ |
| February 17, 2026 | Form 4 | 0001159036-26-000025 | 9 | published | EDGAR ↗ |
| February 11, 2026 | Form 4 | 0001159036-26-000014 | 5 | published | EDGAR ↗ |
| February 5, 2026 | Form 4 | 0001159036-26-000012 | 13 | published | EDGAR ↗ |
| December 11, 2025 | Form 4 | 0001159036-25-000073 | 1 | published | EDGAR ↗ |
| December 1, 2025 | Form 4 | 0001159036-25-000063 | 7 | published | EDGAR ↗ |
| November 12, 2025 | Form 4 | 0001159036-25-000054 | 14 | published | EDGAR ↗ |
| October 3, 2025 | Form 4 | 0001528185-25-000004 | 17 | published | EDGAR ↗ |
Other insiders at HALOZYME THERAPEUTICS, INC.
- Snyder Mark Howard SVP, CHIEF LEGAL OFFICER 23 rows
- Caudill Cortney SVP, CHIEF OPERATING OFFICER 19 rows
- LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER 18 rows
- Connaughton Bernadette Director 12 rows
- Posard Matthew L. Director 10 rows
- Daly James M Director 8 rows
- Henderson Jeffrey William Director 7 rows
- RAMSAY DAVID A Interim CFO 6 rows
- Krishnan Mahesh Director 5 rows
- Lang James Paul Director 4 rows
Everyone on file, with contracts and lobbying under the company's name: HALOZYME THERAPEUTICS, INC..
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Rule 10b5-1 trading plans The plan must be set up when the insider has no important non-public information.
- Options and derivatives on Form 4 Table I = shares. Table II = options and other derivatives.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| SEC EDGAR, Form 4 | 17 | 182 | October 3, 2025 | October 8, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Every row comes from the reporting owner's Form 4 as filed with the SEC (EDGAR ownership XML), read daily. "Value" is shares × the reported price; code P is an open-market purchase, S a sale, M an option exercise, A a grant. The lag is the filing date minus the trade date; Form 4 is due within two business days. Amendments (4/A) are not merged. Details on the methodology page; report an error on corrections.
Not investment advice. Figures are public disclosures shown as filed; they may lag the trade and may be amended later. No recommendation is made or implied.