Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-06-01 Sale | 2026-06-03 8:06 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $67.4 | $3,370,008 | 813,549 (Direct) | View |
| 2026-06-01 Sale | 2026-06-02 5:20 pm | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 1,625 | $66.21 | $107,591 | 43,669 (Direct) | View |
| 2026-05-11 Sale | 2026-05-13 5:50 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $68.68 | $3,433,875 | 963,549 (Direct) | View |
| 2026-05-01 Sale | 2026-05-05 5:05 pm | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 1,625 | $63.48 | $103,155 | 38,498 (Direct) | View |
| 2026-04-06 Sale | 2026-04-07 5:13 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 10,000 | $63.5 | $634,982 | 869,703 (Direct) | View |
| 2026-04-01 Sale | 2026-04-02 6:28 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 40,000 | $64.81 | $2,592,237 | 1,011,626 (Direct) | View |
| 2026-03-09 Sale | 2026-03-10 7:18 pm | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 28,857 | $67.75 | $1,955,160 | 143,957 (Direct) | View |
| 2026-03-02 Sale | 2026-03-04 6:56 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $69.52 | $3,476,157 | 1,263,549 (Direct) | View |
| 2026-02-03 Sale | 2026-02-05 7:38 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $77.07 | $3,853,503 | 1,354,488 (Direct) | View |
| 2026-01-05 Sale | 2026-01-06 6:55 pm | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 2,000 | $70.25 | $140,500 | 40,123 (Direct) | View |
| 2025-11-01 Sale | 2025-12-19 5:39 pm | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 4,263 | $65.19 | $277,905 | 31,388 (Direct) | View |
| 2025-12-01 Sale | 2025-12-01 7:50 pm | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 829 | $71.6 | $59,356 | 42,123 (Direct) | View |
| 2025-12-01 Sale | 2025-12-01 7:31 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 16,569 | $68.92 | $1,141,925 | 708,719 (Direct) | View |
| 2025-11-10 Sale | 2025-11-12 6:54 pm | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 60,000 | $69.47 | $4,167,930 | 843,426 (Direct) | View |
| 2025-11-10 Sale | 2025-11-12 5:58 pm | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 2,000 | $68.48 | $136,960 | 42,952 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-06-12 Exercise | 2026-06-15 4:09 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 5,034 | $0 | 59,997 (Direct) | View |
| 2026-06-12 Tax Withholding | 2026-06-15 4:09 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 2,715 | $69.5 | 59,997 (Direct) | View |
| 2026-06-01 Exercise | 2026-06-03 8:06 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $12.07 | 813,549 (Direct) | View |
| 2026-05-11 Exercise | 2026-05-13 5:50 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $12.07 | 963,549 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:04 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | Posard Matthew L. Director | 9,836 | $0 | 83,875 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:04 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | Krishnan Mahesh Director | 9,836 | $0 | 20,502 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:03 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | Lang James Paul Director | 9,836 | $0 | 10,725 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:02 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | Henderson Jeffrey William Director | 9,836 | $0 | 42,612 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:02 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | DUNCAN BARBARA GAYLE Director | 9,836 | $0 | 29,755 (Direct) | View |
| 2026-05-05 Option Award | 2026-05-07 7:01 pm | N/A 2036-05-05 | HALOZYME THERAPEUTICS INC. | HALO | Connaughton Bernadette Director | 12,836 | $0 | 51,334 (Direct) | View |
| 2026-04-06 Exercise | 2026-04-07 5:13 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 10,000 | $12.07 | 869,703 (Direct) | View |
| 2026-04-01 Option Award | 2026-04-02 6:29 pm | 2026-06-30 N/A | HALOZYME THERAPEUTICS INC. | HALO | RAMSAY DAVID A Interim CFO | 10,000 | $0 | 10,000 (Direct) | View |
| 2026-04-01 Exercise | 2026-04-02 6:28 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 40,000 | $12.07 | 1,011,626 (Direct) | View |
| 2026-03-09 Exercise | 2026-03-10 7:18 pm | N/A 2033-11-01 | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 21,546 | $33.51 | 143,957 (Direct) | View |
| 2026-03-02 Exercise | 2026-03-04 6:56 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $12.07 | 1,263,549 (Direct) | View |
| 2026-02-20 Exercise | 2026-02-24 6:19 pm | 2026-02-20 N/A | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 2,666 | $0 | 22,364 (Direct) | View |
| 2026-02-20 Tax Withholding | 2026-02-24 6:19 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 1,037 | $70.98 | 22,364 (Direct) | View |
| 2026-02-23 Tax Withholding | 2026-02-24 6:16 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 3,782 | $70.64 | 77,627 (Direct) | View |
| 2026-02-20 Exercise | 2026-02-24 6:16 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 12,343 | $0 | 77,627 (Direct) | View |
| 2026-02-20 Tax Withholding | 2026-02-24 6:16 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 2,876 | $70.98 | 77,627 (Direct) | View |
| 2026-02-23 Tax Withholding | 2026-02-24 6:14 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 3,608 | $70.64 | 90,846 (Direct) | View |
| 2026-02-20 Exercise | 2026-02-24 6:14 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 12,020 | $0 | 90,846 (Direct) | View |
| 2026-02-20 Tax Withholding | 2026-02-24 6:14 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 2,876 | $70.98 | 90,846 (Direct) | View |
| 2026-02-23 Tax Withholding | 2026-02-24 6:12 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 12,104 | $70.64 | 862,922 (Direct) | View |
| 2026-02-20 Exercise | 2026-02-24 6:12 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 39,193 | $0 | 862,922 (Direct) | View |
| 2026-02-20 Tax Withholding | 2026-02-24 6:12 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 9,040 | $70.98 | 862,922 (Direct) | View |
| 2026-02-16 Tax Withholding | 2026-02-17 6:53 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 9,068 | $79.44 | 46,721 (Direct) | View |
| 2026-02-16 Exercise | 2026-02-17 6:53 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 16,812 | $0 | 46,721 (Direct) | View |
| 2026-02-16 Tax Withholding | 2026-02-17 6:52 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 12,894 | $79.44 | 38,287 (Direct) | View |
| 2026-02-16 Exercise | 2026-02-17 6:52 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 23,773 | $0 | 38,287 (Direct) | View |
| 2026-02-16 Tax Withholding | 2026-02-17 6:51 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 48,043 | $79.44 | 766,605 (Direct) | View |
| 2026-02-16 Exercise | 2026-02-17 6:51 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 89,055 | $0 | 766,605 (Direct) | View |
| 2026-02-09 Option Award | 2026-02-11 9:21 pm | 2027-02-09 2036-02-09 | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 44,248 | $0 | 55,731 (Direct) | View |
| 2026-02-09 Option Award | 2026-02-11 9:20 pm | 2027-02-09 2036-02-09 | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 78,087 | $0 | 122,771 (Direct) | View |
| 2026-02-09 Option Award | 2026-02-11 9:20 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | LaBrosse Nicole SVP, CHIEF FINANCIAL OFFICER | 42,117 | $0 | 85,898 (Direct) | View |
| 2026-02-09 Option Award | 2026-02-11 8:56 pm | 2027-02-09 2036-02-09 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 241,366 | $0 | 392,145 (Direct) | View |
| 2026-02-03 Exercise | 2026-02-05 7:38 pm | N/A 2027-02-22 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 50,000 | $12.07 | 1,354,488 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 6:56 pm | N/A 2036-01-02 | HALOZYME THERAPEUTICS INC. | HALO | Lang James Paul Director | 2,231 | $0 | 2,231 (Direct) | View |
| 2026-01-03 Tax Withholding | 2026-01-06 6:55 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 4,243 | $70.31 | 34,181 (Direct) | View |
| 2026-01-03 Exercise | 2026-01-06 6:55 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Snyder Mark Howard SVP, CHIEF LEGAL OFFICER | 7,611 | $0 | 34,181 (Direct) | View |
| 2025-11-01 Exercise | 2025-12-19 5:39 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Caudill Cortney SVP, CHIEF OPERATING OFFICER | 9,326 | $0 | 31,388 (Direct) | View |
| 2025-12-09 Option Award | 2025-12-11 6:16 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 165,522 | $0 | 165,522 (Direct) | View |
| 2025-12-01 Exercise | 2025-12-01 7:31 pm | N/A 2026-02-03 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 16,569 | $8.11 | 708,719 (Direct) | View |
| 2025-11-26 Gift | 2025-12-01 7:31 pm | N/A N/A | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 25,000 | $0 | 708,719 (Direct) | View |
| 2025-11-10 Exercise | 2025-11-12 6:54 pm | N/A 2026-02-03 | HALOZYME THERAPEUTICS INC. | HALO | Torley Helen PRESIDENT AND CEO | 60,000 | $8.11 | 843,426 (Direct) | View |