Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem 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>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-08-14 4:20 pm Sale | 2025-06-30 | 13G | Zymeworks Inc. ZYME | Redmile Group, LLC | 4,150,627 5.600% | -689,836 (-14.25%) | Filing History |
| 2025-07-16 7:02 pm Sale | 2025-06-30 | 13G | Zymeworks Inc. ZYME | BlackRock Inc. BLK | 3,559,828 4.800% | -363,500 (-9.27%) | Filing History |
| 2025-06-27 6:14 pm Purchase | 2025-06-26 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 22,970,388 30.700% | 5,270,614 (+29.78%) | Filing History |
| 2025-05-07 11:43 am Sale | 2025-03-31 | 13G | Zymeworks Inc. ZYME | MORGAN STANLEY MS | 4,055,172 5.800% | -787,292 (-16.26%) | Filing History |
| 2025-04-08 4:24 pm Purchase | 2025-04-04 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 17,699,774 25.400% | 841,356 (+4.99%) | Filing History |
| 2025-03-17 7:50 pm Purchase | 2025-03-13 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 16,858,418 24.200% | 1,138,257 (+7.24%) | Filing History |
| 2025-02-18 6:25 pm Purchase | 2025-02-17 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 15,720,161 22.800% | 309,083 (+2.01%) | Filing History |
| 2025-02-14 8:04 pm Sale | 2024-12-31 | 13G | Zymeworks Inc. ZYME | Redmile Group, LLC | 4,840,463 7.000% | -261,448 (-5.12%) | Filing History |
| 2025-01-13 7:18 pm Purchase | 2025-01-10 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 15,411,078 22.400% | 718,797 (+4.89%) | Filing History |
| 2024-12-23 7:54 pm Purchase | 2024-12-19 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 14,692,281 21.300% | 559,990 (+3.96%) | Filing History |
| 2024-11-14 9:00 pm Sale | 2024-09-30 | 13G | Zymeworks Inc. ZYME | Redmile Group, LLC | 5,101,911 7.200% | -688,319 (-11.89%) | Filing History |
| 2024-11-14 4:27 pm Purchase | 2024-09-30 | 13G | Zymeworks Inc. ZYME | BIOTECHNOLOGY VALUE FUND L P | 4,607,935 6.500% | 4,607,935 (New Position) | Filing History |
| 2024-11-13 4:30 pm Purchase | 2024-09-30 | 13G | Zymeworks Inc. ZYME | Rubric Capital Management LP | 3,917,331 5.510% | 3,917,331 (New Position) | Filing History |
| 2024-02-22 7:01 pm Unchanged | 2024-02-22 | 13D | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 14,132,291 19.990% | 0 (Unchanged) | Filing History |
| 2024-02-14 6:59 pm Purchase | 2023-12-31 | 13G | Zymeworks Inc. ZYME | EcoR1 Capital LLC | 14,132,291 19.990% | 694,818 (+5.17%) | Filing History |
| 2024-02-14 4:44 pm Sale | 2023-12-31 | 13G | Zymeworks Inc. ZYME | PERCEPTIVE ADVISORS LLC | 1,074,807 1.500% | -3,436,468 (-76.18%) | Filing History |
| 2024-02-14 4:26 pm Sale | 2023-12-31 | 13G | Zymeworks Inc. ZYME | Redmile Group, LLC | 5,790,230 8.300% | -385,688 (-6.25%) | Filing History |
| 2024-02-14 4:21 pm Sale | 2023-12-31 | 13G | Zymeworks Inc. ZYME | Baker Bros. Advisors LP | 27,000 0.040% | -3,787,196 (-99.29%) | Filing History |
| 2024-02-09 1:06 pm Sale | 2023-12-31 | 13G | Zymeworks Inc. ZYME | MORGAN STANLEY MS | 4,842,464 6.900% | -736,916 (-13.21%) | Filing History |
| 2024-01-29 5:25 pm Purchase | 2023-12-31 | 13G | Zymeworks Inc. ZYME | BlackRock Inc. BLK | 3,923,328 5.600% | 3,923,328 (New Position) | Filing History |