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
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- Peter Lynch
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| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 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 |
| 2023-06-21 4:05 pm Purchase |
2023-06-16 | 13G | Zymeworks Inc. ZYME |
EcoR1 Capital LLC | 13,437,473 19.900% |
5,868,900 (+77.54%) |
Filing History |
| 2023-02-14 4:29 pm Purchase |
2022-12-31 | 13G | Zymeworks Inc. ZYME |
Redmile Group LLC | 6,175,918 9.800% |
100,000 (+1.65%) |
Filing History |
| 2023-02-14 4:00 pm Purchase |
2022-12-31 | 13G | Zymeworks Inc. ZYME |
Baker Bros. Advisors LP | 3,814,196 5.900% |
3,814,196 (New Position) |
Filing History |
| 2023-02-14 2:37 pm Unchanged |
2022-12-31 | 13G | Zymeworks Inc. ZYME |
Eventide Asset Management, LLC | 0 0.000% |
0 (Unchanged) |
Filing History |