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 |
| 2025-04-07 7:20 pm Purchase |
2025-04-03 | 13D | Tectonic Therapeutic, Inc. TECX |
SPRINGER TIMOTHY A | 4,313,558 31.500% |
87,500 (+2.07%) |
Filing History |
| 2025-04-07 5:19 pm Sale |
2025-04-03 | 13D | Tectonic Therapeutic, Inc. TECX |
MCGUIRE TERRANCE | 657,976 6.300% |
-500,001 (-43.18%) |
Filing History |
| 2025-04-07 4:20 pm Sale |
2025-03-04 | 13D | Tectonic Therapeutic, Inc. TECX |
Vida Ventures II, LLC | 0 0.000% |
-1,028,674 (Position Closed) |
Filing History |
| 2025-02-13 3:10 pm Unchanged |
2024-12-31 | 13G | Tectonic Therapeutic, Inc. TECX |
BML Investment Partners, L.P. | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2025-02-10 4:04 pm Purchase |
2025-02-03 | 13G | Tectonic Therapeutic, Inc. TECX |
Deep Track Capital, LP | 1,401,938 7.600% |
1,401,938 (New Position) |
Filing History |
| 2025-02-10 06:19 am Sale |
2025-02-05 | 13D | Tectonic Therapeutic, Inc. TECX |
SPRINGER TIMOTHY A | 4,226,058 29.200% |
-367,063 (-7.99%) |
Filing History |
| 2025-02-07 5:51 pm Purchase |
2025-02-05 | 13D | Tectonic Therapeutic, Inc. TECX |
Vida Ventures II, LLC | 1,028,674 5.600% |
1,028,674 (New Position) |
Filing History |
| 2025-02-07 4:51 pm Purchase |
2025-02-05 | 13D | Tectonic Therapeutic, Inc. TECX |
MCGUIRE TERRANCE | 1,157,977 6.300% |
1 (+0.00%) |
Filing History |
| 2025-01-08 09:40 am Purchase |
2024-12-31 | 13G | Tectonic Therapeutic, Inc. TECX |
FMR CORP | 1,516,335 10.300% |
438,797 (+40.72%) |
Filing History |
| 2024-11-14 4:05 pm Unchanged |
2024-09-30 | 13G | Tectonic Therapeutic, Inc. TECX |
Newtyn Management, LLC | 0 0.000% |
0 (Unchanged) |
Filing History |
| 2024-10-28 6:08 pm Purchase |
2024-10-28 | 13D | Tectonic Therapeutic, Inc. TECX |
Atlas Venture Fund X L.P. | 67,567 0.500% |
67,567 (New Position) |
Filing History |
| 2024-10-24 5:12 pm Purchase |
2024-10-22 | 13D | Tectonic Therapeutic, Inc. TECX |
SPRINGER TIMOTHY A | 4,593,121 31.200% |
300,000 (+6.99%) |
Filing History |
| 2024-09-26 8:41 pm Purchase |
2024-09-24 | 13D | Tectonic Therapeutic, Inc. TECX |
SPRINGER TIMOTHY A | 4,293,121 29.100% |
50,000 (+1.18%) |
Filing History |
| 2024-07-22 2:10 pm Sale |
2024-07-22 | 13G | Tectonic Therapeutic, Inc. TECX |
FMR CORP | 1,077,538 7.313% |
-938,740 (-46.56%) |
Filing History |
| 2024-07-10 10:10 am Purchase |
2024-07-09 | 13G | Tectonic Therapeutic, Inc. TECX |
FMR CORP | 2,016,278 13.684% |
2,016,278 (New Position) |
Filing History |
| 2024-07-01 4:39 pm Purchase |
2024-06-20 | 13G | Tectonic Therapeutic, Inc. TECX |
EcoR1 Capital LLC | 849,143 5.800% |
849,143 (New Position) |
Filing History |
| 2024-06-27 4:27 pm Purchase |
2024-06-20 | 13D | Tectonic Therapeutic, Inc. TECX |
Vida Ventures II, LLC | 1,028,674 7.000% |
1,028,674 (New Position) |
Filing History |
| 2024-06-26 08:00 am Purchase |
2024-06-20 | 13D | Tectonic Therapeutic, Inc. TECX |
SPRINGER TIMOTHY A | 4,243,121 28.800% |
4,243,121 (New Position) |
Filing History |
| 2024-06-25 4:23 pm Purchase |
2024-06-20 | 13D | Tectonic Therapeutic, Inc. TECX |
MCGUIRE TERRANCE | 1,157,976 7.900% |
1,157,976 (New Position) |
Filing History |
| 2024-05-21 10:01 am Purchase |
2024-05-13 | 13G | AVROBIO, Inc. AVRO |
BML Investment Partners, L.P. | 430,689 11.500% |
63,886 (+17.42%) |
Filing History |