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 |
| 2025-04-07 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 |
| 2025-02-10 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 |
| 2025-01-15 4:25 pm Purchase | 2025-01-13 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 9,555,394 36.900% | 21,178 (+0.22%) | Filing History |
| 2024-12-23 8:22 pm Purchase | 2024-12-19 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 9,534,216 36.800% | 52,400 (+0.55%) | Filing History |
| 2024-11-18 9:44 pm Purchase | 2024-11-14 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 9,481,816 37.100% | 434,128 (+4.80%) | 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 |
| 2024-10-04 6:08 pm Purchase | 2024-10-02 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 9,047,688 37.600% | 205,932 (+2.33%) | Filing History |
| 2024-09-27 4:20 pm Purchase | 2024-09-25 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 8,841,756 36.700% | 8,650 (+0.10%) | 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 |
| 2024-07-05 4:15 pm Purchase | 2024-07-02 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 8,833,106 36.300% | 8,833,106 (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 |
| 2024-04-12 4:24 pm Purchase | 2024-04-08 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 6,473,184 36.400% | 207 (+0.00%) | Filing History |
| 2024-03-28 5:27 pm Purchase | 2024-03-26 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 6,472,977 27.900% | 41,622 (+0.65%) | Filing History |
| 2023-11-17 08:15 am Purchase | 2023-11-13 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 6,431,355 27.700% | 4,952,803 (+334.98%) | Filing History |
| 2023-10-18 4:05 pm Purchase | 2023-02-13 | 13D | Morphic Holding, Inc. MORF | SPRINGER TIMOTHY A | 7,577,651 15.800% | 2,559,594 (+51.01%) | Filing History |
| 2023-09-22 7:31 pm Purchase | 2022-04-11 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 1,478,553 28.900% | 389,789 (+35.80%) | Filing History |
| 2021-12-27 4:05 pm Purchase | 2021-12-15 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 1,088,764 28.000% | 7,040 (+0.65%) | Filing History |
| 2021-12-15 5:14 pm Purchase | 2021-12-09 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 1,081,724 27.800% | 127,376 (+13.35%) | Filing History |
| 2021-05-27 4:11 pm Purchase | 2021-05-21 | 13D | Cartesian Therapeutics, Inc. RNAC | SPRINGER TIMOTHY A | 954,348 25.300% | 156,449 (+19.61%) | Filing History |
| 2021-02-11 4:13 pm Purchase | 2020-12-31 | 13G | Morphic Holding, Inc. MORF | SPRINGER TIMOTHY A | 5,018,057 15.600% | 34,074 (+0.68%) | Filing History |