Significant Ownership of Timothy A. Springer
- Signature - Title
- /s/ Timothy A. Springer - Timothy A. Springer
- Location
- Chestnut Hill, MA
- Summary
- This page shows a list of all the recent SCHEDULE 13D/G filings made by Timothy A. Springer.
Follow Filing Activity
Follow Timothy A. Springer and return when a new Schedule 13D/G filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean. If you create an account from here, we will bring you back after verification.
Useful next steps after a schedule filing
Use the page below that answers the next obvious question about this reporting manager or security.
- Latest 13D/G reports to compare this manager with other current ownership disclosures.
- Latest insider ownership reports if you want insider activity alongside the beneficial ownership record.
- Latest 13F portfolio filings for broader institutional context.
- Latest investment quarter holder pages when the next step is security-level holder history.
Significant Ownership of Timothy A. Springer
| Sym | Company | Class | Ownership | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|---|
| RNAC | Cartesian Therapeutics, Inc. | Common Stock, $0.0001 par value per share | 37% | $116,671,361 | +$258,583 | 9,555,394 | +0.22% | Timothy A. Springer | 13 Jan 2025 |
| TECX | Tectonic Therapeutic, Inc. | Common Stock, $0.0001 par value per share | 32% | $96,537,428 | +$1,958,250 | 4,313,558 | +2.1% | Timothy A. Springer | 03 Apr 2025 |
Schedules 13D/G Reported by Timothy A. Springer:
| Sym | Target | Class | Ownership | Change | Current Shares | Change | Value | Reporting name | Form | Report Period | Filing Date |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.