Ownership history in MPM BioImpact LLC · 6 quarters on record
This page tracks every 13F SEC filing in which MPM BioImpact LLC reported a position in Cartesian Therapeutics Inc (RNAC). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | REDUCED | 380,000 | -306,007 | -44.6% | 0.64% | $3.9M | $10.22 |
| 2025 Q2 | REDUCED | 686,007 | -104,772 | -13.2% | 1.23% | $7.1M | $10.39 |
| 2025 Q1 | ADDED | 790,779 | +69,640 | +9.7% | 1.79% | $10.4M | $13.18 |
| 2024 Q4 | ADDED | 721,139 | +91,716 | +14.6% | 1.83% | $12.9M | $17.91 |
| 2024 Q3 | ADDED | 629,423 | +369,727 | +142.4% | 1.52% | $10.1M | $16.12 |
| 2024 Q2 | INITIATED | 259,696 | — | — | 1.09% | $7.0M | — |
As of 2025 Q4 — sorted by position size