Renaissance Technologies (RenTech)'s CALC Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 128,075 shares of CalciMedica, Inc. (CALC) worth $69,161, representing 0.00% of the portfolio. First purchased in 2024-Q4, this short-term holding has been held for 6 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained this position in CALC for several quarters, showing initial confidence in the investment. Largest addition occurred in Q1 2026, adding 39,775 shares. Largest reduction occurred in Q1 2025, reducing 7,784 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s CalciMedica (CALC) Holding Value Over Time
Track share changes against reported price movement
Quarterly CalciMedica (CALC) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +39,775 | Add 45.05% | 128,075 | $0.54 |
| Q4 2025 | +18,300 | Add 26.14% | 88,300 | $6.59 |
| Q3 2025 | +34,000 | Add 94.44% | 70,000 | $3.08 |
| Q2 2025 | +584 | Add 1.65% | 36,000 | $1.60 |
| Q1 2025 | -7,784 | Reduce 18.02% | 35,416 | $1.91 |
| Q4 2024 | +43,200 | New Buy | 43,200 | $3.54 |
Renaissance Technologies (RenTech)'s CalciMedica Investment FAQs
Renaissance Technologies (RenTech) first purchased CalciMedica, Inc. (CALC) in Q4 2024, acquiring 43,200 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held CalciMedica, Inc. (CALC) for 6 quarters since Q4 2024.
Renaissance Technologies (RenTech)'s largest addition to CalciMedica, Inc. (CALC) was in Q4 2024, adding 43,200 shares worth $152,928.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 128,075 shares of CalciMedica, Inc. (CALC), valued at approximately $69,161.
As of the Q1 2026 filing, CalciMedica, Inc. (CALC) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in CalciMedica, Inc. (CALC) was 128,075 shares, as reported at the end of Q1 2026.