Renaissance Technologies (RenTech)'s JSPR Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 177,500 shares of Jasper Therapeutics, Inc. (JSPR) worth $155,526, representing 0.00% of the portfolio. First purchased in 2022-Q1, this medium-term investment has been held for 13 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in JSPR, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 198,100 shares. Largest reduction occurred in Q1 2024, reducing 51,432 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Jasper Therapeutics (JSPR) Holding Value Over Time
Track share changes against reported price movement
Quarterly Jasper Therapeutics (JSPR) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -49,683 | Reduce 21.87% | 177,500 | $0.88 |
| Q4 2025 | +18,683 | Add 8.96% | 227,183 | $1.83 |
| Q3 2025 | +198,100 | Add 1904.81% | 208,500 | $2.38 |
| Q2 2025 | +10,400 | New Buy | 10,400 | $5.55 |
| Q1 2024 | -51,432 | Sold Out | 0 | $0.00 |
| Q4 2023 | +20,411 | Add 65.80% | 51,432 | $7.89 |
| Q3 2023 | +25,211 | Add 433.92% | 31,021 | $7.00 |
| Q2 2023 | -5,210 | Reduce 47.28% | 5,810 | $0.01 |
| Q1 2023 | +4,480 | Add 68.50% | 11,020 | $0.02 |
| Q4 2022 | +3,680 | Add 128.67% | 6,540 | $0.00 |
| Q3 2022 | +2,860 | New Buy | 2,860 | $8.04 |
| Q2 2022 | -1,087 | Sold Out | 0 | $0.00 |
| Q1 2022 | +1,087 | New Buy | 1,087 | $35.88 |
Renaissance Technologies (RenTech)'s Jasper Therapeutics Investment FAQs
Renaissance Technologies (RenTech) first purchased Jasper Therapeutics, Inc. (JSPR) in Q1 2022, acquiring 1,087 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 Jasper Therapeutics, Inc. (JSPR) for 13 quarters since Q1 2022.
Renaissance Technologies (RenTech)'s largest addition to Jasper Therapeutics, Inc. (JSPR) was in Q3 2025, adding 208,500 shares worth $496,230.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 177,500 shares of Jasper Therapeutics, Inc. (JSPR), valued at approximately $155,526.
As of the Q1 2026 filing, Jasper Therapeutics, Inc. (JSPR) 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 Jasper Therapeutics, Inc. (JSPR) was 227,183 shares, as reported at the end of Q4 2025.