Renaissance Technologies (RenTech)'s ALMS Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 23,335 shares of Alumis Inc. (ALMS) worth $656,647, representing 0.00% of the portfolio. First purchased in 2015-Q3, this long-term strategic position has been held for 21 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in ALMS, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2017, adding 401,105 shares. Largest reduction occurred in Q4 2019, reducing 1.09 M shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Alumis (ALMS) Holding Value Over Time
Track share changes against reported price movement
Quarterly Alumis (ALMS) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | -51,832 | Reduce 68.96% | 23,335 | $28.14 |
| Q1 2026 | -33,033 | Reduce 30.53% | 75,167 | $22.03 |
| Q4 2025 | -43,368 | Reduce 28.61% | 108,200 | $9.76 |
| Q3 2025 | -75,247 | Reduce 33.18% | 151,568 | $3.99 |
| Q2 2025 | +226,815 | New Buy | 226,815 | $3.00 |
| Q4 2019 | -1.09 M | Sold Out | 0 | $0.00 |
| Q3 2019 | -34,196 | Reduce 3.03% | 1.09 M | $0.57 |
| Q2 2019 | +130,414 | Add 13.07% | 1.13 M | $0.89 |
| Q1 2019 | +188,100 | Add 23.23% | 997,990 | $1.06 |
| Q4 2018 | +77,100 | Add 10.52% | 809,890 | $0.72 |
| Q3 2018 | +158,790 | Add 27.66% | 732,790 | $0.98 |
| Q2 2018 | +99,000 | Add 20.84% | 574,000 | $0.98 |
| Q1 2018 | +58,600 | Add 14.07% | 475,000 | $1.03 |
| Q4 2017 | -51,605 | Reduce 11.03% | 416,400 | $1.33 |
| Q3 2017 | +401,105 | Add 599.56% | 468,005 | $1.35 |
| Q2 2017 | +66,900 | New Buy | 66,900 | $1.39 |
| Q1 2017 | -59,600 | Sold Out | 0 | $0.00 |
| Q4 2016 | +59,600 | New Buy | 59,600 | $1.07 |
| Q1 2016 | -75,200 | Sold Out | 0 | $0.00 |
| Q4 2015 | -51,949 | Reduce 40.86% | 75,200 | $2.42 |
| Q3 2015 | +127,149 | New Buy | 127,149 | $2.21 |
Renaissance Technologies (RenTech)'s Alumis Investment FAQs
Renaissance Technologies (RenTech) first purchased Alumis Inc. (ALMS) in Q3 2015, acquiring 127,149 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 Alumis Inc. (ALMS) for 21 quarters since Q3 2015.
Renaissance Technologies (RenTech)'s largest addition to Alumis Inc. (ALMS) was in Q3 2017, adding 468,005 shares worth $632,000.
According to the latest 13F filing for Q2 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 23,335 shares of Alumis Inc. (ALMS), valued at approximately $656,647.
As of the Q2 2026 filing, Alumis Inc. (ALMS) 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 Alumis Inc. (ALMS) was 1,128,404 shares, as reported at the end of Q2 2019.