Renaissance Technologies (RenTech)'s AXSM Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 170,000 shares of Axsome Therapeutics, Inc. (AXSM) worth $31.05 M, representing 0.05% of the portfolio. First purchased in 2017-Q4, this medium-term investment has been held for 14 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in AXSM, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2019, adding 247,200 shares. Largest reduction occurred in Q3 2019, reducing 247,200 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Axsome Therapeutics (AXSM) Holding Value Over Time
Track share changes against reported price movement
Quarterly Axsome Therapeutics (AXSM) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +20,000 | Add 13.33% | 170,000 | $182.64 |
| Q3 2025 | +11,300 | Add 8.15% | 150,000 | $121.45 |
| Q2 2025 | +4,300 | Add 3.20% | 138,700 | $104.39 |
| Q1 2025 | +134,400 | New Buy | 134,400 | $116.63 |
| Q3 2020 | -66,400 | Sold Out | 0 | $0.00 |
| Q2 2020 | +14,300 | Add 27.45% | 66,400 | $82.27 |
| Q1 2020 | +1,330 | Add 2.62% | 52,100 | $58.83 |
| Q4 2019 | +50,770 | New Buy | 50,770 | $103.37 |
| Q3 2019 | -247,200 | Sold Out | 0 | $0.00 |
| Q2 2019 | +247,200 | New Buy | 247,200 | $25.75 |
| Q1 2019 | -15,110 | Sold Out | 0 | $0.00 |
| Q4 2018 | +15,110 | New Buy | 15,110 | $2.85 |
| Q1 2018 | -48,400 | Sold Out | 0 | $0.00 |
| Q4 2017 | +48,400 | New Buy | 48,400 | $5.60 |
Renaissance Technologies (RenTech)'s Axsome Therapeutics Investment FAQs
Renaissance Technologies (RenTech) first purchased Axsome Therapeutics, Inc. (AXSM) in Q4 2017, acquiring 48,400 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 Axsome Therapeutics, Inc. (AXSM) for 14 quarters since Q4 2017.
Renaissance Technologies (RenTech)'s largest addition to Axsome Therapeutics, Inc. (AXSM) was in Q2 2019, adding 247,200 shares worth $6.36 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 170,000 shares of Axsome Therapeutics, Inc. (AXSM), valued at approximately $31.05 M.
As of the Q4 2025 filing, Axsome Therapeutics, Inc. (AXSM) represents approximately 0.05% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Axsome Therapeutics, Inc. (AXSM) was 247,200 shares, as reported at the end of Q2 2019.