Renaissance Technologies (RenTech)'s PSIX Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 107,898 shares of Power Solutions International, Inc. (PSIX) worth $6.17 M, representing 0.01% of the portfolio. First purchased in 2015-Q2, this short-term holding has been held for 8 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained this position in PSIX for several quarters, showing initial confidence in the investment. Largest addition occurred in Q2 2025, adding 56,396 shares. Largest reduction occurred in Q3 2015, reducing 28,967 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Power Solutions International (PSIX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Power Solutions International (PSIX) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +1,400 | Add 1.31% | 107,898 | $57.14 |
| Q3 2025 | +50,102 | Add 88.84% | 106,498 | $98.22 |
| Q2 2025 | +56,396 | New Buy | 56,396 | $64.68 |
| Q2 2016 | -26,946 | Sold Out | 0 | $0.00 |
| Q1 2016 | +26,946 | New Buy | 26,946 | $13.81 |
| Q4 2015 | -17,326 | Sold Out | 0 | $0.00 |
| Q3 2015 | -28,967 | Reduce 62.57% | 17,326 | $22.68 |
| Q2 2015 | +46,293 | New Buy | 46,293 | $54.03 |
Renaissance Technologies (RenTech)'s Power Solutions International Investment FAQs
Renaissance Technologies (RenTech) first purchased Power Solutions International, Inc. (PSIX) in Q2 2015, acquiring 46,293 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 Power Solutions International, Inc. (PSIX) for 8 quarters since Q2 2015.
Renaissance Technologies (RenTech)'s largest addition to Power Solutions International, Inc. (PSIX) was in Q2 2025, adding 56,396 shares worth $3.65 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 107,898 shares of Power Solutions International, Inc. (PSIX), valued at approximately $6.17 M.
As of the Q4 2025 filing, Power Solutions International, Inc. (PSIX) represents approximately 0.01% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Power Solutions International, Inc. (PSIX) was 107,898 shares, as reported at the end of Q4 2025.