Renaissance Technologies (RenTech)'s TGEN Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 272,300 shares of Tecogen Inc. (TGEN) worth $697,088, representing 0.00% of the portfolio. First purchased in 2025-Q3, this short-term holding has been held for 3 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained this position in TGEN for several quarters, showing initial confidence in the investment. Largest addition occurred in Q1 2026, adding 218,000 shares. Largest reduction occurred in Q4 2025, reducing 47,900 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Tecogen (TGEN) Holding Value Over Time
Track share changes against reported price movement
Quarterly Tecogen (TGEN) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +218,000 | Add 401.47% | 272,300 | $2.56 |
| Q4 2025 | -47,900 | Reduce 46.87% | 54,300 | $4.94 |
| Q3 2025 | +102,200 | New Buy | 102,200 | $8.81 |
Renaissance Technologies (RenTech)'s Tecogen Investment FAQs
Renaissance Technologies (RenTech) first purchased Tecogen Inc. (TGEN) in Q3 2025, acquiring 102,200 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 Tecogen Inc. (TGEN) for 3 quarters since Q3 2025.
Renaissance Technologies (RenTech)'s largest addition to Tecogen Inc. (TGEN) was in Q1 2026, adding 272,300 shares worth $697,088.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 272,300 shares of Tecogen Inc. (TGEN), valued at approximately $697,088.
As of the Q1 2026 filing, Tecogen Inc. (TGEN) 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 Tecogen Inc. (TGEN) was 272,300 shares, as reported at the end of Q1 2026.