Renaissance Technologies (RenTech)'s CLSK Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 2.58 M shares of CleanSpark, Inc. (CLSK) worth $26.12 M, representing 0.04% of the portfolio. First purchased in 2020-Q2, this medium-term investment has been held for 11 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in CLSK, demonstrating sustained confidence in this investment. Largest addition occurred in Q4 2025, adding 2.58 M shares. Largest reduction occurred in Q4 2023, reducing 1.94 M shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s CleanSpark (CLSK) Holding Value Over Time
Track share changes against reported price movement
Quarterly CleanSpark (CLSK) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +2.58 M | New Buy | 2.58 M | $10.12 |
| Q4 2024 | -1.44 M | Sold Out | 0 | $0.00 |
| Q3 2024 | +1.44 M | New Buy | 1.44 M | $9.34 |
| Q4 2023 | -1.94 M | Sold Out | 0 | $0.00 |
| Q3 2023 | -265,186 | Reduce 12.04% | 1.94 M | $3.81 |
| Q2 2023 | +1.98 M | Add 907.06% | 2.2 M | $0.00 |
| Q1 2023 | -1.74 M | Reduce 88.84% | 218,786 | $0.02 |
| Q4 2022 | +1.74 M | Add 772.52% | 1.96 M | $0.00 |
| Q3 2022 | +224,616 | New Buy | 224,616 | $3.18 |
| Q3 2020 | -14,600 | Sold Out | 0 | $0.00 |
| Q2 2020 | +14,600 | New Buy | 14,600 | $2.60 |
Renaissance Technologies (RenTech)'s CleanSpark Investment FAQs
Renaissance Technologies (RenTech) first purchased CleanSpark, Inc. (CLSK) in Q2 2020, acquiring 14,600 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 CleanSpark, Inc. (CLSK) for 11 quarters since Q2 2020.
Renaissance Technologies (RenTech)'s largest addition to CleanSpark, Inc. (CLSK) was in Q4 2025, adding 2,581,482 shares worth $26.12 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 2,581,482 shares of CleanSpark, Inc. (CLSK), valued at approximately $26.12 M.
As of the Q4 2025 filing, CleanSpark, Inc. (CLSK) represents approximately 0.04% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in CleanSpark, Inc. (CLSK) was 2,581,482 shares, as reported at the end of Q4 2025.