Cliff Asness's TUSK Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 11,255 shares of Mammoth Energy Services, Inc. (TUSK) worth $20,822, representing 0.00% of the portfolio. First purchased in 2018-Q2, this medium-term investment has been held for 9 quarters.
Based on 13F filings, Cliff Asness has maintained a strategic position in TUSK, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2018, adding 277,218 shares. Largest reduction occurred in Q2 2019, reducing 125,563 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's Mammoth Energy Services (TUSK) Holding Value Over Time
Track share changes against reported price movement
Quarterly Mammoth Energy Services (TUSK) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -44 | Reduce 0.39% | 11,255 | $1.85 |
| Q3 2025 | +11,299 | New Buy | 11,299 | $2.29 |
| Q4 2019 | -84,069 | Sold Out | 0 | $0.00 |
| Q3 2019 | -56,181 | Reduce 40.06% | 84,069 | $2.47 |
| Q2 2019 | -125,563 | Reduce 47.24% | 140,250 | $6.88 |
| Q1 2019 | -105,646 | Reduce 28.44% | 265,813 | $16.65 |
| Q4 2018 | -3,087 | Reduce 0.82% | 371,459 | $17.98 |
| Q3 2018 | +277,218 | Add 284.83% | 374,546 | $29.10 |
| Q2 2018 | +97,328 | New Buy | 97,328 | $33.96 |
Cliff Asness's Mammoth Energy Services Investment FAQs
Cliff Asness first purchased Mammoth Energy Services, Inc. (TUSK) in Q2 2018, acquiring 97,328 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held Mammoth Energy Services, Inc. (TUSK) for 9 quarters since Q2 2018.
Cliff Asness's largest addition to Mammoth Energy Services, Inc. (TUSK) was in Q3 2018, adding 374,546 shares worth $10.9 M.
According to the latest 13F filing for Q4 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 11,255 shares of Mammoth Energy Services, Inc. (TUSK), valued at approximately $20,822.
As of the Q4 2025 filing, Mammoth Energy Services, Inc. (TUSK) represents approximately 0.00% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in Mammoth Energy Services, Inc. (TUSK) was 374,546 shares, as reported at the end of Q3 2018.