Renaissance Technologies’s Mammoth Energy Services TUSK Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $568K | Buy |
231,972
+45,900
| +25% | +$104K | ﹤0.01% | 2553 |
|
|
2025
Q4 | $344K | Buy |
186,072
+52,100
| +39% | +$105K | ﹤0.01% | 2716 |
|
|
2025
Q3 | $307K | Buy |
133,972
+1,800
| +1% | +$4.43K | ﹤0.01% | 2983 |
|
|
2025
Q2 | $370K | Sell |
132,172
-3,100
| -2% | -$7.93K | ﹤0.01% | 2972 |
|
|
2025
Q1 | $276K | Buy |
135,272
+1,700
| +1% | +$4.53K | ﹤0.01% | 2956 |
|
|
2024
Q4 | $401K | Sell |
133,572
-100
| -0.1% | -$368 | ﹤0.01% | 2949 |
|
|
2024
Q3 | $547K | Buy |
133,672
+3,000
| +2% | +$11K | ﹤0.01% | 2750 |
|
|
2024
Q2 | $429K | Sell |
130,672
-3,600
| -3% | -$12.4K | ﹤0.01% | 2766 |
|
|
2024
Q1 | $489K | Sell |
134,272
-8,700
| -6% | -$32.8K | ﹤0.01% | 2873 |
|
|
2023
Q4 | $638K | Sell |
142,972
-9,600
| -6% | -$42.6K | ﹤0.01% | 2669 |
|
|
2023
Q3 | $708K | Sell |
152,572
-36,400
| -19% | -$177K | ﹤0.01% | 2533 |
|
|
2023
Q2 | $913K | Sell |
188,972
-61,500
| -25% | -$255K | ﹤0.01% | 2519 |
|
|
2023
Q1 | $1.06M | Buy |
250,472
+46,800
| +23% | +$279K | ﹤0.01% | 2443 |
|
|
2022
Q4 | $1.76M | Buy |
203,672
+4,200
| +2% | +$23.9K | ﹤0.01% | 2152 |
|
|
2022
Q3 | $680K | Sell |
199,472
-4,600
| -2% | -$16K | ﹤0.01% | 2728 |
|
|
2022
Q2 | $449K | Sell |
204,072
-36,200
| -15% | -$81.1K | ﹤0.01% | 3218 |
|
|
2022
Q1 | $512K | Buy |
240,272
+123,800
| +106% | +$225K | ﹤0.01% | 3177 |
|
|
2021
Q4 | $212K | Sell |
116,472
-23,500
| -17% | -$61.3K | ﹤0.01% | 3486 |
|
|
2021
Q3 | $407K | Sell |
139,972
-82,552
| -37% | -$294K | ﹤0.01% | 2966 |
|
|
2021
Q2 | $1.02M | Buy |
222,524
+88,452
| +66% | +$364K | ﹤0.01% | 2655 |
|
|
2021
Q1 | $713K | Buy |
134,072
+35,100
| +35% | +$178K | ﹤0.01% | 2762 |
|
|
2020
Q4 | $440K | Buy |
98,972
+45,105
| +84% | +$110K | ﹤0.01% | 2875 |
|
|
2020
Q3 | $86K | Buy |
53,867
+43,500
| +420% | +$64.1K | ﹤0.01% | 3231 |
|
|
2020
Q2 | $12K | Buy |
+10,367
| New | +$12K | ﹤0.01% | 3379 |
|
|
2019
Q4 | – | Sell |
-28,149
| Closed | -$70K | – | 3753 |
|
|
2019
Q3 | $70K | Sell |
28,149
-241,251
| -90% | -$1.15M | ﹤0.01% | 3302 |
|
|
2019
Q2 | $1.85M | Buy |
269,400
+187,300
| +228% | +$2.38M | ﹤0.01% | 2364 |
|
|
2019
Q1 | $1.37M | Buy |
+82,100
| New | +$1.75M | ﹤0.01% | 2519 |
|
|
2018
Q4 | – | Sell |
-39,600
| Closed | -$1.15M | – | 3623 |
|
|
2018
Q3 | $1.15M | Sell |
39,600
-194,768
| -83% | -$6.42M | ﹤0.01% | 2546 |
|
|
2018
Q2 | $7.96M | Buy |
234,368
+35,968
| +18% | +$1.26M | 0.01% | 1487 |
|
|
2018
Q1 | $6.36M | Buy |
+198,400
| New | +$4.96M | 0.01% | 1662 |
|
|
2017
Q4 | – | Sell |
-20,600
| Closed | -$347K | – | 3503 |
|
|
2017
Q3 | $347K | Buy |
+20,600
| New | +$301K | ﹤0.01% | 2873 |
|
Other funds holding TUSK
WC
VCM
PLC
BCM
Renaissance Technologies's TUSK Position: Q1 2026 in Review
Renaissance Technologies increased its Mammoth Energy Services (TUSK) stake by 25% in Q1 2026, buying an estimated $104K and bringing the position to 231,972 shares worth $568K. The position accounts for ﹤0.01% of the portfolio, ranked #2553.
Renaissance Technologies first reported a position in TUSK in Q3 2017 and has held it in 31 quarters since. The position peaked at $7.96M in Q2 2018. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.
- Renaissance Technologies held 231,972 shares of Mammoth Energy Services worth $568K as of Q1 2026.
- Renaissance Technologies bought 45,900 Mammoth Energy Services shares in Q1 2026, an estimated $104K.
- Mammoth Energy Services made up ﹤0.01% of Renaissance Technologies's portfolio in Q1 2026, its #2553 holding.
- Renaissance Technologies first reported a position in Mammoth Energy Services in Q3 2017 and has held it in 31 quarters since.
- Renaissance Technologies's Mammoth Energy Services position peaked at $7.96M in Q2 2018.
- 90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.