Russell Investments Group’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 | $167K | Sell |
68,030
-179,461
| -73% | -$408K | ﹤0.01% | 2904 |
|
|
2025
Q4 | $458K | Buy |
247,491
+245,400
| +11,736% | +$495K | ﹤0.01% | 2523 |
|
|
2025
Q3 | $4.79K | Buy |
+2,091
| New | +$5.15K | ﹤0.01% | 3906 |
|
|
2025
Q1 | – | Sell |
-341
| Closed | -$1.02K | – | 3880 |
|
|
2024
Q4 | $1.02K | Sell |
341
-673
| -66% | -$2.48K | ﹤0.01% | 3523 |
|
|
2024
Q3 | $4.15K | Buy |
1,014
+100
| +11% | +$366 | ﹤0.01% | 3261 |
|
|
2024
Q2 | $3K | Sell |
914
-122
| -12% | -$419 | ﹤0.01% | 3304 |
|
|
2024
Q1 | $3.77K | Buy |
1,036
+509
| +97% | +$1.92K | ﹤0.01% | 2983 |
|
|
2023
Q4 | $2.35K | Sell |
527
-139,635
| -100% | -$619K | ﹤0.01% | 2990 |
|
|
2023
Q3 | $650K | Sell |
140,162
-16,647
| -11% | -$81K | ﹤0.01% | 2129 |
|
|
2023
Q2 | $757K | Buy |
156,809
+9,321
| +6% | +$38.6K | ﹤0.01% | 2066 |
|
|
2023
Q1 | $622K | Sell |
147,488
-17,885
| -11% | -$106K | ﹤0.01% | 2174 |
|
|
2022
Q4 | $1.43M | Buy |
165,373
+4,059
| +3% | +$23.1K | ﹤0.01% | 1784 |
|
|
2022
Q3 | $548K | Sell |
161,314
-68,549
| -30% | -$239K | ﹤0.01% | 2206 |
|
|
2022
Q2 | $503K | Buy |
229,863
+11,254
| +5% | +$25.2K | ﹤0.01% | 2269 |
|
|
2022
Q1 | $464K | Buy |
218,609
+37,692
| +21% | +$68.4K | ﹤0.01% | 2251 |
|
|
2021
Q4 | $329K | Hold |
180,917
| – | – | ﹤0.01% | 2575 |
|
|
2021
Q3 | $525K | Buy |
180,917
+140,662
| +349% | +$501K | ﹤0.01% | 2442 |
|
|
2021
Q2 | $184K | Buy |
+40,255
| New | +$166K | ﹤0.01% | 2927 |
|
|
2020
Q2 | – | Sell |
-662,769
| Closed | -$495K | – | 3201 |
|
|
2020
Q1 | $495K | Sell |
662,769
-581,029
| -47% | -$765K | ﹤0.01% | 2182 |
|
|
2019
Q4 | $2.73M | Sell |
1,243,798
-917,160
| -42% | -$1.64M | 0.01% | 1564 |
|
|
2019
Q3 | $5.36M | Buy |
2,160,958
+255,588
| +13% | +$1.21M | 0.01% | 1155 |
|
|
2019
Q2 | $13.1M | Buy |
1,905,370
+788,958
| +71% | +$10M | 0.02% | 743 |
|
|
2019
Q1 | $18.6M | Sell |
1,116,412
-290,212
| -21% | -$6.2M | 0.03% | 603 |
|
|
2018
Q4 | $25.3M | Buy |
1,406,624
+662,754
| +89% | +$16.3M | 0.06% | 390 |
|
|
2018
Q3 | $21.6M | Buy |
743,870
+606,457
| +441% | +$20M | 0.04% | 541 |
|
|
2018
Q2 | $4.68M | Buy |
137,413
+36,111
| +36% | +$1.27M | 0.01% | 1317 |
|
|
2018
Q1 | $3.25M | Sell |
101,302
-60,364
| -37% | -$1.51M | 0.01% | 1574 |
|
|
2017
Q4 | $3.2M | Sell |
161,666
-4,036
| -2% | -$73.5K | 0.01% | 1578 |
|
|
2017
Q3 | $2.79M | Buy |
165,702
+54,477
| +49% | +$795K | ﹤0.01% | 1588 |
|
|
2017
Q2 | $2.07M | Sell |
111,225
-5,285
| -5% | -$98.7K | ﹤0.01% | 1715 |
|
|
2017
Q1 | $2.51M | Buy |
116,510
+14,264
| +14% | +$272K | ﹤0.01% | 1630 |
|
|
2016
Q4 | $1.53M | Buy |
+102,246
| New | +$1.51M | ﹤0.01% | 1951 |
|
Other funds holding TUSK
WC
VCM
PLC
BCM
Russell Investments Group's TUSK Position: Q1 2026 in Review
Russell Investments Group reduced its Mammoth Energy Services (TUSK) stake by 73% in Q1 2026, selling an estimated $408K and leaving 68,030 shares worth $167K. The position accounts for ﹤0.01% of the portfolio, ranked #2904.
Russell Investments Group first reported a position in TUSK in Q4 2016 and has held it in 32 quarters since. The position peaked at $25.3M in Q4 2018. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.
- Russell Investments Group held 68,030 shares of Mammoth Energy Services worth $167K as of Q1 2026.
- Russell Investments Group sold 179,461 Mammoth Energy Services shares in Q1 2026, an estimated $408K.
- Mammoth Energy Services made up ﹤0.01% of Russell Investments Group's portfolio in Q1 2026, its #2904 holding.
- Russell Investments Group first reported a position in Mammoth Energy Services in Q4 2016 and has held it in 32 quarters since.
- Russell Investments Group's Mammoth Energy Services position peaked at $25.3M in Q4 2018.
- 90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.
Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.