V
TUSK icon

ValueWorks’s Mammoth Energy Services TUSK Stock Holding History

ValueWorks’s Portfolio TUSK Stock Details TUSK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$26.3K Sell
10,720
-2,055
-16% -$4.68K 0.01% 35
2025
Q4 		$23.6K Sell
12,775
-2,025,430
-99% -$4.09M 0.01% 35
2025
Q3 		$4.67M Sell
2,038,205
-350,826
-15% -$864K 1.36% 22
2025
Q2 		$6.7M Sell
2,389,031
-419,829
-15% -$1.07M 2.21% 19
2025
Q1 		$5.73M Sell
2,808,860
-14,325
-0.5% -$38.2K 2.16% 17
2024
Q4 		$8.47M Sell
2,823,185
-313,186
-10% -$1.15M 2.82% 18
2024
Q3 		$12.8M Sell
3,136,371
-199,997
-6% -$732K 4.08% 9
2024
Q2 		$10.9M Sell
3,336,368
-7,250
-0.2% -$24.9K 3.4% 12
2024
Q1 		$12.1M Sell
3,343,618
-6,100
-0.2% -$23K 3.94% 8
2023
Q4 		$14.9M Sell
3,349,718
-24,545
-0.7% -$109K 5.07% 5
2023
Q3 		$15.6M Sell
3,374,263
-9,200
-0.3% -$44.8K 5.68% 6
2023
Q2 		$16.3M Sell
3,383,463
-17,305
-0.5% -$71.7K 5.91% 6
2023
Q1 		$14.4M Sell
3,400,768
-110,924
-3% -$660K 5.46% 6
2022
Q4 		$30.4M Buy
3,511,692
+5,902
+0.2% +$33.6K 10.73% 2
2022
Q3 		$12M Buy
3,505,790
+13,652
+0.4% +$47.6K 4.88% 6
2022
Q2 		$7.68M Sell
3,492,138
-44,242
-1% -$99.1K 3.15% 10
2022
Q1 		$7.53M Sell
3,536,380
-4,878
-0.1% -$8.86K 2.47% 13
2021
Q4 		$6.45M Sell
3,541,258
-38,321
-1% -$100K 2.55% 13
2021
Q3 		$10.4M Buy
3,579,579
+66,708
+2% +$238K 4.44% 7
2021
Q2 		$16.1M Buy
3,512,871
+245,135
+8% +$1.01M 6.95% 3
2021
Q1 		$17.4M Sell
3,267,736
-100,063
-3% -$506K 9.85% 3
2020
Q4 		$15M Sell
3,367,799
-95,836
-3% -$233K 9.57% 2
2020
Q3 		$5.54M Sell
3,463,635
-163,895
-5% -$241K 4.67% 8
2020
Q2 		$4.28M Buy
3,627,530
+482,647
+15% +$560K 3.67% 12
2020
Q1 		$2.35M Buy
3,144,883
+944,182
+43% +$1.24M 2.29% 19
2019
Q4 		$4.84M Buy
+2,200,701
New +$3.95M 3.03% 20

Other funds holding TUSK

WC
Wexford Capital West Palm Beach, Florida $690M AUM 57.92% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
PLC
Peapod Lane Capital Bedford Hills, New York $122M AUM 67.29% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

ValueWorks's TUSK Position: Q1 2026 in Review

ValueWorks reduced its Mammoth Energy Services (TUSK) stake by 16% in Q1 2026, selling an estimated $4.68K and leaving 10,720 shares worth $26.3K. The position accounts for 0.01% of the portfolio, ranked #35.

ValueWorks first reported a position in TUSK in Q4 2019 and has held it in 26 quarters since. The position peaked at $30.4M in Q4 2022. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.

  • ValueWorks held 10,720 shares of Mammoth Energy Services worth $26.3K as of Q1 2026.
  • ValueWorks sold 2,055 Mammoth Energy Services shares in Q1 2026, an estimated $4.68K.
  • Mammoth Energy Services made up 0.01% of ValueWorks's portfolio in Q1 2026, its #35 holding.
  • ValueWorks first reported a position in Mammoth Energy Services in Q4 2019 and has held it in 26 quarters since.
  • ValueWorks's Mammoth Energy Services position peaked at $30.4M in Q4 2022.
  • 90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.

Based on ValueWorks's 13F filing for Q1 2026, filed 15 May 2026.