Millennium Management
TUSK icon

Millennium Management’s Mammoth Energy Services TUSK Stock Holding History

Millennium Management’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
2025
Q3 		– Sell
-21,851
Closed -$61.2K – 6484
2025
Q2 		$61.2K Sell
21,851
-36,823
-63% -$94.2K ﹤0.01% 5585
2025
Q1 		$120K Buy
+58,674
New +$156K ﹤0.01% 5409
2023
Q2 		– Sell
-404,967
Closed -$1.71M – 6699
2023
Q1 		$1.71M Buy
404,967
+61,061
+18% +$364K ﹤0.01% 3590
2022
Q4 		$2.98M Sell
343,906
-558,582
-62% -$3.18M ﹤0.01% 3221
2022
Q3 		$3.08M Buy
902,488
+143,873
+19% +$502K ﹤0.01% 3364
2022
Q2 		$1.67M Sell
758,615
-607,388
-44% -$1.36M ﹤0.01% 3889
2022
Q1 		$2.91M Buy
1,366,003
+1,277,094
+1,436% +$2.32M ﹤0.01% 3525
2021
Q4 		$162K Buy
88,909
+44,213
+99% +$115K ﹤0.01% 6040
2021
Q3 		$130K Sell
44,696
-39,640
-47% -$141K ﹤0.01% 6313
2021
Q2 		$387K Sell
84,336
-148,783
-64% -$613K ﹤0.01% 5512
2021
Q1 		$1.24M Sell
233,119
-38,290
-14% -$194K ﹤0.01% 4006
2020
Q4 		$1.21M Sell
271,409
-58,008
-18% -$141K ﹤0.01% 3607
2020
Q3 		$527 Buy
329,417
+272,612
+480% +$402K ﹤0.01% 3553
2020
Q2 		$67K Buy
+56,805
New +$65.9K ﹤0.01% 4025
2020
Q1 		– Sell
-50,312
Closed -$111K – 4504
2019
Q4 		$111K Buy
+50,312
New +$90.2K ﹤0.01% 4014
2019
Q1 		– Sell
-140,697
Closed -$2.53M – 4343
2018
Q4 		$2.53M Sell
140,697
-312,262
-69% -$7.67M ﹤0.01% 2048
2018
Q3 		$13.2M Sell
452,959
-169,079
-27% -$5.57M 0.02% 1105
2018
Q2 		$21.1M Buy
622,038
+68,786
+12% +$2.42M 0.03% 819
2018
Q1 		$17.7M Buy
553,252
+404,318
+271% +$10.1M 0.02% 948
2017
Q4 		$2.92M Buy
+148,934
New +$2.71M ﹤0.01% 2042
2017
Q3 		– Sell
-23,401
Closed -$435K – 3869
2017
Q2 		$435K Sell
23,401
-145,074
-86% -$2.71M ﹤0.01% 2872
2017
Q1 		$3.62M Buy
168,475
+4,601
+3% +$87.8K 0.01% 1650
2016
Q4 		$2.49M Buy
+163,874
New +$2.42M 0.01% 1756

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
V
ValueWorks New York $367M AUM 59.38% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 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

Millennium Management's TUSK Position: Q3 2025 in Review

Millennium Management sold out of Mammoth Energy Services (TUSK) in Q3 2025, closing a stake of 21,851 shares — an estimated $61.2K sold.

Millennium Management first reported a position in TUSK in Q4 2016 and held it in 23 quarters. The position peaked at $21.1M in Q2 2018. 77 funds tracked by Wall St. Rank hold TUSK as of Q3 2025.

  • Millennium Management reported no remaining Mammoth Energy Services position as of Q3 2025 after selling out during the quarter.
  • Millennium Management sold 21,851 Mammoth Energy Services shares in Q3 2025, an estimated $61.2K.
  • Millennium Management first reported a position in Mammoth Energy Services in Q4 2016 and held it in 23 quarters.
  • Millennium Management's Mammoth Energy Services position peaked at $21.1M in Q2 2018.
  • 77 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q3 2025.

Based on Millennium Management's 13F filing for Q3 2025, filed 14 Nov 2025.