AllianceBernstein
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AllianceBernstein’s Mammoth Energy Services TUSK Stock Holding History

AllianceBernstein’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
Q2 		– Sell
-10,950
Closed -$20.3K – 3436
2026
Q1 		$20.3K Sell
10,950
-440
-4% -$1K ﹤0.01% 3221
2025
Q4 		$21.1K Hold
11,390
– – ﹤0.01% 3230
2025
Q3 		$26.1K Buy
11,390
+1,200
+12% +$2.95K ﹤0.01% 3232
2025
Q2 		$28.5K Buy
+10,190
New +$26.1K ﹤0.01% 3223
2020
Q2 		– Sell
-51,200
Closed -$38K – 3258
2020
Q1 		$38K Hold
51,200
– – ﹤0.01% 3079
2019
Q4 		$113K Sell
51,200
-800
-2% -$1.44K ﹤0.01% 3022
2019
Q3 		$129K Sell
52,000
-146,880
-74% -$697K ﹤0.01% 3040
2019
Q2 		$1.37M Buy
198,880
+38,100
+24% +$484K ﹤0.01% 2175
2019
Q1 		$2.68M Buy
160,780
+1,500
+0.9% +$32K ﹤0.01% 1745
2018
Q4 		$2.86M Buy
159,280
+35,350
+29% +$869K ﹤0.01% 1630
2018
Q3 		$3.61M Buy
123,930
+106,430
+608% +$3.51M ﹤0.01% 1519
2018
Q2 		$594K Buy
17,500
+6,400
+58% +$225K ﹤0.01% 2555
2018
Q1 		$356K Buy
+11,100
New +$277K ﹤0.01% 2638

Other funds holding TUSK

WC
Wexford Capital West Palm Beach, Florida $782M AUM 62.56% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PLC
Peapod Lane Capital Bedford Hills, New York $148M AUM 89.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
JHU
Johns Hopkins University Baltimore, Maryland $1.5B AUM 13.39% 1-Year Est. Return

AllianceBernstein's TUSK Position: Q2 2026 in Review

AllianceBernstein sold out of Mammoth Energy Services (TUSK) in Q2 2026, closing a stake of 10,950 shares — an estimated $20.3K sold.

AllianceBernstein first reported a position in TUSK in Q1 2018 and held it in 13 quarters. The position peaked at $3.61M in Q3 2018. 94 funds tracked by Wall St. Rank hold TUSK as of Q2 2026.

  • AllianceBernstein reported no remaining Mammoth Energy Services position as of Q2 2026 after selling out during the quarter.
  • AllianceBernstein sold 10,950 Mammoth Energy Services shares in Q2 2026, an estimated $20.3K.
  • AllianceBernstein first reported a position in Mammoth Energy Services in Q1 2018 and held it in 13 quarters.
  • AllianceBernstein's Mammoth Energy Services position peaked at $3.61M in Q3 2018.
  • 94 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q2 2026.

Based on AllianceBernstein's 13F filing for Q2 2026, filed 14 Aug 2026.