XTX Topco’s Mammoth Energy Services TUSK Stock Holding History

XTX Topco’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	–	Sell	-45,235	Closed	-$83.7K	–	4410
2025 Q4	$83.7K	Buy	45,235 +20,153	+80%	+$40.7K	﹤0.01%	2683
2025 Q3	$57.4K	Sell	25,082 -11,580	-32%	-$28.5K	﹤0.01%	2147
2025 Q2	$103K	Buy	+36,662	New	+$93.8K	﹤0.01%	1880
2024 Q4	–	Sell	-12,964	Closed	-$53K	–	2954
2024 Q3	$53K	Buy	+12,964	New	+$47.4K	﹤0.01%	1687
2023 Q2	–	Sell	-15,285	Closed	-$64.5K	–	1858
2023 Q1	$64.5K	Buy	+15,285	New	+$91K	0.01%	1143

Other funds holding TUSK

Wexford Capital West Palm Beach, Florida $690M AUM 57.92% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

PLC

Peapod Lane Capital Bedford Hills, New York $148M AUM 89.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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 Miami, Florida $618B AUM 30.34% 1-Year Est. Return

XTX Topco's TUSK Position: Q1 2026 in Review

XTX Topco sold out of Mammoth Energy Services (TUSK) in Q1 2026, closing a stake of 45,235 shares — an estimated $83.7K sold.

XTX Topco first reported a position in TUSK in Q1 2023 and held it in 5 quarters. The position peaked at $103K in Q2 2025. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.

XTX Topco reported no remaining Mammoth Energy Services position as of Q1 2026 after selling out during the quarter.
XTX Topco sold 45,235 Mammoth Energy Services shares in Q1 2026, an estimated $83.7K.
XTX Topco first reported a position in Mammoth Energy Services in Q1 2023 and held it in 5 quarters.
XTX Topco's Mammoth Energy Services position peaked at $103K in Q2 2025.
90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.

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