Adage Capital Partners’s Mammoth Energy Services TUSK Stock Holding History

Adage Capital Partners’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	$14.9M	Hold	4,575,000	–	–	0.02%	601
2026 Q1	$11.2M	Hold	4,575,000	–	–	0.02%	661
2025 Q4	$8.46M	Hold	4,575,000	–	–	0.01%	699
2025 Q3	$10.5M	Hold	4,575,000	–	–	0.02%	618
2025 Q2	$12.8M	Buy	4,575,000 +425,000	+10%	+$1.09M	0.02%	563
2025 Q1	$8.47M	Buy	4,150,000 +50,000	+1%	+$133K	0.02%	618
2024 Q4	$12.3M	Buy	4,100,000 +46,277	+1%	+$171K	0.02%	554
2024 Q3	$16.6M	Sell	4,053,723 -346,277	-8%	-$1.27M	0.03%	501
2024 Q2	$14.4M	Buy	4,400,000 +25,000	+0.6%	+$85.8K	0.03%	518
2024 Q1	$15.9M	Buy	4,375,000 +100,000	+2%	+$377K	0.03%	511
2023 Q4	$19.1M	Buy	4,275,000 +575,000	+16%	+$2.55M	0.04%	434
2023 Q3	$17.2M	Buy	3,700,000 +400,000	+12%	+$1.95M	0.04%	428
2023 Q2	$15.9M	Buy	3,300,000 +99,950	+3%	+$414K	0.03%	469
2023 Q1	$13.5M	Buy	3,200,050 +72,782	+2%	+$433K	0.03%	542
2022 Q4	$27.1M	Buy	3,127,268 +122,385	+4%	+$697K	0.06%	342
2022 Q3	$10.2M	Buy	3,004,883 +86,760	+3%	+$303K	0.03%	628
2022 Q2	$6.42M	Buy	+2,918,123	New	+$6.54M	0.01%	771

Other funds holding TUSK

Wexford Capital West Palm Beach, Florida $782M AUM 62.56% 1-Year Est. Return

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 Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

BCM

Bridgeway Capital Management Houston, Texas $5.69B AUM 60.64% 1-Year Est. Return

Adage Capital Partners's TUSK Position: Q2 2026 in Review

Adage Capital Partners held its Mammoth Energy Services (TUSK) position steady in Q2 2026 at 4,575,000 shares worth $14.9M. The position accounts for 0.02% of the portfolio, ranked #601.

Adage Capital Partners first reported a position in TUSK in Q2 2022 and has held it in 17 quarters since. The position peaked at $27.1M in Q4 2022. 94 funds tracked by Wall St. Rank hold TUSK as of Q2 2026.

Adage Capital Partners held 4,575,000 shares of Mammoth Energy Services worth $14.9M as of Q2 2026.
Adage Capital Partners left its Mammoth Energy Services share count unchanged in Q2 2026.
Mammoth Energy Services made up 0.02% of Adage Capital Partners's portfolio in Q2 2026, its #601 holding.
Adage Capital Partners first reported a position in Mammoth Energy Services in Q2 2022 and has held it in 17 quarters since.
Adage Capital Partners's Mammoth Energy Services position peaked at $27.1M in Q4 2022.
94 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.