Vanguard Capital Management
TUSK icon

Vanguard Capital Management’s Mammoth Energy Services TUSK Stock Holding History

Vanguard Capital 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
2026
Q2 		$3.44M Buy
1,059,603
+240,483
+29% +$704K ﹤0.01% 3247
2026
Q1 		$2.01M Buy
+819,120
New +$1.86M ﹤0.01% 3359

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
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 40.91% 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
BCM
Bridgeway Capital Management Houston, Texas $5.69B AUM 60.64% 1-Year Est. Return

Vanguard Capital Management's TUSK Position: Q2 2026 in Review

Vanguard Capital Management increased its Mammoth Energy Services (TUSK) stake by 29% in Q2 2026, buying an estimated $704K and bringing the position to 1,059,603 shares worth $3.44M. The position accounts for ﹤0.01% of the portfolio, ranked #3247.

Vanguard Capital Management first reported a position in TUSK in Q1 2026 and has held it in 2 quarters since. 86 funds tracked by Wall St. Rank hold TUSK as of Q2 2026.

  • Vanguard Capital Management held 1,059,603 shares of Mammoth Energy Services worth $3.44M as of Q2 2026.
  • Vanguard Capital Management bought 240,483 Mammoth Energy Services shares in Q2 2026, an estimated $704K.
  • Mammoth Energy Services made up ﹤0.01% of Vanguard Capital Management's portfolio in Q2 2026, its #3247 holding.
  • Vanguard Capital Management first reported a position in Mammoth Energy Services in Q1 2026 and has held it in 2 quarters since.
  • 86 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q2 2026.

Based on Vanguard Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.