Los Angeles Capital Management’s Mammoth Energy Services TUSK Stock Holding History

Los Angeles 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 Q1	$400K	Buy	+163,259	New	+$372K	﹤0.01%	942
2023 Q1	–	Sell	-13,261	Closed	-$115K	–	1300
2022 Q4	$115K	Buy	+13,261	New	+$75.5K	﹤0.01%	1165
2020 Q1	–	Sell	-10,590	Closed	-$23K	–	1465
2019 Q4	$23K	Buy	10,590 +470	+5%	+$843	﹤0.01%	1257
2019 Q3	$25K	Buy	+10,120	New	+$48K	﹤0.01%	1258

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 $122M AUM 67.29% 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

Los Angeles Capital Management's TUSK Position: Q1 2026 in Review

Los Angeles Capital Management opened a new position in Mammoth Energy Services (TUSK) in Q1 2026: 163,259 shares worth $400K. The stake represents ﹤0.01% of the portfolio and ranks #942 among its holdings. This is a return to the name: Los Angeles Capital Management previously reported a position in TUSK as recently as Q4 2022.

Los Angeles Capital Management first reported a position in TUSK in Q3 2019 and has held it in 4 quarters since. 90 funds tracked by Wall St. Rank hold TUSK as of Q1 2026.

Los Angeles Capital Management held 163,259 shares of Mammoth Energy Services worth $400K as of Q1 2026.
Mammoth Energy Services was a new Los Angeles Capital Management position in Q1 2026.
Mammoth Energy Services made up ﹤0.01% of Los Angeles Capital Management's portfolio in Q1 2026, its #942 holding.
Los Angeles Capital Management first reported a position in Mammoth Energy Services in Q3 2019 and has held it in 4 quarters since.
90 funds tracked by Wall St. Rank held Mammoth Energy Services as of Q1 2026.

Based on Los Angeles Capital Management's 13F filing for Q1 2026, filed 8 May 2026.