Manatuck Hill Partners’s ProPetro Holding PUMP Stock Holding History

Manatuck Hill Partners’s Portfolio PUMP Stock Details PUMP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$7.57M	Buy	+525,000	New	+$6.28M	2.04%	13
2022 Q2	–	Sell	-150,000	Closed	-$2.09M	–	126
2022 Q1	$2.09M	Buy	+150,000	New	+$1.79M	0.81%	39
2020 Q1	–	Sell	-138,300	Closed	-$1.56M	–	97
2019 Q4	$1.56M	Buy	+138,300	New	+$1.24M	0.81%	37

Other funds holding PUMP

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

Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return

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

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VCM

Valiant Capital Management San Francisco, California $1.74B AUM 64.05% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Manatuck Hill Partners's PUMP Position: Q1 2026 in Review

Manatuck Hill Partners opened a new position in ProPetro Holding (PUMP) in Q1 2026: 525,000 shares worth $7.57M. The stake represents 2.04% of the portfolio and ranks #13 among its holdings. This is a return to the name: Manatuck Hill Partners previously reported a position in PUMP as recently as Q1 2022.

Manatuck Hill Partners first reported a position in PUMP in Q4 2019 and has held it in 3 quarters since. 256 funds tracked by Wall St. Rank hold PUMP as of Q1 2026.

Manatuck Hill Partners held 525,000 shares of ProPetro Holding worth $7.57M as of Q1 2026.
ProPetro Holding was a new Manatuck Hill Partners position in Q1 2026.
ProPetro Holding made up 2.04% of Manatuck Hill Partners's portfolio in Q1 2026, its #13 holding.
Manatuck Hill Partners first reported a position in ProPetro Holding in Q4 2019 and has held it in 3 quarters since.
256 funds tracked by Wall St. Rank held ProPetro Holding as of Q1 2026.

Based on Manatuck Hill Partners's 13F filing for Q1 2026, filed 15 May 2026.