Optiver Holding’s ProPetro Holding PUMP Stock Holding History

Optiver Holding’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 Q2	$6.42K	Buy	448 +54	+14%	+$839	﹤0.01%	1890
2026 Q1	$5.68K	Buy	394 +270	+218%	+$3.23K	﹤0.01%	1373
2025 Q4	$1.18K	Sell	124 -40	-24%	-$348	﹤0.01%	2186
2025 Q3	$859	Hold	164	–	–	﹤0.01%	2513
2025 Q2	$979	Buy	164 +80	+95%	+$458	﹤0.01%	1386
2025 Q1	$617	Sell	84 -184	-69%	-$1.6K	﹤0.01%	1296
2024 Q4	$2.5K	Buy	268 +42	+19%	+$346	﹤0.01%	927
2024 Q3	$1.73K	Sell	226 -581	-72%	-$4.74K	﹤0.01%	878
2024 Q2	$7K	Buy	+807	New	+$7.19K	﹤0.01%	760

Other funds holding PUMP

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

Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return

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

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

ECA

Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

CCPM

Cooper Creek Partners Management New York $4.21B AUM 44.81% 1-Year Est. Return

VCM

Valiant Capital Management San Francisco, California $2.48B AUM 57.08% 1-Year Est. Return

VAS

VR Advisory Services Camana Bay, Grand Cayman, Cayman Islands $1.13B AUM 38.97% 1-Year Est. Return

Optiver Holding's PUMP Position: Q2 2026 in Review

Optiver Holding increased its ProPetro Holding (PUMP) stake by 14% in Q2 2026, buying an estimated $839 and bringing the position to 448 shares worth $6.42K. The position accounts for ﹤0.01% of the portfolio, ranked #1890.

Optiver Holding first reported a position in PUMP in Q2 2024 and has held it in 9 quarters since. The position peaked at $7K in Q2 2024. 269 funds tracked by Wall St. Rank hold PUMP as of Q2 2026.

Optiver Holding held 448 shares of ProPetro Holding worth $6.42K as of Q2 2026.
Optiver Holding bought 54 ProPetro Holding shares in Q2 2026, an estimated $839.
ProPetro Holding made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #1890 holding.
Optiver Holding first reported a position in ProPetro Holding in Q2 2024 and has held it in 9 quarters since.
Optiver Holding's ProPetro Holding position peaked at $7K in Q2 2024.
269 funds tracked by Wall St. Rank held ProPetro Holding as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.