Mariner
PUMP icon

Mariner’s ProPetro Holding PUMP Stock Holding History

Mariner’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 		$151K Buy
+10,499
New +$126K ﹤0.01% 3234
2025
Q3 		– Sell
-20,123
Closed -$120K – 3720
2025
Q2 		$120K Buy
20,123
+7,239
+56% +$41.4K ﹤0.01% 3198
2025
Q1 		$94.7K Sell
12,884
-9,803
-43% -$85.2K ﹤0.01% 3198
2024
Q4 		$212K Buy
22,687
+4,304
+23% +$35.4K ﹤0.01% 2955
2024
Q3 		$141K Sell
18,383
-7,644
-29% -$62.4K ﹤0.01% 3021
2024
Q2 		$225K Buy
26,027
+8,790
+51% +$78.4K ﹤0.01% 2682
2024
Q1 		$139K Buy
17,237
+1,157
+7% +$9.03K ﹤0.01% 2864
2023
Q4 		$135K Sell
16,080
-4,020
-20% -$37.9K ﹤0.01% 2797
2023
Q3 		$214K Buy
20,100
+43
+0.2% +$427 ﹤0.01% 2446
2023
Q2 		$165K Buy
20,057
+5,946
+42% +$43.7K ﹤0.01% 2526
2023
Q1 		$101K Sell
14,111
-186
-1% -$1.69K ﹤0.01% 2578
2022
Q4 		$148K Buy
14,297
+1,924
+16% +$20.3K ﹤0.01% 2430
2022
Q3 		$100K Buy
+12,373
New +$111K ﹤0.01% 2205

Other funds holding PUMP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
D.E. Shaw & Co
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
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Mariner's PUMP Position: Q1 2026 in Review

Mariner opened a new position in ProPetro Holding (PUMP) in Q1 2026: 10,499 shares worth $151K. The stake represents ﹤0.01% of the portfolio and ranks #3234 among its holdings. This is a return to the name: Mariner previously reported a position in PUMP as recently as Q2 2025.

Mariner first reported a position in PUMP in Q3 2022 and has held it in 13 quarters since. The position peaked at $225K in Q2 2024. 256 funds tracked by Wall St. Rank hold PUMP as of Q1 2026.

  • Mariner held 10,499 shares of ProPetro Holding worth $151K as of Q1 2026.
  • ProPetro Holding was a new Mariner position in Q1 2026.
  • ProPetro Holding made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #3234 holding.
  • Mariner first reported a position in ProPetro Holding in Q3 2022 and has held it in 13 quarters since.
  • Mariner's ProPetro Holding position peaked at $225K in Q2 2024.
  • 256 funds tracked by Wall St. Rank held ProPetro Holding as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.