ProPetro Holding Corp. (PUMP) Ownership
PUMP ownership summary
as of October 18, 2026- Institutions
- 124.2% of shares outstanding
- Insiders
- 2.04% of shares outstanding
- Shares outstanding
- 122.8M
- Float
- 106.1M shares available to trade
- Short interest
- 18.62% 19.5M shares short
- Days to cover
- 4.93 short interest up 19.9% vs prior month
- Institutions 124.18%
- Insiders 2.04%
PUMP top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 7.41% | 9.1M | $70.4M | +534,291 (+6.2%) | June 30, 2026 |
| 2 | Sourcerock Group LLC | 6.28% | 7.7M | $59.6M | +471,833 (+6.5%) | June 30, 2026 |
| 3 | Dimensional Fund Advisors, Inc. | 5.57% | 6.8M | $52.9M | +356,628 (+5.5%) | June 30, 2026 |
| 4 | D. E. Shaw & Co LP | 4.91% | 6.0M | $46.6M | +1.3M (+27.2%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 4.18% | 5.1M | $39.7M | +776,946 (+17.8%) | June 30, 2026 |
| 6 | Encompass Capital Advisors LLC | 3.72% | 4.6M | $35.4M | +4.6M (0.0%) | June 30, 2026 |
| 7 | American Century Companies Inc | 3.51% | 4.3M | $33.4M | +469,133 (+12.2%) | June 30, 2026 |
| 8 | Cooper Creek Partners Management LLC | 3.50% | 4.3M | $33.3M | +1.3M (+45.0%) | June 30, 2026 |
| 9 | Valiant Capital Management LP | 3.45% | 4.2M | $32.8M | +199,482 (+4.9%) | June 30, 2026 |
| 10 | VR Advisory Services Ltd | 3.34% | 4.1M | $31.7M | +1.6M (+66.2%) | June 30, 2026 |
| 11 | State Street Corp | 2.84% | 3.5M | $27.0M | +433,995 (+14.2%) | June 30, 2026 |
| 12 | Morgan Stanley - Brokerage Accounts | 2.52% | 3.1M | $23.9M | −78,747 (−2.5%) | June 30, 2026 |
| 13 | Vanguard Portfolio Management, LLC | 2.51% | 3.1M | $23.8M | +373,551 (+13.8%) | June 30, 2026 |
| 14 | Citadel Advisors Llc | 2.50% | 3.1M | $23.7M | +1.6M (+114.9%) | June 30, 2026 |
| 15 | Millennium Management LLC | 2.43% | 3.0M | $23.0M | +1.4M (+91.9%) | June 30, 2026 |
| 16 | Philosophy Capital Management LLC | 2.41% | 3.0M | $22.9M | +680,775 (+29.8%) | June 30, 2026 |
| 17 | Geode Capital Management, LLC | 2.27% | 2.8M | $21.6M | +448,884 (+19.2%) | June 30, 2026 |
| 18 | Assenagon Asset Management SA | 2.12% | 2.6M | $20.2M | +2.6M (0.0%) | June 30, 2026 |
| 19 | Van Eck Associates Corporation | 1.99% | 2.4M | $18.9M | −315,539 (−11.4%) | June 30, 2026 |
| 20 | Nuveen, LLC | 1.92% | 2.4M | $18.2M | +862,704 (+57.6%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 18 holders added 20.1M shares and 2 cut 394K.
PUMP top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 3.17% | 3.9M | $30.1M | — | August 31, 2026 |
| 2 | iShares Russell 2000 ETF | 2.61% | 3.2M | $24.8M | −36,928 (−1.1%) | September 30, 2026 |
| 3 | Avantis US Small Cap Value ETF | 1.73% | 2.1M | $16.5M | — | September 30, 2026 |
| 4 | VanEck Oil Services ETF | 1.40% | 1.7M | $13.3M | — | September 30, 2026 |
| 5 | DFA US Small Cap Value I | 1.37% | 1.7M | $13.0M | +44,700 (+2.7%) | August 31, 2026 |
| 6 | iShares Russell 2000 Growth ETF | 0.94% | 1.2M | $9.0M | −1,466 (−0.1%) | September 30, 2026 |
| 7 | Fidelity Small Cap Index | 0.89% | 1.1M | $8.5M | +8,903 (+0.8%) | July 31, 2026 |
| 8 | Oberweis Micro-Cap | 0.86% | 1.1M | $8.2M | +133,300 (+14.4%) | June 30, 2026 |
| 9 | Stt Strt®SPDR®S&P®Oil &GasEqpmnt&SvcsETF | 0.84% | 1.0M | $8.0M | +15,853 (+1.6%) | September 30, 2026 |
| 10 | Tortoise Energy Fund | 0.74% | 905K | $7.0M | — | September 30, 2026 |
| 11 | First Eagle Small Cap Opportunity I | 0.71% | 874K | $6.8M | +13,060 (+1.5%) | September 30, 2026 |
| 12 | Vanguard Energy ETF | 0.68% | 840K | $6.5M | −5,535 (−0.7%) | September 30, 2026 |
| 13 | DFA US Targeted Value I | 0.68% | 837K | $6.5M | — | August 31, 2026 |
| 14 | Dimensional US Targeted Value ETF | 0.64% | 786K | $6.1M | +73 (+0.0%) | September 30, 2026 |
| 15 | Schwab Fundamental U.S. Small CompanyETF | 0.64% | 784K | $6.1M | +1,113 (+0.1%) | September 30, 2026 |
| 16 | Dimensional US Small Cap Value ETF | 0.59% | 721K | $5.6M | +450 (+0.1%) | September 24, 2026 |
| 17 | Vanguard Russell 2000 ETF | 0.59% | 721K | $5.6M | +145,479 (+25.3%) | September 30, 2026 |
| 18 | Schwab US Small-Cap ETF™ | 0.53% | 650K | $5.0M | +432 (+0.1%) | September 30, 2026 |
| 19 | EA Bridgeway Omni Small-Cap Value ETF | 0.49% | 599K | $4.6M | −8,592 (−1.4%) | September 30, 2026 |
| 20 | Vanguard Strategic Equity Inv | 0.46% | 561K | $4.3M | +23,989 (+4.5%) | June 30, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
PUMP insider transactions
latest 3| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2025-10-31 | G Larry Lawrence | Sell | $10.84 | 27,000 | $292,680 |
| 2025-10-31 | Michele Vion | Sell | $10.64 | 6,916 | $73,586 |
| 2025-08-06 | Samuel D Sledge | Buy | $4.98 | 4,900 | $24,402 |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
PUMP shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns PUMP
Institutional investors own 124.2% of ProPetro's shares and insiders 2.04%. The largest holder is BlackRock Inc with 7.41% of the shares (9.1M), as of June 30, 2026. Among the top 20 institutions, 18 added shares and 2 reduced their stake in the latest filings. Short interest is 18.62% of the float, or 4.93 days of average trading volume. The share count rose 28.1% since 2015.
Related: PUMP analyst forecast, PUMP key metrics. See the PUMP stock overview for the latest quote and news.
PUMP ownership FAQ
Who owns the most ProPetro stock?
The largest shareholders of ProPetro are BlackRock Inc (7.41%), Sourcerock Group LLC (6.28%), Dimensional Fund Advisors, Inc. (5.57%), D. E. Shaw & Co LP (4.91%), Vanguard Capital Management, LLC (4.18%).
What percentage of ProPetro is owned by institutions?
Institutions hold 124.2% of ProPetro's shares outstanding; insiders hold 2.04%.
Which funds own ProPetro?
The largest fund holders of ProPetro are Vanguard MStar Total Stk Mkt Idx Invest (3.17%), iShares Russell 2000 ETF (2.61%), Avantis US Small Cap Value ETF (1.73%), VanEck Oil Services ETF (1.40%), DFA US Small Cap Value I (1.37%).
What is ProPetro's short interest?
19.5M shares of ProPetro were sold short, 18.62% of the float; at the average daily volume it would take 4.93 days to cover.
Are insiders buying or selling ProPetro?
Of the latest 3 reported insider transactions in ProPetro (since August 6, 2025), 1 were purchases and 2 were sales.
How many shares of ProPetro are outstanding?
ProPetro has 122.8M shares outstanding, of which 106.1M are in the public float.