From Fired Researcher to $13.7 Billion King: How Leopold Aschenbrenner Broke the Hedge Fund World
Leopold Aschenbrenner is a 24-year-old Gen-Z investment savant and former OpenAI researcher.
Propetro Holding Corp. (PUMP)
Market is closed
Sector: Oil & Gas Field Services, Nec
Hedge Fund Popularity
Hedge Fund Holdings
Filing Period: Filing is Ongoing
Last updated on based on SEC 13F filings Last update:
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Fisher Asset Management Ken Fisher | 1,341,341 | $19,234,829 | -11% | 0.01% |
| 2. | First Eagle Investment Management Jean-Marie Eveillard | 775,833 | $11,125,445 | +50% | 0.02% |
| 3. | Walleye Capital Will England | 376,807 | $5,403,412 | 0.02% | |
| 4. | 6,000 | $86,040 | 0% | ||
| 5. | SG Capital Management Ken Grossman And Glen Schneider | 0 | $0 | 0% |
Insider Trading: Purchases See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $4.98 | 4,900 | $24,402.00 | 362,639 | 2025-08-06 | Filing | |
| $4.91 | 2,000 | $9,820.00 | 2,000 | 2025-08-01 | Filing | |
| $6.86 | 4,500 | $30,870.00 | 112,992 | 2024-11-04 | Filing | |
| $8.96 | 1,500 | $13,440.00 | 65,778 | 2023-03-01 | Filing | |
| $8.44 | 2,500 | $21,100.00 | 64,278 | 2023-02-24 | Filing |
Insider Trading: Sales See All
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $11.17 | 70,696 | $789,674.32 | 148,691 | 2026-08-04 | Filing | |
| $11.16 | 35,831 | $399,873.96 | 28,181 | 2026-08-04 | Filing | |
| $16.66 | 16,600,000 | $276,556,000.00 | 0 | 2026-05-20 | Filing | |
| $10.14 | 17,230 | $174,712.20 | 71,146 | 2025-11-14 | Filing | |
| $10.84 | 27,000 | $292,680.00 | 35,831 | 2025-10-31 | Filing |
Institutional Investors' Holdings
Filing Period: Filing is Ongoing
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 9,105,609 | $130,574,434 | 0% | |
| 2. | 3,488,719 | $50,028,230 | 0% | |
| 3. | 1,304,055 | $18,700,149 | 0.02% | |
| 4. | 1,199,340 | $17,198,535 | 0% | |
| 5. | 870,485 | $12,482,755 | 3.57% |
News See All
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ProPetro Holding Corp. (NYSE:PUMP) Q1 2026 Earnings Call Transcript
Operator: Hello, everyone. Thank you for joining us, and welcome to the ProPetro Holdings First Quarter 2026 Conference Call.
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Why These Energy Stocks are Gaining This Week
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ProPetro Holding Corp. (PUMP): A Bull Case Theory
We came across a bullish thesis on ProPetro Holding Corp. on Guasty Winds Investment Ideas’s Substack by Guasty Winds. In this article, we will summarize the bulls’ thesis on PUMP.
ProPetro Holding Corp. (NYSE:PUMP) Q4 2025 Earnings Call Transcript
Operator: Good day, and welcome to the ProPetro Holdings Corp. Fourth Quarter and Full Year 2025 Conference Call. Please note that this event is being recorded.
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