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.
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | D1 Capital Partners Daniel Sundheim | 11,275,077 | $318,069,922 | +9% | 2.83% |
| 2. | Rush Island Management Stephen Millham And Raleigh Nuckols | 4,860,742 | $137,121,532 | +85% | 9.2% |
| 3. | Route One Investment Company William Duhamel | 4,049,563 | $114,238,172 | +38% | 4.86% |
| 4. | Oaktree Capital Management Howard Marks | 1,850,011 | $52,188,810 | 0.8% | |
| 5. | Quantinno Capital Hoon Kim | 1,414,973 | $39,916,409 | -30% | 0.07% |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $35.45 | 2,797 | $99,147.22 | 2,797 | 2025-02-28 | Filing | |
| $60.81 | 7 | $429.81 | 36,714 | 2016-04-13 | Filing | |
| $22.80 | 2,000 | $45,609.60 | 5,961 | 2009-02-10 | Filing | |
| $21.19 | 180 | $3,814.20 | 61,974 | 2009-02-05 | Filing | |
| $21.27 | 180 | $3,828.60 | 61,794 | 2009-02-05 | Filing |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $38.71 | 10,848 | $419,904.38 | 519,872 | 2026-06-09 | Filing | |
| $35.22 | 19,541 | $688,187.12 | 83,173 | 2026-05-07 | Filing | |
| $34.65 | 3,000 | $103,935.00 | 15,456 | 2026-05-06 | Filing | |
| $33.11 | 10,000 | $331,130.00 | 125,886 | 2026-04-30 | Filing | |
| $41.99 | 3,944 | $165,591.60 | 69,413 | 2025-10-31 | Filing |
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 15,049,691 | $424,551,778 | 0.01% | |
| 2. | 9,869,647 | $278,422,742 | 0.01% | |
| 3. | 6,256,763 | $179,717,167 | 0.01% | |
| 4. | 5,187,932 | $146,351,562 | 0% | |
| 5. | 4,692,783 | $131,773,347 | 1.02% |