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 |
|---|---|---|---|---|---|---|
| $37.79 | 15,800 | $597,099.38 | 13,892 | 2026-06-29 | Filing | |
| $37.34 | 8,000 | $298,736.80 | 117,886 | 2026-06-24 | Filing | |
| $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 |
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 102,793 | $3,851,667 | 1.19% | |
| 2. | 31,900 | $1,195,293 | 0.1% | |
| 3. | 14,037 | $525,966 | 0.05% | |
| 4. | 13,553 | $507,830 | 0.01% | |
| 5. | 7,190 | $269,409 | 0.05% |