SR One Capital Management, LP
13F filer · CIK 0001910264Reported Aug 12, 2026
Net seller this quarter
13F portfolio value$1.04BU.S. long equity reported on 13F
Positions153 new · 2 closed
Net flow last quarter-$103MBuys minus sells
Top 10 positions weight95.1%Concentration
Holdings
13F · last 4 quarters freeScroll for earlier quarters
| Company | Value | % of portfolio | % of company | POSITION CHANGE qoq % | First reported |
|---|---|---|---|---|---|
| Q2 2026Reported Aug 12, 202615 positions | |||||
| $295M | 28.42% | 5.75% | Not reported | Q1 2026 | |
| $128M | 12.31% | 7.95% | Not reported | Q3 2024 | |
| $111M | 10.70% | 2.11% | Not reported | Q1 2024 | |
| $109M | 10.48% | 7.46% | New | Q2 2026 | |
| $94.4M | 9.09% | 10.43% | Not reported | Q4 2021 | |
| $71M | 6.83% | 7.92% | New | Q2 2026 | |
| $55.2M | 5.31% | Not reported | Not reported | Q2 2024 | |
| $50M | 4.81% | 4.45% | +2.2% | Q2 2025 | |
| $42.2M | 4.06% | 1.77% | Not reported | Q1 2023 | |
| $32.1M | 3.09% | 4.04% | Not reported | Q4 2022 | |
| $26.6M | 2.56% | 5.97% | New | Q2 2026 | |
| $9.43M | 0.91% | 4.66% | Not reported | Q2 2022 | |
| $8.89M | 0.86% | Not reported | Not reported | Q1 2025 | |
| $4.6M | 0.44% | 0.14% | Not reported | Q4 2025 | |
| $1.29M | 0.12% | 1.12% | Not reported | Q2 2024 | |
| Q1 2026Reported May 14, 202614 positions | |||||
| AACLXArcellx, Inc. | $269M | 29.43% | 4.01% | Not reported | Q1 2022 |
| $152M | 16.57% | 6.43% | New | Q1 2026 | |
| $98.5M | 10.76% | 8.08% | Not reported | Q3 2024 | |
| $97M | 10.59% | 2.12% | Not reported | Q1 2024 | |
| $69.4M | 7.59% | 10.45% | Not reported | Q4 2021 | |
| $58.5M | 6.39% | 4.36% | Not reported | Q2 2025 | |
| $43.2M | 4.72% | Not reported | Not reported | Q2 2024 | |
| $42.4M | 4.63% | 1.90% | Not reported | Q1 2023 | |
| $32.2M | 3.52% | 4.04% | Not reported | Q4 2022 | |
| $21.1M | 2.31% | 0.86% | Not reported | Q3 2024 | |
| $17M | 1.86% | Not reported | Not reported | Q1 2025 | |
| $7.03M | 0.77% | 4.68% | Not reported | Q2 2022 | |
| $5.09M | 0.56% | 1.12% | Not reported | Q2 2024 | |
| $2.89M | 0.32% | 0.14% | Not reported | Q4 2025 | |
| Q4 2025Reported Feb 12, 202613 positions | |||||
| $183M | 25.90% | 9.25% | +2.6% | Q3 2024 | |
| AACLXArcellx, Inc. | $153M | 21.66% | 4.05% | Not reported | Q1 2022 |
| $107M | 15.14% | 2.13% | Not reported | Q1 2024 | |
| $61.2M | 8.67% | 10.81% | Not reported | Q4 2021 | |
| $56.8M | 8.03% | 1.92% | -26.0% | Q1 2023 | |
| $46.8M | 6.62% | 4.04% | Not reported | Q4 2022 | |
| $37.8M | 5.34% | 4.58% | Not reported | Q2 2025 | |
| $19.1M | 2.71% | Not reported | Not reported | Q2 2024 | |
| $13M | 1.85% | 0.88% | Not reported | Q3 2024 | |
| $12.8M | 1.81% | Not reported | +98.8% | Q1 2025 | |
| $6.75M | 0.96% | 1.12% | Not reported | Q2 2024 | |
| $6.17M | 0.87% | 4.69% | Not reported | Q2 2022 | |
| $3.17M | 0.45% | 0.14% | New | Q4 2025 | |
| Q3 2025Reported Nov 12, 202512 positions | |||||
| AACLXArcellx, Inc. | $193M | 27.86% | 4.06% | Not reported | Q1 2022 |
| $132M | 19.11% | 2.17% | +94.4% | Q1 2024 | |
| $109M | 15.77% | 11.64% | Not reported | Q3 2024 | |
| $80.2M | 11.59% | 2.68% | -32.4% | Q1 2023 | |
| $54.2M | 7.84% | 4.64% | Not reported | Q2 2025 | |
| $49.1M | 7.11% | 11.46% | Not reported | Q4 2021 | |
| $40.3M | 5.83% | 4.06% | Not reported | Q4 2022 | |
| $8.28M | 1.20% | 0.89% | Not reported | Q3 2024 | |
| $7.82M | 1.13% | Not reported | Not reported | Q2 2024 | |
| $6.9M | 1.00% | 4.69% | Not reported | Q2 2022 | |
| $5.67M | 0.82% | Not reported | Not reported | Q1 2025 | |
| $5.11M | 0.74% | 1.46% | Not reported | Q2 2024 | |
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