Arch Venture Management, Llc Portfolio Stock Holdings
According to the SEC 13F filed on August 14, 2026, Arch Venture Management, Llc disclosed 11 stock positions valued at approximately $1.10B as of quarter-end June 30, 2026. The largest holdings include PARABILIS MEDICINES INC, BEAM THERAPEUTICS INC, and RAPPORT THERAPEUTICS INC.
- Report Period
- June 30, 2026
- No. of Stocks
- 11
- Portfolio Value
- $1.10B
Holdings by Sector
Arch Venture Management, Llc Portfolio Holdings in Q2 2026
| Company | Symbol | Sector | Portfolio % | Shares | Change (Shares) | Change % | Value |
|---|---|---|---|---|---|---|---|
| PARABILIS MEDICINES INC | PBLS | Other | 15.95% | 6,412,780 | +6,412,780 | +100.00% | $175,517,789 |
| BEAM THERAPEUTICS INC | BEAM | Healthcare | 14.16% | 4,540,132 | - | - | $155,771,929 |
| RAPPORT THERAPEUTICS INC | RAPP | Healthcare | 14.12% | 3,728,738 | - | - | $155,376,512 |
| SEAPORT THERAPEUTICS INC | SPTX | Other | 12.42% | 6,294,951 | +6,294,951 | +100.00% | $136,600,437 |
| ERASCA INC | ERAS | Healthcare | 11.81% | 7,091,557 | - | - | $129,917,324 |
| VIR BIOTECHNOLOGY INC | VIR | Healthcare | 11.76% | 12,694,163 | -222,500 | -1.72% | $129,353,521 |
| MAZE THERAPEUTICS INC | MAZE | Other | 11.18% | 4,120,053 | - | - | $122,983,582 |
| GENERATE BIOMEDICINES INC | GENB | Other | 2.98% | 1,944,426 | - | - | $32,802,467 |
| 10X GENOMICS INC | TXG | Healthcare | 0.76% | 217,834 | - | - | $8,351,756 |
| BOUNDLESS BIO INC | BOLD | Healthcare | 0.61% | 2,694,095 | +2,694,095 | +100.00% | $6,735,238 |
| GOSSAMER BIO INC | GOSS | Healthcare | 0.12% | 8,055,916 | - | - | $1,326,004 |
Showing 11 of 11 holdings in the latest reporting period.