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ARCH Venture Management, LLC

Q2 2026 · Filed 2026-08-14
Market Value
$1.1B
+62.9%
Holdings
12
+3
New Purchases
3
Added To
0
Closed
1
Reduced
1
Top 10 Concentration
99.4%
Turnover
33.3%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
PBLS 15.97% 0.00% +15.97% $176M
SPTX 12.43% 0.00% +12.43% $137M
BOLD 0.61% 0.00% +0.61% $7M
TXG 0.76% 0.69% +0.07% $8M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
MAZE 11.19% 18.23% -7.04% $123M
LYEL 4.14% 9.66% -5.52% $46M
VIR 11.77% 17.16% -5.39% $129M
ERAS 11.82% 17.01% -5.19% $130M
RAPP 14.14% 17.30% -3.16% $155M
BEAM 14.17% 16.04% -1.87% $156M
GENB 2.98% 3.60% -0.62% $33M
QTTB 0.00% 0.31% -0.31% $0

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Large Cap 1 $8M 0.8%
Mid Cap 3 $461M 42.0%
Small Cap 5 $577M 52.5%
Micro Cap 3 $52M 4.8%

Portfolio Analytics

Avg Market Cap
$2.6B
Median Market Cap
$1.6B
Avg P/E
2.9
Median P/E
2.9
Avg Dividend Yield
—%
Avg Beta
0.89
# Stocks
12
# ETFs / Funds
0

Top Holdings (12 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 PBLS 15.97% 6,412,780 $176M $27.37 — +6,412,780 — NEW
2 BEAM 14.17% 4,540,132 $156M $34.31 $48M — —
3 RAPP 14.14% 3,728,738 $155M $41.67 $39M — —
4 SPTX 12.43% 6,294,951 $137M $21.70 — +6,294,951 — NEW
5 ERAS 11.82% 7,091,557 $130M $18.32 $15M — —
6 VIR 11.77% 12,694,163 $129M $10.19 $14M -222,500 -1.7%
7 MAZE 11.19% 4,120,053 $123M $29.85 — — —
8 LYEL 4.14% 3,247,162 $46M $14.02 -$20M — —
9 GENB 2.98% 1,944,426 $33M $16.87 $8M — —
10 TXG 0.76% 217,834 $8M $38.34 $4M — —
11 BOLD 0.61% 2,694,095 $7M $2.50 — +2,694,095 — NEW
12 QTTB —% — — — -$2M -320,482 -100.0% SOLD

New Positions

SymbolValue% Port
PBLS $176M 15.97%
SPTX $137M 12.43%
BOLD $7M 0.61%

Sold Out Positions

SymbolValue% Port
QTTB — —%
View SEC EDGAR Filings for ARCH Venture Management, LLC →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms