Skip to main content

ARCH Venture Management, LLC

Position in BOLD — Boundless Bio, Inc.

CIK 1274403 CHICAGO, IL

Position in BOLD

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$6,735,237
New position
Shares Held
2,694,095
first reported quarter
Ownership
11.8%
of shares outstanding
% of Portfolio
0.61%
of 13F equity value
Holder Rank
#1
of 40 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 0% Shared 0% None 100%

Position in Biotechnology

Healthcare · as of Jun 30, 2026

ARCH Venture Management, LLC holds $1,092,140,745 across 11 Biotechnology names. BOLD ranks #10 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in BOLD

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $6,735,237 2,694,095