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BLAIR WILLIAM & CO/IL

Position in BLLN — BillionToOne, Inc.

CIK 902367 CHICAGO, IL

Position in BLLN

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$837,220
New position
Shares Held
6,978
first reported quarter
Ownership
0.015%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#85
of 156 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 63% Shared 0% None 37%

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $864,335,712 across 21 Diagnostics & Research names. BLLN ranks #16 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in BLLN

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $837,220 6,978