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PRICE T ROWE ASSOCIATES INC /MD/

Position in BLLN — BillionToOne, Inc.

CIK 80255 BALTIMORE, MD

Position in BLLN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$121,218,432
+$62,998,762 QoQ
Shares Held
1,010,322
+37.0% QoQ
Ownership
2.14%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#2
of 156 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in BLLN Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

PRICE T ROWE ASSOCIATES INC /MD/ holds $14,000,860,485 across 31 Diagnostics & Research names. BLLN ranks #15 (0.9% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in BLLN

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $121,218,432 1,010,322
2026-03-31 $58,219,670 737,518
2025-12-31 $39,715,560 485,283