EMERALD ADVISERS, LLC

Position in BLLN — BillionToOne, Inc.

CIK 1015083 LEOLA, PA

Position in BLLN

as of Jun 30, 2026 · filed Aug 5, 2026 Compact

Position Value

$45,095,442

+$26,184,418 QoQ

Shares Held

375,858

+56.9% QoQ

Ownership

0.797%

of shares outstanding

% of Portfolio

1.06%

of 13F equity value

Holder Rank

#12

of 156 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 76% Shared 0% None 24%

Healthcare · as of Jun 30, 2026

EMERALD ADVISERS, LLC holds $122,557,718 across 3 Diagnostics & Research names. BLLN ranks #2 (36.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GH	Guardant Health, Inc.	364,022	$54,614,220
2	BLLN	BillionToOne, Inc. This page	375,858	$45,095,442
3	RDNT	RadNet, Inc.	370,489	$22,848,056

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$45,095,442	375,858	+56.9%	Shares	Sole	2026-08-05
2026-03-31	$18,911,024	239,562	+26.8%	Shares	Sole	2026-05-04
2025-12-31	$15,463,586	188,949	—	Shares	Sole	2026-02-09
No filing history on record for this holder in this stock.