Deep Track Capital, LP

Position in BLLN — BillionToOne, Inc.

CIK 1856083 GREENWICH, CT

Position in BLLN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$3,947,000

-$145,000 QoQ

Shares Held

50,000

0.0% QoQ

Ownership

0.106%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Deep Track Capital, LP holds $736,025,225 across 4 Diagnostics & Research names.

#	Ticker	Company	Shares	Value (USD)
1	GH	Guardant Health, Inc.	3,393,312	$509,098,599
2	GRAL	GRAIL, Inc.	1,834,944	$125,271,626
3	PSNL	Personalis, Inc.	4,000,000	$53,600,000
4	WGS	GeneDx Holdings Corp.	700,000	$48,055,000

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,947,000	50,000	0.0%	Shares	Sole	2026-05-15
2025-12-31	$4,092,000	50,000	—	Shares	Sole	2026-02-13
No filing history on record for this holder in this stock.