Weiss Asset Management LP

Position in GH — Guardant Health, Inc.

CIK 1357550 BOSTON, MA

Position in GH

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$16,484,696

+$15,844,951 QoQ

Shares Held

109,876

+1037.7% QoQ

Ownership

0.082%

of shares outstanding

% of Portfolio

0.27%

of 13F equity value

Holder Rank

#130

of 594 holders

Holding Since

Mar 2022

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Weiss Asset Management LP holds $37,387,049 across 4 Diagnostics & Research names. GH ranks #1 (44.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GH	Guardant Health, Inc. This page	109,876	$16,484,696
2	SHC	Sotera Health Co	651,539	$11,564,817
3	BLLN	BillionToOne, Inc.	43,057	$5,165,978
4	NEO	Neogenomics Inc	285,919	$4,171,558

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$16,484,696	109,876	+1037.7%	Shares	Defined	2026-08-14
2022-03-31	$639,745	9,658	—	Shares	Defined	2022-05-13
No filing history on record for this holder in this stock.