Weiss Asset Management LP

Position in SHC — Sotera Health Co

CIK 1357550 BOSTON, MA

Position in SHC

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

Position Value

$11,564,817

+$10,477,733 QoQ

Shares Held

651,539

+842.8% QoQ

Ownership

0.228%

of shares outstanding

% of Portfolio

0.19%

of 13F equity value

Holder Rank

#46

of 315 holders

Holding Since

Mar 2021

3 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. SHC ranks #2 (30.9% of the industry book) .

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

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$11,564,817	651,539	+842.8%	Shares	Defined	2026-08-14
2025-09-30	$1,087,084	69,109	-44.7%	Shares	Defined	2025-11-14
2021-03-31	$3,120,000	125,000	—	Shares	Defined	2021-05-14
No filing history on record for this holder in this stock.