Sessa Capital IM, L.P.

Position in RNA — Atrium Therapeutics, Inc.

CIK 1595849 NEW YORK, NY

Position in RNA

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

Position Value

$20,175,000

+$12,802,903 QoQ

Shares Held

1,500,000

+172.0% QoQ

Ownership

8.77%

of shares outstanding

% of Portfolio

0.35%

of 13F equity value

Holder Rank

of 153 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Sessa Capital IM, L.P. holds $154,182,758 across 4 Biotechnology names. RNA ranks #3 (13.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FTRE	Fortrea Holdings Inc.	4,593,550	$79,927,770
2	LXRX	Lexicon Pharmaceuticals, Inc.	18,960,836	$45,506,006
3	RNA	Atrium Therapeutics, Inc. This page	1,500,000	$20,175,000
4	SABS	SAB Biotherapeutics, Inc.	2,198,457	$8,573,982

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$20,175,000	1,500,000	+172.0%	Shares	Sole	2026-08-14
2026-06-30	$20,175,000	1,500,000	—	Shares	Sole	2026-08-14
2026-03-31	$7,372,097	551,391	—	Shares	Sole	2026-05-15
No filing history on record for this holder in this stock.