Ghisallo Capital Management LLC

Position in HMH — HMH Holding Inc

CIK 1825214 Boston, MA

Position in HMH

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

Position Value

$2,342,500

New position

Shares Held

125,000

first reported quarter

Ownership

0.285%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

#21

of 67 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Energy · as of Jun 30, 2026

Ghisallo Capital Management LLC holds $34,484,000 across 5 Oil & Gas Equipment & Services names. HMH ranks #4 (6.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	KGS	Kodiak Gas Services, Inc.	200,000	$15,026,000
2	LB	LandBridge Co LLC	100,000	$7,924,000
3	WBI	WaterBridge Infrastructure LLC	200,000	$6,854,000
4	HMH	HMH Holding Inc This page	125,000	$2,342,500
5	EROK	EagleRock Land, LLC	110,000	$2,337,500

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,342,500	125,000	—	Shares	Sole	2026-08-14
No filing history on record for this holder in this stock.