Form 4 for HMH HMH Holding Inc

Accepted 2026-04-06 14:50:19 ET · period of report 2026-04-02 · accession 0001193125-26-143538 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
	2026-04-06 14:50	2026-04-02	HMH	Dyrseth Roy A.	Chief Commercial Off	A - Grant	$0.00	+60.3K	60.3K	New	$0
	2026-04-06 14:50	2026-04-02	HMH	Dyrseth Roy A.	Chief Commercial Off	P - Purchase	$20.00	+8,000	68.3K	+13%	+$160.0K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Class A Common Stock	2026-04-02	A	A	60,276	$0.00	60,276	D	—	—	(F1) Represents restricted stock units granted to the reporting person under the HMH Holding Inc. 2026 Long-Term Incentive Plan on April 2, 2026. Each restricted stock unit represents a contingent right to receive one share of Class A common stock, par value $0.01 per share ("Class A Common Stock"), of HMH Holding Inc. (the "Issuer"). The restricted stock units include 46,695 restricted stock units that vested immediately upon grant, 3,018 restricted stock units that vest on September 1, 2026, 4,225 restricted stock units that vest in two equal annual installments on September 1, 2026 and September 1, 2027 and 6,338 restricted stock units that vest in three equal annual installments on September 1, 2026, September 1, 2027 and September 1, 2028.
2	Common	Class A Common Stock	2026-04-02	P	A	8,000	$20.00	68,276	D	—	—	(F2) Represents shares of Class A Common Stock purchased by the reporting person through the directed share program conducted in connection with the Issuer's initial public offering.