SEHMI HARMINDER (Chief Financial Officer) sold 24.4% of their position (123.46K shares) of BLAIZE HOLDINGS, INC. on the open market

Open‑market sale worth $281.5K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

SEHMI HARMINDER

Filed: 4/22/2026ACC: 0002048383-26-000001

InsiderSEHMI HARMINDERCIK 2048383

→

IssuerBLAIZE HOLDINGS, INC.CIK 1871638

Officer· Chief Financial Officer

Since Jan 2025

-123.46K

Net shares

Net seller

$281.5K

Total sold

Open market trades

0B · 1S

Total transactions

505.06K acquired · 628.52K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+505.06K

Price / share

$0.57

Trade value

$287.88K

% of position

New position

4/20/2026

0.00→505.06K

Common Stock

Direct

S · Sale

−123.46K

Price / share

$2.28

Trade value

$281.49K

% of position

24.4%

4/20/2026

505.06K→381.60K

Total

Net shares

+381.60K

Net value

$6.40K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/20/2026	M · Option Exercise	+505.06K	$0.57	$287.88K	New position	0.00	505.06K
Common Stock Direct	4/20/2026	S · Sale	−123.46K	$2.28	$281.49K	24.4%	505.06K	381.60K
Total			+381.60K		$6.40K

Derivative Transactions1

Employee Stock Option (right to purchase)

Direct

M · Option Exercise

Converts to

Common Stock

505.06K shares

−505.06K

Strike price

0.57

Held after

269.18K

Exercisable

—

4/20/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Employee Stock Option (right to purchase) Direct	Common Stock505.06K shares	4/20/2026	M · Option Exercise	−505.06K	0.57	—	269.18K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)5

Employee Stock Option (right to purchase)

Direct

Underlying security

Common Stock

Underlying shares

862.91K

Shares owned

862.91K

Exercise price

1.18

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

362.08K

Shares owned

362.08K

Exercise price

Expiration

—

Exercise window

—

Earnout Shares

Direct

Underlying security

Common Stock

Underlying shares

212.16K

Shares owned

212.16K

Exercise price

Expiration

—

Exercise window

—

Employee Stock Option (right to purchase)

Direct

Underlying security

Common Stock

Underlying shares

200K

Shares owned

200K

Exercise price

3.57

Expiration

—

Exercise window

—

Employee Stock Option (right to purchase)

Direct

Underlying security

Common Stock

Underlying shares

29.44K

Shares owned

29.44K

Exercise price

14.62

Expiration

—

Exercise window

—

Total

Underlying

1.67M

Owned

1.67M

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Employee Stock Option (right to purchase) Direct	Common Stock	1.18	—	—	862.91K	862.91K
Restricted Stock Units Direct	Common Stock		—	—	362.08K	362.08K
Earnout Shares Direct	Common Stock		—	—	212.16K	212.16K
Employee Stock Option (right to purchase) Direct	Common Stock	3.57	—	—	200K	200K
Employee Stock Option (right to purchase) Direct	Common Stock	14.62	—	—	29.44K	29.44K
Total					1.67M	1.67M