DORFMAN MARK (EVP, GC and Secretary) sold 9.9% of their position (4.66K shares) of LEONARDO DRS, INC. on the open market

Open‑market sale worth $211.4K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

DORFMAN MARK

Filed: 4/3/2026ACC: 0001849648-26-000006

InsiderDORFMAN MARKCIK 1849648

→

IssuerLEONARDO DRS, INC.CIK 1833756

Officer· EVP, GC and Secretary

Since Nov 2022

+9.14K

Net shares

Net buyer

$1.37M

Total sold

Open market trades

0B · 1S

Total transactions

54.50K acquired · 45.36K disposed

Non-Derivative Transactions11

Common Stock

Direct

A · Award

+23.37K

Price / share

—

Trade value

—

% of position

132.3%

4/1/2026

17.67K→41.03K

Common Stock

Direct

F · Tax Withholding

−9.96K

Price / share

$45.86

Trade value

$456.58K

% of position

24.3%

4/1/2026

41.03K→31.08K

Common Stock

Direct

A · Award

+15.66K

Price / share

—

Trade value

—

% of position

50.4%

4/1/2026

31.08K→46.74K

Common Stock

Direct

F · Tax Withholding

−7.68K

Price / share

$45.86

Trade value

$352.39K

% of position

16.4%

4/1/2026

46.74K→39.06K

Common Stock

Direct

M · Option Exercise

+7.25K

Price / share

—

Trade value

—

% of position

18.6%

4/1/2026

39.06K→46.31K

Common Stock

Direct

F · Tax Withholding

−3.56K

Price / share

$45.86

Trade value

$163.17K

% of position

7.7%

4/1/2026

46.31K→42.75K

Common Stock

Direct

M · Option Exercise

+4.77K

Price / share

—

Trade value

—

% of position

11.2%

4/1/2026

42.75K→47.52K

Common Stock

Direct

F · Tax Withholding

−2.34K

Price / share

$45.86

Trade value

$107.31K

% of position

4.9%

4/1/2026

47.52K→45.18K

Common Stock

Direct

M · Option Exercise

+3.45K

Price / share

—

Trade value

—

% of position

7.6%

4/1/2026

45.18K→48.63K

Common Stock

Direct

F · Tax Withholding

−1.69K

Price / share

$45.86

Trade value

$77.60K

% of position

3.5%

4/1/2026

48.63K→46.94K

Common Stock

Direct

S · Sale

−4.66K

Price / share

$45.38

Trade value

$211.43K

% of position

9.9%

4/2/2026

46.94K→42.28K

Total

Net shares

+24.61K

Net value

-$1.37M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/1/2026	A · Award	+23.37K	—	—	132.3%	17.67K	41.03K
Common Stock Direct	4/1/2026	F · Tax Withholding	−9.96K	$45.86	$456.58K	24.3%	41.03K	31.08K
Common Stock Direct	4/1/2026	A · Award	+15.66K	—	—	50.4%	31.08K	46.74K
Common Stock Direct	4/1/2026	F · Tax Withholding	−7.68K	$45.86	$352.39K	16.4%	46.74K	39.06K
Common Stock Direct	4/1/2026	M · Option Exercise	+7.25K	—	—	18.6%	39.06K	46.31K
Common Stock Direct	4/1/2026	F · Tax Withholding	−3.56K	$45.86	$163.17K	7.7%	46.31K	42.75K
Common Stock Direct	4/1/2026	M · Option Exercise	+4.77K	—	—	11.2%	42.75K	47.52K
Common Stock Direct	4/1/2026	F · Tax Withholding	−2.34K	$45.86	$107.31K	4.9%	47.52K	45.18K
Common Stock Direct	4/1/2026	M · Option Exercise	+3.45K	—	—	7.6%	45.18K	48.63K
Common Stock Direct	4/1/2026	F · Tax Withholding	−1.69K	$45.86	$77.60K	3.5%	48.63K	46.94K
Common Stock Direct	4/2/2026	S · Sale	−4.66K	$45.38	$211.43K	9.9%	46.94K	42.28K
Total			+24.61K		-$1.37M

Derivative Transactions3

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

7.25K shares

−7.25K

Strike price

Held after

0.00

Exercisable

—

4/1/2026

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

4.77K shares

−4.77K

Strike price

Held after

4.77K

Exercisable

—

4/1/2026

Restricted Stock Unit

Direct

M · Option Exercise

Converts to

Common Stock

3.45K shares

−3.45K

Strike price

Held after

6.90K

Exercisable

—

4/1/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Unit Direct	Common Stock7.25K shares	4/1/2026	M · Option Exercise	−7.25K	—	0.00
Restricted Stock Unit Direct	Common Stock4.77K shares	4/1/2026	M · Option Exercise	−4.77K	—	4.77K
Restricted Stock Unit Direct	Common Stock3.45K shares	4/1/2026	M · Option Exercise	−3.45K	—	6.90K