Mark Dorfman

Insider

First SEC filing: June 5, 2026 · Latest: June 5, 2026

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

DRS selling June 4, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-253,272 + 29 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

29 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 4, 2026	DRS	S	5,536	$45.75	$253,272	36,742	—	—	-8.2% (price as of 2026-08-20)
April 3, 2025	DRS	A	10,344	—	—	10,344 Direct	—	Acquired	(price as of 2026-08-20)
April 1, 2025	DRS	M	4,770	—	—	9,542 Direct	-33.33%	Disposed	(price as of 2026-08-20)
April 1, 2025	DRS	M	7,252	—	—	7,252 Direct	-50.00%	Disposed	(price as of 2026-08-20)
April 1, 2025	DRS	F	2,304	$32.87	$75,732	52,001 Direct	-4.24%	Disposed	27.8% (price as of 2026-08-20)
April 1, 2025	DRS	M	4,770	—	—	54,305 Direct	+9.63%	Acquired	(price as of 2026-08-20)
April 1, 2025	DRS	F	3,503	$32.87	$115,144	49,535 Direct	-6.60%	Disposed	27.8% (price as of 2026-08-20)
April 1, 2025	DRS	M	7,252	—	—	53,038 Direct	+15.84%	Acquired	(price as of 2026-08-20)
March 18, 2025	DRS	S 10b5-1	20,034	$32.69	$654,911	45,786 Direct	-30.44%	Disposed	28.5% (price as of 2026-08-20)
March 17, 2025	DRS	M	9,457	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 17, 2025	DRS	M	22,696	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 17, 2025	DRS	M	23,949	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 17, 2025	DRS	F	4,568	$33.13	$151,338	65,820 Direct	-6.49%	Disposed	26.8% (price as of 2026-08-20)
March 17, 2025	DRS	M	9,457	—	—	70,388 Direct	+15.52%	Acquired	(price as of 2026-08-20)
March 17, 2025	DRS	F	10,065	$33.13	$333,453	60,931 Direct	-14.18%	Disposed	26.8% (price as of 2026-08-20)
March 17, 2025	DRS	M	22,696	—	—	70,996 Direct	+46.99%	Acquired	(price as of 2026-08-20)
March 17, 2025	DRS	F	8,080	$33.13	$267,690	48,300 Direct	-14.33%	Disposed	26.8% (price as of 2026-08-20)
March 17, 2025	DRS	M	23,949	—	—	56,380 Direct	+73.85%	Acquired	(price as of 2026-08-20)
Dec. 2, 2024	DRS	S 10b5-1	23,042	$34.06	$784,811	32,431 Direct	-41.54%	Disposed	23.3% (price as of 2026-08-20)
Nov. 29, 2024	DRS	M	29,715	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 29, 2024	DRS	M	44,572	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 29, 2024	DRS	F	14,353	$34.77	$499,054	55,473 Direct	-20.56%	Disposed	20.8% (price as of 2026-08-20)
Nov. 29, 2024	DRS	M	29,715	—	—	69,826 Direct	+74.08%	Acquired	(price as of 2026-08-20)
Nov. 29, 2024	DRS	F	21,529	$34.77	$748,563	40,111 Direct	-34.93%	Disposed	20.8% (price as of 2026-08-20)
Nov. 29, 2024	DRS	M	44,572	—	—	61,640 Direct	+261.14%	Acquired	(price as of 2026-08-20)
May 8, 2024	DRS	A	14,313	—	—	14,313 Direct	—	Acquired	(price as of 2026-08-20)
April 1, 2024	DRS	M	7,252	—	—	14,504 Direct	-33.33%	Disposed	(price as of 2026-08-20)
April 1, 2024	DRS	F	2,415	$21.52	$51,971	17,068 Direct	-12.40%	Disposed	95.2% (price as of 2026-08-20)
April 1, 2024	DRS	M	7,252	—	—	19,483 Direct	+59.29%	Acquired	(price as of 2026-08-20)
March 15, 2024	DRS	M	9,456	—	—	15,528 Direct	+155.73%	Acquired	(price as of 2026-08-20)
March 15, 2024	DRS	F	3,297	$21.97	$72,435	12,231 Direct	-21.23%	Disposed	91.2% (price as of 2026-08-20)
March 15, 2024	DRS	M	9,456	—	—	9,457 Direct	-50.00%	Disposed	(price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
April 3, 2025	DRS	Restricted Stock Unit	Common Stock (10,344)	—	—	10,344	Acquired
April 1, 2025	DRS	Restricted Stock Unit	Common Stock	—	—	4,770	Disposed
April 1, 2025	DRS	Restricted Stock Unit	Common Stock (7,252)	—	—	7,252	Disposed
March 17, 2025	DRS	Restricted Stock Unit	Common Stock (9,457)	—	—	9,457	Disposed
March 17, 2025	DRS	Performance Restricted Stock Unit	Common Stock (22,696)	—	—	22,696	Disposed
March 17, 2025	DRS	Performance Restricted Stock Unit	Common Stock (23,949)	—	—	23,949	Disposed
Nov. 29, 2024	DRS	Restricted Stock Unit	Common Stock (29,715)	—	—	29,715	Disposed
Nov. 29, 2024	DRS	Performance Restricted Stock Unit	Common Stock (44,572)	—	—	44,572	Disposed
May 8, 2024	DRS	Restricted Stock Unit	Common Stock (14,313)	—	—	14,313	Acquired
April 1, 2024	DRS	Restricted Stock Unit	Common Stock (7,252)	—	—	7,252	Disposed
March 15, 2024	DRS	Restricted Stock Unit	Common Stock (9,456)	—	—	9,456	Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

DRS

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2022	$446,209	—	$1,037,649	—	$712,200	—	$52,010	$2,248,069

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.