Mark Rabinowitz

Insider

First SEC filing: Aug. 1, 2007 · Latest: Aug. 1, 2007

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

NOC selling May 6, 2011

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 27 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

27 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 6, 2011	NOC	M	2,296	$52.48	$120,494	0 Direct	-100.00%	Disposed	1023.1% (price as of 2026-08-19)
May 6, 2011	NOC	M	5,445	$41.14	$224,007	2,724 Direct	-66.65%	Disposed	1332.7% (price as of 2026-08-19)
May 6, 2011	NOC	M	4,375	$47.99	$209,956	0 Direct	-100.00%	Disposed	1128.2% (price as of 2026-08-19)
May 6, 2011	NOC	M	3,281	$43.08	$141,345	0 Direct	-100.00%	Disposed	1268.2% (price as of 2026-08-19)
May 6, 2011	NOC	S	2,296	$64.90	$149,010	36,977 Direct	-5.85%	Disposed	808.2% (price as of 2026-08-19)
May 6, 2011	NOC	M	2,296	$52.48	$120,494	39,273 Direct	+6.21%	Acquired	1023.1% (price as of 2026-08-19)
May 6, 2011	NOC	S	5,445	$64.77	$352,673	36,977 Direct	-12.84%	Disposed	810.0% (price as of 2026-08-19)
May 6, 2011	NOC	M	5,445	$41.14	$224,007	42,422 Direct	+14.73%	Acquired	1332.7% (price as of 2026-08-19)
May 6, 2011	NOC	S	4,375	$64.80	$283,500	36,977 Direct	-10.58%	Disposed	809.6% (price as of 2026-08-19)
May 6, 2011	NOC	M	4,375	$47.99	$209,956	41,352 Direct	+11.83%	Acquired	1128.2% (price as of 2026-08-19)
May 6, 2011	NOC	S	3,281	$64.85	$212,773	36,977 Direct	-8.15%	Disposed	808.9% (price as of 2026-08-19)
May 6, 2011	NOC	M	3,281	$43.08	$141,345	40,258 Direct	+8.87%	Acquired	1268.2% (price as of 2026-08-19)
March 31, 2011	NOC	A	8,169	—	—	8,169 Direct	—	Acquired	(price as of 2026-08-19)
March 31, 2011	NOC	A	4,375	—	—	4,375 Direct	—	Acquired	(price as of 2026-08-19)
March 31, 2011	NOC	A	3,281	—	—	3,281 Direct	—	Acquired	(price as of 2026-08-19)
March 31, 2011	NOC	A	2,296	—	—	2,296 Direct	—	Acquired	(price as of 2026-08-19)
March 31, 2011	NOC	A	2,042	—	—	36,977 Direct	+5.85%	Acquired	(price as of 2026-08-19)
Feb. 15, 2011	NOC	F	2,402	$69.14	$166,074	34,935 Direct	-6.43%	Disposed	843.5% (price as of 2026-08-19)
Feb. 16, 2010	NOC	A	11,867	$59.56	$706,799	37,337 Direct	+46.59%	Acquired	995.3% (price as of 2026-08-19)
Feb. 16, 2010	NOC	J	715	$59.56	$42,585	25,470 Direct	-2.73%	Disposed	995.3% (price as of 2026-08-19)
Feb. 16, 2010	NOC	F	1,755	$59.56	$104,528	26,185 Direct	-6.28%	Disposed	995.3% (price as of 2026-08-19)
Feb. 17, 2009	NOC	A	7,469	—	—	7,469 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 17, 2009	NOC	A	9,925	$44.99	$446,526	27,940 Direct	+55.09%	Acquired	1350.0% (price as of 2026-08-19)
Feb. 17, 2009	NOC	J	336	$44.99	$15,117	18,015 Direct	-1.83%	Disposed	1350.0% (price as of 2026-08-19)
Feb. 17, 2009	NOC	F	880	$44.99	$39,591	18,351 Direct	-4.58%	Disposed	1350.0% (price as of 2026-08-19)
Feb. 17, 2009	NOC	A	9,925	$44.99	$446,526	27,940 Direct	+55.09%	Acquired	1350.0% (price as of 2026-08-19)
Feb. 17, 2009	NOC	J	336	$44.99	$15,117	18,015 Direct	-1.83%	Disposed	1350.0% (price as of 2026-08-19)
Feb. 17, 2009	NOC	F	880	$44.99	$39,591	18,351 Direct	-4.58%	Disposed	1350.0% (price as of 2026-08-19)
Feb. 27, 2008	NOC	A	6,550	$80.82	$529,371	19,231 Direct	+51.65%	Acquired	707.2% (price as of 2026-08-19)
Feb. 25, 2008	NOC	F	958	$81.00	$77,598	12,681 Direct	-7.02%	Disposed	705.4% (price as of 2026-08-19)
Feb. 20, 2008	NOC	J	882	$81.00	$71,442	13,639 Direct	+6.91%	Acquired	705.4% (price as of 2026-08-19)

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
May 6, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (2,296)	$52.48	Aug. 20, 2012	2,296	Disposed
May 6, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (5,445)	$41.14	Feb. 17, 2016	5,445	Disposed
May 6, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (4,375)	$47.99	June 14, 2014	4,375	Disposed
May 6, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (3,281)	$43.08	Aug. 20, 2013	3,281	Disposed
March 31, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (8,169)	$41.14	Feb. 17, 2016	8,169	Acquired
March 31, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (4,375)	$47.99	June 14, 2014	4,375	Acquired
March 31, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (3,281)	$43.08	Aug. 20, 2013	3,281	Acquired
March 31, 2011	NOC	Stock Option (Right-to-Buy)	Common Stock (2,296)	$52.48	Aug. 20, 2012	2,296	Acquired
Feb. 17, 2009	NOC	Stock Option (Right-to-Buy)	Common Stock (7,469)	$44.99	Feb. 17, 2016	7,469	Acquired

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

Initial ownership (Form 3) 5 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Aug. 1, 2007	NOC	Common Stock	12,757	Direct
Aug. 1, 2007	NOC	Common Stock	732	Indirect
Aug. 1, 2007	NOC	Stock Option (Right-to-Buy)→ Common Stock (2,100)	2,100	Direct
Aug. 1, 2007	NOC	Stock Option (Right-to-Buy)→ Common Stock (3,000)	3,000	Direct
Aug. 1, 2007	NOC	Stock Option (Right-to-Buy)→ Common Stock (4,000)	4,000	Direct