$NOC

$565.41 +$13.97 (2.53%) Close

$NOC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 142.1M shares outstanding

Who owns NOC?

By type of holder

Institutions 83.4% Insiders 0.2% Everyone else 16.4%

Concentration Top 10 holders own 44.8%

State Street Corp 9.3% · BlackRock, Inc. 8.3%

Institutional ownership

83.4%

+0.1 pts vs last qtr

Institutional holders

1,813

-84 vs last qtr

Net shares bought

+209.0K

by institutions in Q2 2026

New / sold out

149 / 233

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

T. Rowe Price Investment Management, Inc. NEW +1.2M
BlackRock, Inc. +901.3K

Biggest sellers in Q2 2026

Capital World Investors −1.8M
Capital International Investors −1.2M

Who is planning to sell?

Notices of proposed sale, last 12 months

$27.5M

17 notices from 8 people

Shares covered

40.8K

0.03% of the company

Arranged in advance

35%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Warden Kathy J Officer $20.2M
Roeder Roshan S Officer 10b5-1 $1.91M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

−20.3%

−2.49% a year

Each share's claim on the business

+25.5%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$15.3B vs $990M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years85% 3–5 years5% 1–3 years6% Under 1 year4%

Quarterly turnover

7.5%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting NOC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
SS State Street Corp	13.2M	9.27%	+168.3K (+1.3%)	≤2021	0.2%
Shares held by quarter Peak holding13.8M (Q3'24) Change over 8 quarters−625.5K Share of the company9.270% State Street Corp's full portfolio →
B BlackRock, Inc.	11.8M	8.29%	+901.3K (+8.3%)	≤2021	0.1%
Shares held by quarter Peak holding11.8M (Q2'26) Change over 8 quarters+1.1M Share of the company8.290% BlackRock, Inc.'s full portfolio →

State Street Corp

13.2M

% of company

9.27%

Change vs last qtr

+168.3K (+1.3%)

Held since

≤2021

BlackRock, Inc.

11.8M

% of company

8.29%

Change vs last qtr

+901.3K (+8.3%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Northrop Grumman Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting NOC on Form N-PORT; together they hold 40.2% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$2.3B	4.5M	3.17%	0.10%	June 30, 2026
WM Washington Mutual Investors Fund Washington Mutual Investors Fund	$2.09B	3.9M	2.71%	0.96%	July 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$2.3B

% of company

3.17%

% of the fund

0.10%

As of

June 30, 2026

Washington Mutual Investors Fund

Position value

$2.09B

% of company

2.71%

% of the fund

0.96%

As of

July 31, 2026

23 more funds behind a free account

See every fund holding Northrop Grumman Corp and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
WK Warden Kathy J Insider	196.7K	0.14%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.140% Warden Kathy J's insider activity →
KM Kleiner Madeleine Insider	35.0K	0.02%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.020% Kleiner Madeleine's insider activity →

Warden Kathy J

Insider

196.7K

% of company

0.14%

Change vs last qtr

—

Held since

—

Kleiner Madeleine

Insider

35.0K

% of company

0.02%

Change vs last qtr

—

Held since

—

19 more holders behind a free account

See every insider and 5%+ holder of Northrop Grumman Corp.

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