$HII

$281.05 +$6.97 (2.54%) Close

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

Ownership

13F as of Q2 2026 · 39.4M shares outstanding

Who owns HII?

By type of holder

Institutions 89.0% Insiders 1.9% Everyone else 9.1%

Concentration Top 10 holders own 47.9%

BlackRock, Inc. 8.6% · FMR LLC 6.6%

Institutional ownership

89.0%

-0.8 pts vs last qtr

Institutional holders

813

-89 vs last qtr

Net shares bought

−330.0K

by institutions in Q2 2026

New / sold out

94 / 183

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

First Trust Advisors LP +355.0K
Qube Research & Technologies Ltd +299.3K

Biggest sellers in Q2 2026

FMR LLC −499.3K
Aqr Capital Management LLC −366.3K

Who is planning to sell?

Notices of proposed sale, last 12 months

$25.1M

15 notices from 9 people

Shares covered

72.5K

0.18% of the company

Arranged in advance

39%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Kastner Christopher D Officer 10b5-1 $9.69M
Kelly Anastasi D Former director $5.72M

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

−16.7%

−2.01% a year

Each share's claim on the business

+20.1%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$1.96B vs $339M

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+ years80% 3–5 years5% 1–3 years9% Under 1 year7%

Quarterly turnover

11.9%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting HII on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	3.4M	8.57%	+139.6K (+4.3%)	≤2021	0.0%
Shares held by quarter Peak holding3.5M (Q3'24) Change over 8 quarters−114.2K Share of the company8.570% BlackRock, Inc.'s full portfolio →
F FMR LLC	2.6M	6.59%	−499.3K (−16.1%)	≤2021	0.0%
Shares held by quarter Peak holding3.9M (Q2'25) Change over 8 quarters−920.7K Share of the company6.590% FMR LLC's full portfolio →

BlackRock, Inc.

3.4M

% of company

8.57%

Change vs last qtr

+139.6K (+4.3%)

Held since

≤2021

FMR LLC

2.6M

% of company

6.59%

Change vs last qtr

−499.3K (−16.1%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Huntington Ingalls Industries, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting HII on Form N-PORT; together they hold 45.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$350M	1.2M	3.17%	0.02%	June 30, 2026
V5 Vanguard 500 Index Fund Vanguard Index Funds	$285M	1.0M	2.58%	0.02%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$350M

% of company

3.17%

% of the fund

0.02%

As of

June 30, 2026

Vanguard 500 Index Fund

Vanguard Index Funds

Position value

$285M

% of company

2.58%

% of the fund

0.02%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Huntington Ingalls Industries, Inc. 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
PC Petters C Michael Insider	298.7K	0.76%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.760% Petters C Michael's insider activity →
KC Kastner Christopher D Insider	78.8K	0.20%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.200% Kastner Christopher D's insider activity →

Petters C Michael

Insider

298.7K

% of company

0.76%

Change vs last qtr

—

Held since

—

Kastner Christopher D

Insider

78.8K

% of company

0.20%

Change vs last qtr

—

Held since

—

28 more holders behind a free account

See every insider and 5%+ holder of Huntington Ingalls Industries, Inc..

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