BWX Technologies

CIK 0001486957 · BWXT NYSE

SIC
3510 · Engines & Turbines
Type
Operating
Status
Public
Filer
Large accelerated filer
Incorporated
Delaware
FY End
Dec 31

Business Summary

BWX Technologies, Inc. (BWXT) is a specialty manufacturer of nuclear components, developer of nuclear technologies, and service provider with over 100 years of operating history. The company's core business centers on designing, engineering, and manufacturing precision naval nuclear components, reactors, and nuclear fuel for the U.S. Government, primarily the Department of Energy (DOE)/NNSA Naval Nuclear Propulsion Program. BWXT also serves the global commercial nuclear power industry, produces critical medical radioisotopes and radiopharmaceuticals, and provides environmental remediation services at government nuclear sites.

Products & Services

Government Operations Segment (~76% of backlog): - Precision naval nuclear components, reactors, and nuclear fuel for the U.S. Navy - Management and operation of U.S. and Canadian government nuclear facilities, national laboratories, and weapons sites (via joint ventures) - Special nuclear materials processing: uranium downblending, high-enriched uranium conversion, depleted uranium manufacturing - Advanced nuclear reactor design and engineering for space and terrestrial...

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AI-generated summary of Item 1 (Business) from the 10-K filed Feb 23, 2026 — View filing on SEC.gov. May contain errors — refer to the filing for authoritative information.

Across SEC filings

Institutional holders · 13F

Q2 2026
858 managers reported a position for Q2 2026 +22 vs Q1 2026
Largest Q2 2026 Form 13F holders of BWX Technologies by reported value
Largest holders Reported value
BlackRock Inc $2.4B
VANGUARD PORTFOLIO MANAGEMENT LLC $925.6M
VANGUARD CAPITAL MANAGEMENT LLC $805.9M
STATE STREET CORPORATION $739.5M
JPMorgan Chase & Co $503.1M

Annual results · 10-K

Fiscal 2025
Revenue
$3.2B
Net income
$328.9M

As reported in the fiscal 2025 annual report.

Funds & ETFs · N-PORT

576 funds
Largest fund holders reported on Form N-PORT
Fund Value % of fund
iShares Core S&P Mid-Cap ETF IJH $610.3M 0.49%
VANGUARD TOTAL STOCK MARKET INDEX FUND VTI $566.2M 0.02%
VANGUARD SMALL-CAP INDEX FUND VB $408.7M 0.22%
First Trust RBA American Industrial Renaissance ETF AIRR $341.0M 2.97%
VanEck Uranium and Nuclear ETF NLR $285.7M 6.78%
VANGUARD SMALL-CAP GROWTH INDEX FUND VBK $235.8M 0.5%
VANGUARD EXTENDED MARKET INDEX FUND $204.5M 0.21%
iShares U.S. Aerospace & Defense ETF ITA $180.7M 1.25%
State Street(R) SPDR(R) S&P(R) Aerospace & Defense ETF XAR $177.1M 2.74%
VANGUARD EXPLORER FUND $160.4M 0.73%

576 funds reported holding $8.1B in total on their latest public Form N-PORT reports, the most recent dated September 2026. Security record

Insider trades · Form 4

-$8.99M net open-market insider transactions, last 12 months 0 filings with purchases ($0), 7 filings with sales ($8.99M)

Latest filings

5%+ holders · 13D/G

2 filers
Schedule 13D and 13G filers reporting a stake of 5% or more
Filer % of class Filed
VANGUARD CAPITAL MANAGEMENT LLC 13G 5.2% 2026-04-29
VANGUARD PORTFOLIO MANAGEMENT LLC 13G 5.4% 2026-04-29

Latest Schedule 13D or 13G from each filer; stakes a filer has reported closed are left out.

Federal lobbying · LD-2

$810.0K reported spend, four quarters through Q3 2026

Securities

Securities issued by this company
CUSIP Security Type
05605H100 BWXT BWX TECHNOLOGIES INC Common stock

Latest SEC filings

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What this company is worth versus its price — fair value at today's bond rate, margin of safety, and the Graham Number against the institutional consensus price.

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