BWX Technologies exec settles 3,379 RSUs

Q: What equity award activity did BWXT officer Joseph Kirwan Miller report on September 1, 2026?

He settled 3,379 Restricted Stock Units into 3,379 shares of BWXT common stock on September 1, 2026, coinciding with the vesting date disclosed for those RSUs.

Q: How many BWXT (BWXT) shares were used to cover exercise price or taxes in this Form 4?

The filing reports that 1,523 shares of BWX Technologies, Inc. common stock were delivered or withheld for payment of exercise price or tax liability at $152.29 per share.

Q: Did the BWXT insider’s RSUs vest as of the reported transaction date?

Yes. A footnote states that the Restricted Stock Units vest on September 1, 2026, which matches the date of the reported settlement into common stock.

Q: Were Joseph Kirwan Miller’s BWXT transactions made under a Rule 10b5-1 trading plan?

No. The filing indicates no Rule 10b5-1 trading plan is associated with the reported transactions, meaning they are not affirmed as pre-arranged under such a plan.

Q: What is Joseph Kirwan Miller’s role at BWX Technologies, Inc. in this Form 4?

Joseph Kirwan Miller is identified as President, Government Operations of BWX Technologies, Inc., and the Form 4 reports his equity award settlement and related share delivery or withholding.

Q: How many derivative securities did the BWXT insider exercise or convert in this filing?

The transaction summary shows an exercise or conversion of 3,379 derivative units, corresponding to the 3,379 Restricted Stock Units that settled into common stock.

BWXT’s Government Operations president settled RSUs into common stock and had shares withheld to cover exercise price or tax obligations.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)How Sentiment works

Sentiment and the balance of points

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Form Type

Rhea-AI Filing Summary

BWX Technologies, Inc. (BWXT) reported that Joseph Kirwan Miller, its President, Government Operations, settled 3,379 Restricted Stock Units into an equal number of shares of common stock on September 1, 2026, upon vesting. On the same date, 1,523 shares of common stock were delivered or withheld for payment of exercise price or tax liability at $152.29 per share. No Rule 10b5-1 trading plan is reported for these transactions.

Insider Trade Summary

3,379 shares exercised/converted

Exercise 3 txns

Insider Miller Joseph Kirwan

Role Pres., Government Operations

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units ^F1	3,379	$0.00	$0.00
Exercise	Common Stock	3,379	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	1,523	$152.29	$232K

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 7,098 shares (Direct)

Footnotes (1)

F1. RSUs vest on September 1, 2026.

Key Figures

Restricted Stock Units settled: 3,379 units Common shares received from RSU settlement: 3,379 shares Shares delivered or withheld for exercise price or tax liability: 1,523 shares +3 more

6 metrics

Restricted Stock Units settled 3,379 units RSUs settled into common stock on September 1, 2026

Common shares received from RSU settlement 3,379 shares Shares of BWX Technologies, Inc. common stock acquired on settlement

Shares delivered or withheld for exercise price or tax liability 1,523 shares Common stock used to satisfy exercise price or tax obligations

Price per share for delivery or withholding $152.29 per share Applied to 1,523 shares delivered or withheld

Derivative units exercised or converted 3,379 units Total derivative units underlying the RSUs exercised or converted

RSU vesting date September 1, 2026 Footnote states RSUs vest on this date

Key Terms

Restricted Stock Units, payment of exercise price or tax liability, President, Government Operations

3 terms

Restricted Stock Units financial

"RSUs vest on September 1, 2026."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

payment of exercise price or tax liability financial

"Payment of exercise price or tax liability by delivering or withholding securities"

President, Government Operations other

"Pres., Government Operations"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What equity award activity did BWXT officer Joseph Kirwan Miller report on September 1, 2026?

He settled 3,379 Restricted Stock Units into 3,379 shares of BWXT common stock on September 1, 2026, coinciding with the vesting date disclosed for those RSUs.

How many BWXT (BWXT) shares were used to cover exercise price or taxes in this Form 4?

The filing reports that 1,523 shares of BWX Technologies, Inc. common stock were delivered or withheld for payment of exercise price or tax liability at $152.29 per share.

Did the BWXT insider’s RSUs vest as of the reported transaction date?

Yes. A footnote states that the Restricted Stock Units vest on September 1, 2026, which matches the date of the reported settlement into common stock.

Were Joseph Kirwan Miller’s BWXT transactions made under a Rule 10b5-1 trading plan?

No. The filing indicates no Rule 10b5-1 trading plan is associated with the reported transactions, meaning they are not affirmed as pre-arranged under such a plan.

What is Joseph Kirwan Miller’s role at BWX Technologies, Inc. in this Form 4?

Joseph Kirwan Miller is identified as President, Government Operations of BWX Technologies, Inc., and the Form 4 reports his equity award settlement and related share delivery or withholding.

How many derivative securities did the BWXT insider exercise or convert in this filing?

The transaction summary shows an exercise or conversion of 3,379 derivative units, corresponding to the 3,379 Restricted Stock Units that settled into common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/02/2026 - 04:34 PM EDT Accepted by SEC EDGAR 09/02/2026 - 04:33 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Miller Joseph Kirwan

(Last)

(First)

(Middle)

1720 MT. ATHOS ROAD

(Street)

LYNCHBURG

VIRGINIA

24504

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BWX Technologies, Inc. [ BWXT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Pres., Government Operations

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	09/01/2026		M		3,379	A	$0	8,621	D
Common Stock	09/01/2026		F		1,523	D	$152.29	7,098	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	$0	09/01/2026		M			3,379	⁽¹⁾	⁽¹⁾	Common Stock	3,379	$0	0	D

Explanation of Responses:

1. RSUs vest on September 1, 2026.

	/s/ Joseph K. Miller by Alexander D. Cobey, attorney-in-fact	09/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR