BWX Technologies, Inc. — Director's Dealing 2017

May 8, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BWX Technologies, Inc. (BWXT)
CIK: 0001486957
Period of Report: 2017-05-04

Reporting Person: Mies Richard Willard (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-05-04	Common Stock	$0.0	A	2396	Acquired		Common Stock (2396.0)	Direct

Footnotes

F1: Grant of restricted stock units pursuant to the Amended and Restated 2010 Long-Term Incentive Plan of BWX Technologies, Inc. Each restricted stock unit represents a contingent right to receive one share of BWXT common stock.

F2: RSUs vested immediately. The reporting person elected to defer receipt of shares underlying the RSUs. In accordance with his deferral election, vested shares will be delivered to the reporting person in five annual installments beginning 12 months following termination of service on the Board of Directors.