BWX Technologies, Inc. — Director's Dealing 2011

Mar 11, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Babcock & Wilcox Co (BWC)
CIK: 0001486957
Period of Report: 2011-03-09

Reporting Person: Salomone Mary P (SVP and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-09	Common Stock	M	1441	$10.58	Acquired	8498	Direct
2011-03-09	Common Stock	S	1441	—	Disposed	7057	Direct
2011-03-09	Common Stock	M	6041	$24.55	Acquired	13098	Direct
2011-03-09	Common Stock	S	4322	—	Disposed	8776	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-09	Stock Options (right to buy)	$10.58	M	1441	Disposed	2016-03-05	Common Stock (1441)	Direct
2011-03-09	Stock Options (right to buy)	$24.55	M	6041	Disposed	2017-03-04	Common Stock (6041)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	308	Indirect

Footnotes

F1: 1,441 shares sold on March 9, 2011 as follows: 300@$35.5075; 300@$35.5150; 41@$35.5200; 100@$35.5250; 300@$35.5300; 200@$35.5900; 200@$35.6000.

F2: 4,332 shares sold on March 9, 2011 as follows: 100@$35.4975; 200@$35.4988; 100@$35.5000; 400@$35.5050; 100@$35.5075; 200@$35.5100; 200@$35.5150; 300@$35.5167; 200@$35.5175; 259@$35.5200; 500@$35.5220; 300@$35.5250; 100@$35.5275; 495@$35.5300; 200@$35.5451; 200@$35.6000; 468@$ 35.6028;

F3: Based on number of units held in the BWC Thrift Plan and the fair market value of BWC common stock as of March 10, 2011.

F4: Stock options vest in two equal annual installments beginning March 5, 2011.

F5: Stock options vest in three equal annual installments beginning March 4, 2011.