Michael S Taff

Insider

First SEC filing: Feb. 20, 2015 · Latest: Feb. 20, 2015

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 49 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

49 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 20, 2015	FLS	S	30,000	$62.48	$1,874,400	32,102 Direct	-48.31%	Disposed	24.3% (price as of 2026-08-19)
Feb. 7, 2015	FLS	F	2,404	$57.21	$137,533	62,102 Direct	-3.73%	Disposed	35.7% (price as of 2026-08-19)
Feb. 5, 2015	FLS	F	3,244	$58.08	$188,412	64,506 Direct	-4.79%	Disposed	33.7% (price as of 2026-08-19)
Feb. 4, 2015	FLS	A	11,880	—	—	52,260 Direct	+29.42%	Acquired	(price as of 2026-08-19)
Feb. 4, 2015	FLS	A	11,880	—	—	67,750 Direct	+21.26%	Acquired	(price as of 2026-08-19)
Jan. 16, 2015	FLS	F	10,037	$55.68	$558,860	55,870 Direct	-15.23%	Disposed	39.5% (price as of 2026-08-19)
Feb. 7, 2014	FLS	F	1,568	$73.56	$115,342	65,907 Direct	-2.32%	Disposed	5.6% (price as of 2026-08-19)
Feb. 5, 2014	FLS	A	9,180	—	—	40,380 Direct	+29.42%	Acquired	(price as of 2026-08-19)
Feb. 5, 2014	FLS	A	9,180	—	—	67,475 Direct	+15.75%	Acquired	(price as of 2026-08-19)
Feb. 5, 2014	FLS	F	1,303	$70.87	$92,344	58,295 Direct	-2.19%	Disposed	9.6% (price as of 2026-08-19)
Feb. 7, 2013	FLS	F	534	$155.20	$82,877	19,866 Direct	-2.62%	Disposed	50.1% (price as of 2026-08-19)
Feb. 5, 2013	FLS	A	4,670	—	—	10,400 Direct	+81.50%	Acquired	(price as of 2026-08-19)
Feb. 5, 2013	FLS	A	4,670	—	—	20,400 Direct	+29.69%	Acquired	(price as of 2026-08-19)
Feb. 7, 2012	FLS	A	5,730	—	—	5,730 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 7, 2012	FLS	A	5,730	—	—	15,730 Direct	+57.30%	Acquired	(price as of 2026-08-19)
Jan. 19, 2012	FLS	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-19)
Oct. 6, 2011	BWXT	M	11,884	$6.96	$82,713	100,442 Direct	+13.42%	Acquired	3160.4% (price as of 2026-08-19)
Oct. 6, 2011	BWXT	M	11,884	$6.96	$82,713	0 Direct	-100.00%	Disposed	3160.4% (price as of 2026-08-19)
July 30, 2011	BWXT	F	9,317	$24.98	$232,739	66,019 Direct	-12.37%	Disposed	808.4% (price as of 2026-08-19)
July 30, 2011	BWXT	M	8,229	—	—	74,248 Direct	+12.46%	Acquired	(price as of 2026-08-19)
July 30, 2011	BWXT	F	3,100	$24.98	$77,438	71,148 Direct	-4.18%	Disposed	808.4% (price as of 2026-08-19)
July 30, 2011	BWXT	M	17,245	—	—	88,393 Direct	+24.24%	Acquired	(price as of 2026-08-19)
July 30, 2011	BWXT	F	6,215	$24.98	$155,251	82,178 Direct	-7.03%	Disposed	808.4% (price as of 2026-08-19)
July 30, 2011	BWXT	M	9,932	—	—	92,110 Direct	+12.09%	Acquired	(price as of 2026-08-19)
July 30, 2011	BWXT	F	3,552	$24.98	$88,729	88,558 Direct	-3.86%	Disposed	808.4% (price as of 2026-08-19)
July 30, 2011	BWXT	M	8,229	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
July 30, 2011	BWXT	M	17,245	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
July 30, 2011	BWXT	M	9,932	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 5, 2011	BWXT	M	9,933	—	—	77,963 Direct	+14.60%	Acquired	(price as of 2026-08-19)
March 5, 2011	BWXT	F	2,627	$34.55	$90,763	75,336 Direct	-3.37%	Disposed	556.8% (price as of 2026-08-19)
March 5, 2011	BWXT	M	9,933	—	—	9,932 Direct	-50.00%	Disposed	(price as of 2026-08-19)
March 4, 2011	BWXT	M	4,113	—	—	69,117 Direct	+6.33%	Acquired	(price as of 2026-08-19)
March 4, 2011	BWXT	F	1,087	$34.55	$37,556	68,030 Direct	-1.57%	Disposed	556.8% (price as of 2026-08-19)
March 4, 2011	BWXT	M	4,113	—	—	8,229 Direct	-33.33%	Disposed	(price as of 2026-08-19)
March 4, 2011	BWXT	A	9,636	—	—	9,636 Direct	—	Acquired	(price as of 2026-08-19)
March 4, 2011	BWXT	A	30,450	—	—	30,450 Direct	—	Acquired	(price as of 2026-08-19)
March 3, 2011	BWXT	M	12,845	—	—	68,741 Direct	+22.98%	Acquired	(price as of 2026-08-19)
March 3, 2011	BWXT	F	3,737	$34.68	$129,599	65,004 Direct	-5.44%	Disposed	554.3% (price as of 2026-08-19)
March 3, 2011	BWXT	M	12,845	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	1,187	—	—	30,432 Direct	+4.06%	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	25,464	—	—	55,896 Direct	+83.68%	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	1,187	—	—	2,960 Direct	+66.95%	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	25,464	—	—	28,424 Direct	+860.27%	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	19,865	—	—	19,865 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	12,342	—	—	12,342 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	12,845	—	—	12,845 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 9, 2010	BWXT	A	17,245	—	—	17,245 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 2, 2010	BWXT	A	42,284	—	—	42,284 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 2, 2010	BWXT	A	18,300	—	—	18,300 Direct	—	Acquired	(price as of 2026-08-19)
Aug. 2, 2010	BWXT	A	11,884	—	—	11,884 Direct	—	Acquired	(price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 4, 2015	FLS	Performance Rights	Common Stock (11,880)	—	Dec. 31, 2017	11,880	Acquired
Feb. 5, 2014	FLS	Performance Rights	Common Stock (9,180)	—	Dec. 31, 2016	9,180	Acquired
Feb. 5, 2013	FLS	Performance Rights	Common Stock (4,670)	—	Dec. 31, 2015	4,670	Acquired
Feb. 7, 2012	FLS	Performance Rights	Common Stock (5,730)	—	Dec. 31, 2014	5,730	Acquired
Oct. 6, 2011	BWXT	Stock Options (right to buy)	Common Stock (11,884)	$6.96	June 8, 2015	11,884	Disposed
July 30, 2011	BWXT	Common Stock	Common Stock (8,229)	$0.00	March 4, 2013	8,229	Disposed
July 30, 2011	BWXT	Common Stock	Common Stock (17,245)	$0.00	March 5, 2012	17,245	Disposed
July 30, 2011	BWXT	Common Stock	Common Stock (9,932)	$0.00	March 5, 2012	9,932	Disposed
March 5, 2011	BWXT	Restricted Stock Units	Common Stock (9,933)	$0.00	March 5, 2012	9,933	Disposed
March 4, 2011	BWXT	Restricted Stock Units	Common Stock (4,113)	$0.00	March 4, 2013	4,113	Disposed
March 4, 2011	BWXT	Restricted Stock Units	Common Stock (9,636)	$0.00	March 4, 2014	9,636	Acquired
March 4, 2011	BWXT	Stock Options (right to buy)	Common Stock (30,450)	$34.55	March 4, 2018	30,450	Acquired
March 3, 2011	BWXT	Restricted Stock Units	Common Stock (12,845)	—	March 3, 2011	12,845	Disposed
Aug. 9, 2010	BWXT	Restricted Stock Units	Common Stock (19,865)	$0.00	March 5, 2012	19,865	Acquired
Aug. 9, 2010	BWXT	Restricted Stock Units	Common Stock (12,342)	$0.00	March 4, 2013	12,342	Acquired
Aug. 9, 2010	BWXT	Restricted Stock Units	Common Stock (12,845)	$0.00	March 3, 2011	12,845	Acquired
Aug. 9, 2010	BWXT	Restricted Stock Units	Common Stock (17,245)	$0.00	March 5, 2012	17,245	Acquired
Aug. 2, 2010	BWXT	Stock Options (right to buy)	Common Stock (42,284)	$10.58	March 5, 2016	42,284	Acquired
Aug. 2, 2010	BWXT	Stock Options (right to buy)	Common stock (18,300)	$24.55	March 4, 2017	18,300	Acquired
Aug. 2, 2010	BWXT	Stock Options (right to buy)	Common Stock (11,884)	$6.96	June 8, 2015	11,884	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 3 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
May 14, 2026	PTACU	Class B Ordinary Shares→ Class A Ordinary Shares (25,000)	25,000	Direct
Jan. 17, 2012	FLS	Common Stock ($1.25 per value per share)	0	Direct
July 8, 2010	BWXT	No securities beneficially owned	0	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

FLS

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2015	$182,713	—	—	—	$0	$0	$472,387	$655,100
2013	$541,340	—	$1,462,644	—	$355,137	$115,229	—	$2,535,817
2012	$504,136	—	$2,396,331	—	$340,836	$62,206	$100,286	$3,403,795

BWXT

CFO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2011	$308,638	$0	$988,683	$383,658	—	—	$4,262,919	$5,943,898
2010	$516,363	$294,752	$908,021	$209,751	$359,936	—	$83,967	$2,372,790
2009	$505,000	$0	$980,544	$552,314	$707,000	—	$59,315	$2,804,173

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.