Kathleen B Cooper

Insider

First SEC filing: Dec. 20, 2006 · Latest: Feb. 14, 2012

On this page

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.

Insider at

WMB selling Feb. 19, 2019

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 44 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

44 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 9, 2019	WMB	A	6,120	—	—	38,392 Direct	+18.96%	Acquired	(price as of 2026-08-20)
Feb. 19, 2019	WMB	S	9,615	$27.39	$263,355	32,272 Direct	-22.95%	Disposed	167.8% (price as of 2026-08-20)
Nov. 29, 2018	WMB	S	9,760	$25.60	$249,856	41,887 Direct	-18.90%	Disposed	186.5% (price as of 2026-08-20)
May 10, 2018	WMB	A	6,182	—	—	51,647 Direct	+13.60%	Acquired	(price as of 2026-08-20)
Feb. 26, 2018	WMB	S	4,000	$28.31	$113,240	45,465 Direct	-8.09%	Disposed	159.1% (price as of 2026-08-20)
Aug. 4, 2017	WMB	M	12,010	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 4, 2017	WMB	M	12,010	—	—	49,465 Direct	+32.07%	Acquired	(price as of 2026-08-20)
June 26, 2017	WMB	J	57	—	—	5,575 Direct	+1.03%	Acquired	(price as of 2026-08-20)
May 18, 2017	WMB	A	5,518	—	—	5,518 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 16, 2016	WMB	M	5,527	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 16, 2016	WMB	F	4,017	$30.46	$122,358	37,455 Direct	-9.69%	Disposed	140.8% (price as of 2026-08-20)
Nov. 16, 2016	WMB	M	5,527	$22.11	$122,202	41,472 Direct	+15.38%	Acquired	231.8% (price as of 2026-08-20)
Aug. 4, 2016	WMB	A	12,010	—	—	12,010 Direct	—	Acquired	(price as of 2026-08-20)
May 24, 2016	WMB	M	2,637	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 24, 2016	WMB	M	2,637	—	—	35,945 Direct	+7.92%	Acquired	(price as of 2026-08-20)
May 22, 2015	WMB	M	3,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 22, 2015	WMB	M	3,000	—	—	33,308 Direct	+9.90%	Acquired	(price as of 2026-08-20)
May 21, 2015	WMB	A	2,637	—	—	2,637 Direct	—	Acquired	(price as of 2026-08-20)
May 22, 2014	WMB	A	3,000	—	—	3,000 Direct	—	Acquired	(price as of 2026-08-20)
May 20, 2014	WMB	S	4,400	$46.22	$203,368	30,308 Direct	-12.68%	Disposed	58.7% (price as of 2026-08-20)
May 19, 2014	WMB	M	4,997	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 19, 2014	WMB	M	4,997	—	—	34,708 Direct	+16.82%	Acquired	(price as of 2026-08-20)
May 16, 2014	WMB	M	3,809	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 16, 2014	WMB	M	3,809	—	—	29,711 Direct	+14.71%	Acquired	(price as of 2026-08-20)
May 16, 2014	WMB	M	3,809	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 16, 2014	WMB	M	3,809	—	—	29,711 Direct	+14.71%	Acquired	(price as of 2026-08-20)
May 23, 2013	WMB	S	100	$36.57	$3,657	25,902 Direct	-0.38%	Disposed	100.6% (price as of 2026-08-20)
May 23, 2013	WMB	S	100	$36.56	$3,656	26,002 Direct	-0.38%	Disposed	100.6% (price as of 2026-08-20)
May 23, 2013	WMB	S	100	$36.56	$3,656	26,102 Direct	-0.38%	Disposed	100.6% (price as of 2026-08-20)
May 23, 2013	WMB	S	100	$36.56	$3,656	26,202 Direct	-0.38%	Disposed	100.6% (price as of 2026-08-20)
May 23, 2013	WMB	S	4,155	$36.56	$151,907	26,302 Direct	-13.64%	Disposed	100.6% (price as of 2026-08-20)
May 23, 2013	WMB	S	1,800	$36.55	$65,790	30,457 Direct	-5.58%	Disposed	100.7% (price as of 2026-08-20)
May 20, 2013	WMB	M	8,009	—	—	32,257 Direct	+33.03%	Acquired	(price as of 2026-08-20)
May 20, 2013	WMB	M	8,009	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 17, 2013	WMB	M	4,700	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 17, 2013	WMB	M	4,700	—	—	24,248 Direct	+24.04%	Acquired	(price as of 2026-08-20)
May 16, 2013	WMB	A	3,809	—	—	3,809 Direct	—	Acquired	(price as of 2026-08-20)
May 21, 2012	WMB	M	9,859	$31.01	$305,728	19,548 Direct	+101.75%	Acquired	136.5% (price as of 2026-08-20)
May 17, 2012	WMB	A	4,700	—	—	27,565 Direct	+20.56%	Acquired	(price as of 2026-08-20)
May 21, 2011	WMB	M	9,859	—	—	17,706 Direct	-35.77%	Disposed	(price as of 2026-08-20)
May 19, 2011	WMB	A	4,068	—	—	18,614 Direct	+27.97%	Acquired	(price as of 2026-08-20)
May 16, 2011	WMB	M	3,000	$29.78	$89,340	14,546 Direct	-17.10%	Disposed	202.1% (price as of 2026-08-20)
May 16, 2011	WMB	M	3,000	$29.78	$89,340	9,689 Direct	+44.85%	Acquired	202.1% (price as of 2026-08-20)
May 20, 2010	WMB	A	6,520	—	—	17,546 Direct	+59.13%	Acquired	(price as of 2026-08-20)
May 17, 2010	WMB	M	3,000	$21.14	$63,420	11,026 Direct	-21.39%	Disposed	325.6% (price as of 2026-08-20)
May 17, 2010	WMB	M	3,000	$21.14	$63,420	6,689 Direct	+81.32%	Acquired	325.6% (price as of 2026-08-20)
May 21, 2009	WMB	A	8,026	—	—	14,026 Direct	+133.77%	Acquired	(price as of 2026-08-20)
May 15, 2008	WMB	A	3,000	—	—	6,000 Direct	+100.00%	Acquired	(price as of 2026-08-20)
May 15, 2008	WMB	A	931	$37.59	$34,996	3,689 Direct	+33.76%	Acquired	139.4% (price as of 2026-08-20)
June 11, 2007	WMB	J	10	$30.45	$304	2,758 Direct	+0.36%	Acquired	195.5% (price as of 2026-08-20)
May 17, 2007	WMB	A	3,000	—	—	3,000 Direct	—	Acquired	(price as of 2026-08-20)
May 17, 2007	WMB	A	1,228	$28.51	$35,010	2,748 Direct	+80.79%	Acquired	215.6% (price as of 2026-08-20)
Dec. 15, 2006	WMB	A	4,500	$27.15	$122,175	4,500 Direct	—	Acquired	231.4% (price as of 2026-08-20)
Dec. 15, 2006	WMB	A	1,520	$27.15	$41,268	1,520 Direct	—	Acquired	231.4% (price as of 2026-08-20)

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
Aug. 4, 2017	WMB	Restricted Stock	Common Stock (12,010)	—	Aug. 4, 2017	12,010	Disposed
June 26, 2017	WMB	Restricted Stock Units	Common Stock (57)	—	—	57	Acquired
May 18, 2017	WMB	Restricted Stock Units	Common Stock (5,518)	—	—	5,518	Acquired
Nov. 16, 2016	WMB	Stock Options (Right to Buy)	Common Stock (5,527)	$22.11	Dec. 15, 2016	5,527	Disposed
Aug. 4, 2016	WMB	Restricted Stock Units	Common Stock (12,010)	—	Aug. 4, 2017	12,010	Acquired
May 24, 2016	WMB	Restricted Stock	Common Stock (2,637)	—	—	2,637	Disposed
May 22, 2015	WMB	Restricted Stock	Common Stock (3,000)	—	May 22, 2015	3,000	Disposed
May 21, 2015	WMB	Restricted Stock Units	Common Stock (2,637)	—	May 21, 2016	2,637	Acquired
May 22, 2014	WMB	Restricted Stock Units	Common Stock (3,000)	—	May 22, 2015	3,000	Acquired
May 19, 2014	WMB	Restricted Stock Units	Common Stock (4,997)	—	May 19, 2014	4,997	Disposed
May 16, 2014	WMB	Restricted Stock Units	Common Stock (3,809)	—	May 16, 2014	3,809	Disposed
May 16, 2014	WMB	Restricted Stock Units	Common Stock (3,809)	—	May 16, 2014	3,809	Disposed
May 20, 2013	WMB	Restricted Stock Units	Common Stock (8,009)	—	May 20, 2013	8,009	Disposed
May 17, 2013	WMB	Restricted Stock Units	Common Stock (4,700)	—	May 17, 2013	4,700	Disposed
May 16, 2013	WMB	Restricted Stock Units	Common Stock (3,809)	—	May 16, 2014	3,809	Acquired
May 17, 2012	WMB	Restricted Stock Units [F1]	Common stock (4,700)	$29.79	—	4,700	Acquired
May 21, 2011	WMB	Restricted Stock Units	Common Stock (9,859)	$31.01	May 21, 2012	9,859	Disposed
May 19, 2011	WMB	Restricted Stock Units [F1]	Common stock (4,068)	$30.63	—	4,068	Acquired
May 16, 2011	WMB	Restricted Stock Units	Common Stock (3,000)	$29.78	May 16, 2011	3,000	Disposed
May 20, 2010	WMB	Restricted Stock Units [F1]	Common Stock (6,520)	$19.11	—	6,520	Acquired
May 17, 2010	WMB	Restricted Stock Units	Common Stock (3,000)	$21.14	May 17, 2010	3,000	Disposed
May 21, 2009	WMB	Restricted Stock Units [F1]	Common Stock (8,026)	$15.62	—	8,026	Acquired
May 15, 2008	WMB	Restricted Stock Units [F1]	Common Stock (3,000)	$37.59	—	3,000	Acquired
May 17, 2007	WMB	Restricted Stock Units [F1]	Common Stock (3,000)	$28.51	—	3,000	Acquired
Dec. 15, 2006	WMB	Options (Right to Buy) [F2]	Common Stock (4,500)	$27.15	Dec. 15, 2016	4,500	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Dec. 20, 2006	WMB	Common Stock	0	Direct