Mark D Wilson

CIK 1219586 · View on SEC EDGAR ↗

Insider

First SEC filing: April 9, 2004 · Latest: April 9, 2004

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.

Insider at

WMB selling April 7, 2004

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 23 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

23 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 7, 2004	WMB	M	55,000	$2.58	$141,900	23,437 Direct	-70.12%	Disposed	3387.5% (price as of 2026-08-20)
April 7, 2004	WMB	M	25,000	$2.58	$64,500	78,437 Direct	-24.17%	Disposed	3387.5% (price as of 2026-08-20)
April 7, 2004	WMB	M	10,000	$2.58	$25,800	103,437 Direct	-8.82%	Disposed	3387.5% (price as of 2026-08-20)
April 7, 2004	WMB	S	55,000	$10.08	$554,400	0 Direct	-100.00%	Disposed	792.6% (price as of 2026-08-20)
April 7, 2004	WMB	S	25,000	$10.08	$252,000	55,000 Direct	-31.25%	Disposed	792.6% (price as of 2026-08-20)
April 7, 2004	WMB	S	10,000	$10.08	$100,800	80,000 Direct	-11.11%	Disposed	792.6% (price as of 2026-08-20)
April 7, 2004	WMB	M	55,000	$2.58	$141,900	90,000 Direct	+157.14%	Acquired	3387.5% (price as of 2026-08-20)
April 7, 2004	WMB	M	25,000	$2.58	$64,500	35,000 Direct	+250.00%	Acquired	3387.5% (price as of 2026-08-20)
April 7, 2004	WMB	M	10,000	$2.58	$25,800	10,000 Direct	—	Acquired	3387.5% (price as of 2026-08-20)
April 6, 2004	WMB	M	10,000	$2.58	$25,800	113,437 Direct	-8.10%	Disposed	3387.5% (price as of 2026-08-20)
April 6, 2004	WMB	M	25,000	$2.58	$64,500	123,437 Direct	-16.84%	Disposed	3387.5% (price as of 2026-08-20)
April 6, 2004	WMB	S	10,000	$10.06	$100,600	0 Direct	-100.00%	Disposed	794.4% (price as of 2026-08-20)
April 6, 2004	WMB	S	25,000	$10.05	$251,250	10,000 Direct	-71.43%	Disposed	795.3% (price as of 2026-08-20)
April 6, 2004	WMB	M	10,000	$2.58	$25,800	35,000 Direct	+40.00%	Acquired	3387.5% (price as of 2026-08-20)
April 6, 2004	WMB	M	25,000	$2.58	$64,500	25,000 Direct	—	Acquired	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	148,437 Direct	-14.41%	Disposed	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	173,437 Direct	-12.60%	Disposed	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	198,437 Direct	-11.19%	Disposed	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	S	25,000	$10.02	$250,500	0 Direct	-100.00%	Disposed	798.0% (price as of 2026-08-20)
April 5, 2004	WMB	S	25,000	$10.01	$250,250	25,000 Direct	-50.00%	Disposed	798.9% (price as of 2026-08-20)
April 5, 2004	WMB	S	25,000	$10.00	$250,000	50,000 Direct	-33.33%	Disposed	799.8% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	75,000 Direct	+50.00%	Acquired	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	50,000 Direct	+100.00%	Acquired	3387.5% (price as of 2026-08-20)
April 5, 2004	WMB	M	25,000	$2.58	$64,500	25,000 Direct	—	Acquired	3387.5% (price as of 2026-08-20)
April 2, 2004	WMB	S	5,437	$10.10	$54,914	0 Direct	-100.00%	Disposed	790.9% (price as of 2026-08-20)
April 1, 2004	WMB	M	25,000	$2.58	$64,500	223,437 Direct	-10.06%	Disposed	3387.5% (price as of 2026-08-20)
April 1, 2004	WMB	M	750	$2.27	$1,702	248,437 Direct	-0.30%	Disposed	3863.8% (price as of 2026-08-20)
April 1, 2004	WMB	S	25,000	$10.00	$250,000	5,437 Direct	-82.14%	Disposed	799.8% (price as of 2026-08-20)
April 1, 2004	WMB	S	750	$10.00	$7,500	30,437 Direct	-2.40%	Disposed	799.8% (price as of 2026-08-20)
April 1, 2004	WMB	M	25,000	$2.58	$64,500	31,187 Direct	+404.07%	Acquired	3387.5% (price as of 2026-08-20)
April 1, 2004	WMB	M	750	$2.27	$1,702	6,187 Direct	+13.79%	Acquired	3863.8% (price as of 2026-08-20)
Dec. 4, 2003	WMB	F	2,732	$9.94	$27,156	5,437 Direct	-33.44%	Disposed	805.2% (price as of 2026-08-20)
Dec. 4, 2003	WMB	M	8,169	$9.94	$81,200	— Direct	—	Disposed	805.2% (price as of 2026-08-20)
Dec. 4, 2003	WMB	M	8,169	$9.94	$81,200	8,169 Direct	—	Acquired	805.2% (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
April 7, 2004	WMB	Stock Options (Right to Buy)	Common Stock (55,000)	$2.58	Nov. 27, 2012	55,000	Disposed
April 7, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 7, 2004	WMB	Stock Options (Right to Buy)	Common Stock (10,000)	$2.58	Nov. 27, 2012	10,000	Disposed
April 6, 2004	WMB	Stock Options (Right to Buy)	Common Stock (10,000)	$2.58	Nov. 27, 2012	10,000	Disposed
April 6, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 5, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 5, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 5, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 1, 2004	WMB	Stock Options (Right to Buy)	Common Stock (25,000)	$2.58	Nov. 27, 2012	25,000	Disposed
April 1, 2004	WMB	Stock Options (Right to Buy)	Common Stock (750)	$2.27	Sept. 18, 2012	750	Disposed
Dec. 4, 2003	WMB	Deferred Stock	Common Stock (8,169)	—	Dec. 4, 2003	8,169	Disposed

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