Warren W Wilder

Insider

First SEC filing: March 18, 2008 · Latest: March 18, 2008

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

WLK selling Nov. 7, 2006

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 25 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

25 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 17, 2008	WLK	F	73	$12.51	$913	24,085 Direct	-0.30%	Disposed	1163.5% (price as of 2026-08-21)
March 17, 2008	WLK	F	7	$12.98	$91	24,158 Direct	-0.03%	Disposed	1117.8% (price as of 2026-08-21)
Feb. 19, 2008	WLK	A	10,911	—	—	10,911 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 19, 2008	WLK	A	4,588	—	—	24,165 Direct	+23.44%	Acquired	(price as of 2026-08-21)
Sept. 6, 2007	WLK	F	156	$26.64	$4,156	19,577 Direct	-0.79%	Disposed	493.4% (price as of 2026-08-21)
Aug. 20, 2007	WLK	M	1,400	—	—	3,434 Direct	-28.96%	Disposed	(price as of 2026-08-21)
Aug. 20, 2007	WLK	D	1,400	$28.00	$39,200	19,733 Direct	-6.62%	Disposed	464.5% (price as of 2026-08-21)
Aug. 20, 2007	WLK	M	1,400	$14.50	$20,300	21,133 Direct	+7.09%	Acquired	990.1% (price as of 2026-08-21)
March 16, 2007	WLK	F	69	$27.55	$1,901	19,733 Direct	-0.35%	Disposed	473.8% (price as of 2026-08-21)
March 2, 2007	WLK	A	30,714	—	—	30,714 Direct	—	Acquired	(price as of 2026-08-21)
March 2, 2007	WLK	A	3,625	—	—	3,625 Direct	—	Acquired	(price as of 2026-08-21)
March 2, 2007	WLK	A	15,818	—	—	19,802 Direct	+397.04%	Acquired	(price as of 2026-08-21)
March 2, 2007	WLK	A	1,740	—	—	3,984 Direct	+77.54%	Acquired	(price as of 2026-08-21)
Nov. 7, 2006	WLK	M	4,866	—	—	4,867 Direct	-49.99%	Disposed	(price as of 2026-08-21)
Nov. 7, 2006	WLK	S	5,295	$32.22	$170,605	2,244 Direct	-70.23%	Disposed	390.6% (price as of 2026-08-21)
Nov. 7, 2006	WLK	M	4,866	$14.50	$70,557	7,539 Direct	+182.04%	Acquired	990.1% (price as of 2026-08-21)
Sept. 1, 2006	WLK	F	156	$29.83	$4,653	2,673 Direct	-5.51%	Disposed	429.9% (price as of 2026-08-21)
March 20, 2006	WLK	A	1,269	—	—	1,269 Direct	—	Acquired	(price as of 2026-08-21)
March 20, 2006	WLK	A	773	—	—	2,829 Direct	+37.60%	Acquired	(price as of 2026-08-21)
Sept. 9, 2005	WLK	A	2,709	—	—	2,709 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 9, 2005	WLK	A	1,756	—	—	2,056 Direct	+585.33%	Acquired	(price as of 2026-08-21)
Aug. 16, 2005	WLK	M	4,800	—	—	9,700 Direct	+97.96%	Acquired	(price as of 2026-08-21)
Aug. 16, 2005	WLK	S	1,800	$31.04	$55,872	300 Direct	-85.71%	Disposed	409.2% (price as of 2026-08-21)
Aug. 16, 2005	WLK	S	2,700	$30.90	$83,430	2,100 Direct	-56.25%	Disposed	411.6% (price as of 2026-08-21)
Aug. 16, 2005	WLK	S	300	$30.84	$9,252	4,800 Direct	-5.88%	Disposed	412.5% (price as of 2026-08-21)
Aug. 16, 2005	WLK	M	4,800	$14.50	$69,600	5,100 Direct	+1600.00%	Acquired	990.1% (price as of 2026-08-21)
March 8, 2005	WLK	G	300	—	—	300 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Aug. 16, 2004	WLK	A	14,500	—	—	14,500 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 16, 2004	WLK	A	100	—	—	600 Direct	+20.00%	Acquired	(price as of 2026-08-21)
Aug. 16, 2004	WLK	P	500	$14.50	$7,250	500 Direct	—	Acquired	990.1% (price as of 2026-08-21)

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. 19, 2008	WLK	Employee Option (right to buy)	Common Stock (10,911)	$19.29	Feb. 15, 2018	10,911	Acquired
Aug. 20, 2007	WLK	Common Stock	Common Stock (1,400)	$14.50	Aug. 16, 2014	1,400	Disposed
March 2, 2007	WLK	Employee Option (right to buy)	Common Stock (30,714)	$31.61	Feb. 23, 2017	30,714	Acquired
March 2, 2007	WLK	Employee Option (right to buy)	Common Stock (3,625)	$31.61	Feb. 23, 2017	3,625	Acquired
Nov. 7, 2006	WLK	Employee Option (right to buy) [F1]	Common Stock (4,866)	$14.50	Aug. 16, 2014	4,866	Disposed
March 20, 2006	WLK	Employee Option (right to buy)	Common Stock (1,269)	$36.10	March 15, 2016	1,269	Acquired
Sept. 9, 2005	WLK	Employee Option (right to buy)	Common Stock (2,709)	$27.22	Aug. 31, 2015	2,709	Acquired
Aug. 16, 2005	WLK	Employee Option (right to buy) [F1]	Common Stock (4,800)	$14.50	Aug. 16, 2014	4,800	Acquired
Aug. 16, 2004	WLK	Incentive Stock Option	Common Stock (14,500)	$14.50	Aug. 16, 2014	14,500	Acquired

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