Irving H Tyler

Insider

First SEC filing: March 10, 2005 · Latest: March 10, 2005

On this page

Insider at

0 buys (P) 0 sells (S) Net: $0 + 6 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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 9, 2005	KWR	A	4,700	—	—	4,700 Direct	—	Acquired	(price as of 2026-08-21)
April 15, 2004	KWR	A	4,700	—	—	4,700 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 21, 2003	KWR	M	2,000	$14.72	$29,440	10,311 Direct	+24.06%	Acquired	1026.4% (price as of 2026-08-21)
Aug. 20, 2003	KWR	M	2,000	$14.34	$28,680	8,311 Direct	+31.69%	Acquired	1056.2% (price as of 2026-08-21)
Aug. 20, 2003	KWR	M	1,500	$15.00	$22,500	4,811 Direct	+45.30%	Acquired	1005.4% (price as of 2026-08-21)
Aug. 20, 2003	KWR	M	2,000	$13.50	$27,000	3,311 Direct	+152.56%	Acquired	1128.2% (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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
March 9, 2005	KWR	Stock Options (Right to buy)	Common Stock (4,700)	$21.97	March 9, 2012	4,700	Acquired
April 15, 2004	KWR	Stock Options (Right to buy)	Common Stock (4,700)	$26.05	April 15, 2011	4,700	Acquired

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