Geoffrey John Hignett

Insider

First SEC filing: Jan. 14, 2005 · Latest: Jan. 14, 2005

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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.

Insider at

IOSP selling March 3, 2004

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 16 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

16 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 20, 2005	IOSP	E	450	—	—	17,465 Direct	-2.51%	Disposed	(price as of 2026-08-21)
May 12, 2004	IOSP	A	2,250	—	—	18,614 Direct	+13.75%	Acquired	(price as of 2026-08-21)
May 12, 2004	IOSP	A	750	—	—	16,364 Direct	+4.80%	Acquired	(price as of 2026-08-21)
March 3, 2004	IOSP	M	3,898	—	—	15,614 Direct	-19.98%	Disposed	(price as of 2026-08-21)
March 3, 2004	IOSP	M	3,624	—	—	19,512 Direct	-15.66%	Disposed	(price as of 2026-08-21)
March 3, 2004	IOSP	M	9,876	—	—	23,136 Direct	-29.92%	Disposed	(price as of 2026-08-21)
March 3, 2004	IOSP	M	20,746	—	—	33,012 Direct	-38.59%	Disposed	(price as of 2026-08-21)
March 3, 2004	IOSP	S	38,144	$28.28	$1,078,712	1,161 Direct	-97.05%	Disposed	560.9% (price as of 2026-08-21)
March 3, 2004	IOSP	M	3,898	—	—	39,305 Direct	+11.01%	Acquired	(price as of 2026-08-21)
March 3, 2004	IOSP	M	9,876	$7.81	$77,132	35,407 Direct	+38.68%	Acquired	2293.1% (price as of 2026-08-21)
March 3, 2004	IOSP	M	24,370	$13.28	$323,634	25,531 Direct	+2099.05%	Acquired	1307.4% (price as of 2026-08-21)
March 2, 2004	IOSP	M	6,311	—	—	53,758 Direct	-10.51%	Disposed	(price as of 2026-08-21)
March 2, 2004	IOSP	M	17,589	—	—	60,069 Direct	-22.65%	Disposed	(price as of 2026-08-21)
March 2, 2004	IOSP	S	23,900	$27.99	$668,961	1,161 Direct	-95.37%	Disposed	567.7% (price as of 2026-08-21)
March 2, 2004	IOSP	M	6,311	$13.28	$83,810	25,061 Direct	+33.66%	Acquired	1307.4% (price as of 2026-08-21)
March 2, 2004	IOSP	M	17,589	$7.81	$137,370	18,750 Direct	+1514.99%	Acquired	2293.1% (price as of 2026-08-21)
March 1, 2004	IOSP	M	8,400	—	—	77,658 Direct	-9.76%	Disposed	(price as of 2026-08-21)
March 1, 2004	IOSP	S	8,400	$27.74	$233,016	1,161 Direct	-87.86%	Disposed	573.8% (price as of 2026-08-21)
March 1, 2004	IOSP	M	8,400	$7.81	$65,604	9,561 Direct	+723.51%	Acquired	2293.1% (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. 20, 2005	IOSP	OPTIONS	COMMON STOCK (450)	$0.00	Feb. 20, 2012	450	Disposed
May 12, 2004	IOSP	OPTIONS	COMMON STOCK (2,250)	$0.00	May 12, 2014	2,250	Acquired
May 12, 2004	IOSP	OPTIONS	COMMON STOCK (750)	$23.00	May 12, 2014	750	Acquired
March 3, 2004	IOSP	OPTIONS	COMMON STOCK (3,898)	$0.00	May 10, 2010	3,898	Disposed
March 3, 2004	IOSP	OPTIONS	COMMON STOCK (3,624)	$13.28	Aug. 8, 2009	3,624	Disposed
March 3, 2004	IOSP	OPTIONS	COMMON STOCK (9,876)	$7.81	May 10, 2010	9,876	Disposed
March 3, 2004	IOSP	OPTIONS	COMMON STOCK (20,746)	$13.28	Aug. 8, 2009	20,746	Disposed
March 2, 2004	IOSP	OPTIONS	COMMON STOCK (6,311)	$13.28	Aug. 8, 2009	6,311	Disposed
March 2, 2004	IOSP	OPTIONS	COMMON STOCK (17,589)	$7.81	May 10, 2010	17,589	Disposed
March 1, 2004	IOSP	OPTIONS	COMMON STOCK (8,400)	$7.81	May 10, 2010	8,400	Disposed

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