Martin Demora Hale

Insider

First SEC filing: July 5, 2006 · Latest: July 5, 2006

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

IOSP selling Dec. 4, 2015

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 51 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

51 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 22, 2016	IOSP	A	441	—	—	19,373 Direct	+2.33%	Acquired	(price as of 2026-08-21)
Feb. 22, 2016	IOSP	A	1,030	$44.18	$45,505	18,932 Direct	+5.75%	Acquired	111.5% (price as of 2026-08-21)
Dec. 4, 2015	IOSP	S	5,000	$56.85	$284,250	181,480 Direct	-2.68%	Disposed	64.4% (price as of 2026-08-21)
Dec. 4, 2015	IOSP	S	2,500	$57.41	$143,525	186,480 Direct	-1.32%	Disposed	62.8% (price as of 2026-08-21)
Dec. 4, 2015	IOSP	S	2,500	$57.40	$143,500	188,980 Direct	-1.31%	Disposed	62.8% (price as of 2026-08-21)
Nov. 16, 2015	IOSP	G	1,500	—	—	191,480 Direct	-0.78%	Disposed	(price as of 2026-08-21)
Nov. 16, 2015	IOSP	G	1,500	—	—	191,480 Direct	-0.78%	Disposed	(price as of 2026-08-21)
March 4, 2015	IOSP	M	3,312	$9.96	$32,988	18,014 Direct	-15.53%	Disposed	838.3% (price as of 2026-08-21)
March 4, 2015	IOSP	M	3,312	$9.96	$32,988	192,980 Direct	+1.75%	Acquired	838.3% (price as of 2026-08-21)
Feb. 23, 2015	IOSP	A	444	—	—	21,326 Direct	+2.13%	Acquired	(price as of 2026-08-21)
Feb. 23, 2015	IOSP	A	1,035	$43.95	$45,488	20,882 Direct	+5.21%	Acquired	112.6% (price as of 2026-08-21)
Jan. 27, 2015	IOSP	M	3,340	$9.88	$32,999	19,847 Direct	-14.40%	Disposed	845.9% (price as of 2026-08-21)
Jan. 27, 2015	IOSP	M	3,340	$9.88	$32,999	189,668 Direct	+1.79%	Acquired	845.9% (price as of 2026-08-21)
Dec. 22, 2014	IOSP	G	1,980	—	—	186,328 Direct	-1.05%	Disposed	(price as of 2026-08-21)
Feb. 14, 2014	IOSP	A	1,089	$46.03	$50,127	23,187 Direct	+4.93%	Acquired	103.0% (price as of 2026-08-21)
Dec. 11, 2013	IOSP	G	1,800	—	—	188,308 Direct	-0.95%	Disposed	(price as of 2026-08-21)
Dec. 11, 2013	IOSP	G	1,200	—	—	188,908 Direct	-0.63%	Disposed	(price as of 2026-08-21)
July 5, 2013	IOSP	J	559	$40.18	$22,461	190,108 Direct	+0.29%	Acquired	132.6% (price as of 2026-08-21)
Feb. 20, 2013	IOSP	A	1,089	$41.31	$44,987	22,098 Direct	+5.18%	Acquired	126.2% (price as of 2026-08-21)
July 6, 2012	IOSP	J	759	$29.61	$22,474	189,549 Direct	+0.40%	Acquired	215.6% (price as of 2026-08-21)
July 6, 2012	IOSP	J	759	$26.01	$19,742	189,549 Direct	+0.40%	Acquired	259.3% (price as of 2026-08-21)
Feb. 23, 2012	IOSP	A	1,522	$29.56	$44,990	21,009 Direct	+7.81%	Acquired	216.1% (price as of 2026-08-21)
Dec. 8, 2011	IOSP	G	3,400	—	—	188,790 Direct	-1.77%	Disposed	(price as of 2026-08-21)
July 6, 2011	IOSP	J	297	$33.61	$9,982	192,190 Direct	+0.15%	Acquired	178.0% (price as of 2026-08-21)
Feb. 22, 2011	IOSP	A	1,660	$27.11	$45,003	19,487 Direct	+9.31%	Acquired	244.7% (price as of 2026-08-21)
Dec. 10, 2010	IOSP	G	2,400	—	—	191,893 Direct	-1.24%	Disposed	(price as of 2026-08-21)
July 2, 2010	IOSP	J	1,066	$9.38	$9,999	218,003 Direct	+0.49%	Acquired	896.3% (price as of 2026-08-21)
May 11, 2010	IOSP	M	830	—	—	216,937 Direct	+0.38%	Acquired	(price as of 2026-08-21)
May 11, 2010	IOSP	M	752	—	—	216,107 Direct	+0.35%	Acquired	(price as of 2026-08-21)
May 11, 2010	IOSP	M	830	—	—	17,827 Direct	-4.45%	Disposed	(price as of 2026-08-21)
May 11, 2010	IOSP	M	752	—	—	18,657 Direct	-3.87%	Disposed	(price as of 2026-08-21)
May 10, 2010	IOSP	M	12,660	$3.91	$49,501	215,355 Direct	+6.25%	Acquired	2290.0% (price as of 2026-08-21)
May 10, 2010	IOSP	M	12,660	$3.91	$49,501	19,409 Direct	-39.48%	Disposed	2290.0% (price as of 2026-08-21)
Feb. 17, 2010	IOSP	A	4,335	—	—	54,419 Direct	+8.66%	Acquired	(price as of 2026-08-21)
Dec. 31, 2009	IOSP	G	4,000	—	—	202,695 Direct	-1.94%	Disposed	(price as of 2026-08-21)
July 6, 2009	IOSP	J	930	$10.75	$9,998	206,695 Direct	+0.45%	Acquired	769.3% (price as of 2026-08-21)
March 24, 2009	IOSP	A	3,398	—	—	50,084 Direct	+7.28%	Acquired	(price as of 2026-08-21)
March 24, 2009	IOSP	A	3,398	—	—	50,084 Direct	+7.28%	Acquired	(price as of 2026-08-21)
July 7, 2008	IOSP	J	531	$18.82	$9,993	205,765 Direct	+0.26%	Acquired	396.5% (price as of 2026-08-21)
Feb. 25, 2008	IOSP	M	11,102	—	—	44,462 Direct	-19.98%	Disposed	(price as of 2026-08-21)
Feb. 25, 2008	IOSP	M	11,102	$9.80	$108,800	205,234 Direct	+5.72%	Acquired	853.6% (price as of 2026-08-21)
Feb. 25, 2008	IOSP	M	11,102	—	—	46,686 Direct	-19.21%	Disposed	(price as of 2026-08-21)
Feb. 25, 2008	IOSP	M	11,102	$9.80	$108,800	205,234 Direct	+5.72%	Acquired	853.6% (price as of 2026-08-21)
Feb. 20, 2008	IOSP	A	2,224	—	—	57,788 Direct	+4.00%	Acquired	(price as of 2026-08-21)
Feb. 21, 2007	IOSP	A	609	—	—	27,782 Direct	+2.24%	Acquired	(price as of 2026-08-21)
Dec. 13, 2006	IOSP	S	1,855	$47.26	$87,667	96,927 Direct	-1.88%	Disposed	295.5% (price as of 2026-08-21)
Dec. 13, 2006	IOSP	S	1,000	$47.24	$47,240	96,927 Direct	-1.02%	Disposed	295.6% (price as of 2026-08-21)
Dec. 12, 2006	IOSP	S	6,000	$47.17	$283,020	97,927 Direct	-5.77%	Disposed	296.2% (price as of 2026-08-21)
Dec. 7, 2006	IOSP	G	600	—	—	103,927 Direct	-0.57%	Disposed	(price as of 2026-08-21)
July 3, 2006	IOSP	J	324	$25.42	$8,236	104,527 Direct	+0.31%	Acquired	635.2% (price as of 2026-08-21)
Feb. 13, 2006	IOSP	A	1,656	—	—	27,173 Direct	+6.49%	Acquired	(price as of 2026-08-21)
July 21, 2005	IOSP	J	460	$17.90	$8,234	104,203 Direct	+0.44%	Acquired	944.1% (price as of 2026-08-21)
Feb. 17, 2005	IOSP	A	1,670	—	—	25,517 Direct	+7.00%	Acquired	(price as of 2026-08-21)
July 2, 2004	IOSP	J	312	$26.40	$8,237	103,743 Direct	+0.30%	Acquired	608.0% (price as of 2026-08-21)
Dec. 12, 2003	IOSP		1,000	$19.60	$19,600	128,431 Direct	-0.77%	Disposed	853.6% (price as of 2026-08-21)
Dec. 12, 2003	IOSP	S	2,000	$19.50	$39,000	128,431 Direct	-1.53%	Disposed	858.5% (price as of 2026-08-21)
Dec. 12, 2003	IOSP	S	2,000	$19.40	$38,800	128,431 Direct	-1.53%	Disposed	863.4% (price as of 2026-08-21)
Dec. 8, 2003	IOSP	S	5,000	$19.35	$96,750	128,431 Direct	-3.75%	Disposed	865.9% (price as of 2026-08-21)
Oct. 31, 2003	IOSP	J	42	—	—	128,431 Direct	+0.03%	Acquired	(price as of 2026-08-21)
Aug. 26, 2003	IOSP	J	121,979	—	—	128,389 Direct	+1902.95%	Acquired	(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. 22, 2016	IOSP	Stock Options	Common Stock (441)	$0.00	Feb. 22, 2026	441	Acquired
Feb. 22, 2016	IOSP	Stock Options	Common Stock (1,030)	$44.18	Feb. 22, 2026	1,030	Acquired
March 4, 2015	IOSP	Stock Options	Common Stock (3,312)	$9.96	Feb. 13, 2016	3,312	Disposed
Feb. 23, 2015	IOSP	Stock Options	Common Stock (444)	$0.00	Feb. 23, 2025	444	Acquired
Feb. 23, 2015	IOSP	Stock Options	Common Stock (1,035)	$43.95	Feb. 23, 2025	1,035	Acquired
Jan. 27, 2015	IOSP	Stock Options	Common Stock (3,340)	$9.88	Feb. 17, 2005	3,340	Disposed
Feb. 14, 2014	IOSP	Stock Options (NEDSOP)	Common Stock (1,089)	$46.03	Feb. 14, 2024	1,089	Acquired
Feb. 20, 2013	IOSP	Stock Option (NEDSOP)	Common Stock (1,089)	$41.31	Feb. 20, 2023	1,089	Acquired
Feb. 23, 2012	IOSP	Common Stock	Common Stock (1,522)	$29.56	Feb. 23, 2022	1,522	Acquired
Feb. 22, 2011	IOSP	Options	Common Stock (1,660)	$27.11	Feb. 22, 2021	1,660	Acquired
May 11, 2010	IOSP	Options	Common Stock (830)	$0.00	March 17, 2013	830	Disposed
May 11, 2010	IOSP	Options	common Stock (752)	$0.00	May 7, 2011	752	Disposed
May 10, 2010	IOSP	Options	Common Stock (12,660)	$3.91	May 10, 2010	12,660	Disposed
Feb. 17, 2010	IOSP	Options	Common Stock (4,335)	$0.00	Feb. 17, 2020	4,335	Acquired
March 24, 2009	IOSP	Options	Common Stock (3,398)	$4.62	March 24, 2019	3,398	Acquired
March 24, 2009	IOSP	Options	Common Stock (3,398)	$4.62	March 24, 2019	3,398	Acquired
Feb. 25, 2008	IOSP	Options	Common Stock (11,102)	$9.80	Aug. 3, 2008	11,102	Disposed
Feb. 25, 2008	IOSP	Options	Common Stock (11,102)	$9.80	Aug. 3, 2008	11,102	Disposed
Feb. 20, 2008	IOSP	Options	Common Stock (2,224)	$20.23	Feb. 20, 2018	2,224	Acquired
Feb. 21, 2007	IOSP	options	common stock (609)	$54.17	Feb. 21, 2017	609	Acquired
Feb. 13, 2006	IOSP	OPTIONS	COMMON STOCK (1,656)	$19.93	Feb. 13, 2016	1,656	Acquired
Feb. 17, 2005	IOSP	OPTIONS	COMMON STOCK (1,670)	$19.77	Feb. 17, 2015	1,670	Acquired

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