Brian Watt

Insider

First SEC filing: June 15, 2009 · Latest: June 15, 2009

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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

IOSP selling May 11, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 76 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

76 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 11, 2021	IOSP	M	2,016	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 11, 2021	IOSP	S	48	$101.74	$4,884	25,124 Direct	-0.19%	Disposed	-9.2% (price as of 2026-08-20)
May 11, 2021	IOSP	S	1,657	$101.22	$167,722	25,172 Direct	-6.18%	Disposed	-8.8% (price as of 2026-08-20)
May 11, 2021	IOSP	S	311	$100.05	$31,116	26,829 Direct	-1.15%	Disposed	-7.7% (price as of 2026-08-20)
May 11, 2021	IOSP	M	2,016	—	—	27,140 Direct	+8.02%	Acquired	(price as of 2026-08-20)
May 10, 2021	IOSP	M	634	—	—	2,016 Direct	-23.92%	Disposed	(price as of 2026-08-20)
May 10, 2021	IOSP	M	1,471	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 10, 2021	IOSP	S	114	$103.13	$11,757	25,124 Direct	-0.45%	Disposed	-10.5% (price as of 2026-08-20)
May 10, 2021	IOSP	S	520	$102.46	$53,279	25,238 Direct	-2.02%	Disposed	-9.9% (price as of 2026-08-20)
May 10, 2021	IOSP	M	634	—	—	25,758 Direct	+2.52%	Acquired	(price as of 2026-08-20)
May 10, 2021	IOSP	S	1,096	$101.49	$111,233	25,124 Direct	-4.18%	Disposed	-9.0% (price as of 2026-08-20)
May 10, 2021	IOSP	S	375	$100.54	$37,702	26,220 Direct	-1.41%	Disposed	-8.1% (price as of 2026-08-20)
May 10, 2021	IOSP	M	1,471	—	—	26,595 Direct	+5.85%	Acquired	(price as of 2026-08-20)
May 7, 2021	IOSP	M	725	$70.60	$51,185	25,849 Direct	+2.89%	Acquired	30.8% (price as of 2026-08-20)
May 7, 2021	IOSP	S	725	$101.27	$73,421	25,124 Direct	-2.80%	Disposed	-8.8% (price as of 2026-08-20)
May 7, 2021	IOSP	M	930	$68.20	$63,426	26,054 Direct	+3.70%	Acquired	35.4% (price as of 2026-08-20)
May 7, 2021	IOSP	M	136	$81.07	$11,026	25,260 Direct	+0.54%	Acquired	13.9% (price as of 2026-08-20)
May 7, 2021	IOSP	S	136	$101.68	$13,828	25,124 Direct	-0.54%	Disposed	-9.2% (price as of 2026-08-20)
May 7, 2021	IOSP	M	499	$81.07	$40,454	25,623 Direct	+1.99%	Acquired	13.9% (price as of 2026-08-20)
May 7, 2021	IOSP	S	499	$101.71	$50,753	25,124 Direct	-1.95%	Disposed	-9.2% (price as of 2026-08-20)
May 7, 2021	IOSP	M	2,063	—	—	27,187 Direct	+8.21%	Acquired	(price as of 2026-08-20)
May 7, 2021	IOSP	S	2,063	$101.86	$210,137	25,124 Direct	-7.59%	Disposed	-9.3% (price as of 2026-08-20)
May 7, 2021	IOSP	M	968	—	—	26,092 Direct	+3.85%	Acquired	(price as of 2026-08-20)
May 7, 2021	IOSP	S	968	$101.96	$98,697	25,124 Direct	-3.71%	Disposed	-9.4% (price as of 2026-08-20)
May 7, 2021	IOSP	M	725	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	930	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	499	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	2,063	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	968	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	1,791	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	M	136	—	—	499 Direct	-21.42%	Disposed	(price as of 2026-08-20)
May 7, 2021	IOSP	S	100	$103.02	$10,302	25,124 Direct	-0.40%	Disposed	-10.4% (price as of 2026-08-20)
May 7, 2021	IOSP	S	1,691	$102.29	$172,972	25,224 Direct	-6.28%	Disposed	-9.7% (price as of 2026-08-20)
May 7, 2021	IOSP	M	1,791	—	—	26,915 Direct	+7.13%	Acquired	(price as of 2026-08-20)
May 7, 2021	IOSP	S	930	$101.49	$94,386	25,124 Direct	-3.57%	Disposed	-9.0% (price as of 2026-08-20)
Feb. 22, 2021	IOSP	A	708	—	—	708 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	IOSP	A	236	—	—	236 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	IOSP	A	708	—	—	708 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	IOSP	A	236	—	—	25,124 Direct	+0.95%	Acquired	(price as of 2026-08-20)
Feb. 24, 2020	IOSP	A	262	—	—	262 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 24, 2020	IOSP	A	2,489	—	—	2,489 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 24, 2020	IOSP	A	291	—	—	291 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 20, 2019	IOSP	S	433	$97.21	$42,092	24,888 Direct	-1.71%	Disposed	-5.0% (price as of 2026-08-20)
Nov. 20, 2019	IOSP	S	2,567	$96.62	$248,024	25,321 Direct	-9.20%	Disposed	-4.4% (price as of 2026-08-20)
Aug. 22, 2019	IOSP	S	3,000	$84.16	$252,480	27,888 Direct	-9.71%	Disposed	9.7% (price as of 2026-08-20)
May 30, 2019	IOSP	S	31	$82.54	$2,559	30,888 Direct	-0.10%	Disposed	11.9% (price as of 2026-08-20)
May 30, 2019	IOSP	S	73	$82.53	$6,025	30,919 Direct	-0.24%	Disposed	11.9% (price as of 2026-08-20)
May 30, 2019	IOSP	S	1,896	$81.98	$155,434	30,992 Direct	-5.77%	Disposed	12.6% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	592	$44.18	$26,155	9,101 Direct	-6.11%	Disposed	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	702	$44.18	$31,014	9,693 Direct	-6.75%	Disposed	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	3,558	—	—	10,395 Direct	-25.50%	Disposed	(price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	448	$78.19	$35,029	32,888 Direct	-1.34%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	592	$44.18	$26,155	33,336 Direct	+1.81%	Acquired	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	397	$78.19	$31,041	32,744 Direct	-1.20%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	702	$44.18	$31,014	33,141 Direct	+2.16%	Acquired	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	1,672	$78.19	$130,734	32,439 Direct	-4.90%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	3,558	—	—	34,111 Direct	+11.65%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	499	$81.07	$40,454	12,593 Direct	+4.13%	Acquired	13.9% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	136	$81.07	$11,026	12,094 Direct	+1.14%	Acquired	13.9% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	2,857	—	—	11,958 Direct	+31.39%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	499	$81.07	$40,454	12,603 Direct	+4.12%	Acquired	13.9% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	136	$81.07	$11,026	12,104 Direct	+1.14%	Acquired	13.9% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	A	2,857	—	—	11,968 Direct	+31.36%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	582	$44.18	$25,713	9,111 Direct	-6.00%	Disposed	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	702	$44.18	$31,014	9,693 Direct	-6.75%	Disposed	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	3,558	—	—	10,395 Direct	-25.50%	Disposed	(price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	448	$78.19	$35,029	32,878 Direct	-1.34%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	582	$44.18	$25,713	33,326 Direct	+1.78%	Acquired	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	397	$78.19	$31,041	32,744 Direct	-1.20%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	702	$44.18	$31,014	33,141 Direct	+2.16%	Acquired	109.0% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	F	1,672	$78.19	$130,734	32,439 Direct	-4.90%	Disposed	18.1% (price as of 2026-08-20)
Feb. 25, 2019	IOSP	M	3,558	—	—	34,111 Direct	+11.65%	Acquired	(price as of 2026-08-20)
May 24, 2018	IOSP	S	3,500	$75.32	$263,620	30,553 Direct	-10.28%	Disposed	22.6% (price as of 2026-08-20)
May 24, 2018	IOSP	S	3,500	$75.32	$263,620	26,349 Direct	-11.73%	Disposed	22.6% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	191	$68.13	$13,013	30,190 Direct	-0.63%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	2,909	—	—	33,099 Direct	+9.64%	Acquired	(price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	1,367	$68.13	$93,134	31,732 Direct	-4.13%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	1,038	$68.13	$70,719	32,770 Direct	+3.27%	Acquired	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	860	$68.13	$58,592	31,910 Direct	-2.62%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	1,286	$41.31	$53,125	33,196 Direct	+4.03%	Acquired	123.6% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	1,018	$68.13	$69,356	32,178 Direct	-3.07%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	3,537	—	—	35,715 Direct	+10.99%	Acquired	(price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	1,662	$68.13	$113,232	34,053 Direct	-4.65%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	1,322	$43.95	$58,102	23,733 Direct	-5.28%	Disposed	110.1% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	283	$46.03	$13,026	23,450 Direct	-1.19%	Disposed	100.6% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	2,909	—	—	19,814 Direct	-12.80%	Disposed	(price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	1,038	$46.03	$47,779	18,776 Direct	-5.24%	Disposed	100.6% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	1,286	$41.31	$53,125	17,490 Direct	-6.85%	Disposed	123.6% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	M	3,537	—	—	13,953 Direct	-20.22%	Disposed	(price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	283	$68.13	$19,281	30,381 Direct	+0.94%	Acquired	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	F	1,073	$68.13	$73,103	30,098 Direct	-3.44%	Disposed	35.5% (price as of 2026-08-20)
Feb. 27, 2018	IOSP	A	1,322	$68.13	$90,068	31,171 Direct	+4.43%	Acquired	35.5% (price as of 2026-08-20)
Feb. 20, 2018	IOSP	A	4,184	—	—	25,055 Direct	+20.05%	Acquired	(price as of 2026-08-20)
Feb. 20, 2018	IOSP	A	930	$68.20	$63,426	20,871 Direct	+4.66%	Acquired	35.4% (price as of 2026-08-20)
Nov. 21, 2017	IOSP	M	881	$33.93	$29,892	19,941 Direct	-4.23%	Disposed	172.2% (price as of 2026-08-20)
Nov. 21, 2017	IOSP	A	881	$33.93	$29,892	20,822 Direct	+4.42%	Acquired	172.2% (price as of 2026-08-20)
Nov. 21, 2017	IOSP	G	441	—	—	29,849 Direct	-1.46%	Disposed	(price as of 2026-08-20)
Nov. 21, 2017	IOSP	S	440	$70.17	$30,875	30,290 Direct	-1.43%	Disposed	31.6% (price as of 2026-08-20)
Nov. 21, 2017	IOSP	M	881	$33.93	$29,892	30,730 Direct	+2.95%	Acquired	172.2% (price as of 2026-08-20)
May 22, 2017	IOSP	M	2,726	—	—	19,941 Direct	-12.03%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 212 transactions

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
May 11, 2021	IOSP	Stock Option	Common Stock (2,016)	$0.00	Feb. 20, 2028	2,016	Disposed
May 10, 2021	IOSP	Stock Option	Common Stock (634)	$0.00	Feb. 20, 2028	634	Disposed
May 10, 2021	IOSP	Stock Option	Common Stock (1,471)	$0.00	Feb. 21, 2027	1,471	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (725)	$70.60	Feb. 21, 2027	725	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (930)	$68.20	Feb. 20, 2028	930	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (499)	$81.07	Feb. 25, 2029	499	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (2,063)	$0.00	Feb. 25, 2029	2,063	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (968)	$0.00	Feb. 24, 2030	968	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (1,791)	$0.00	Feb. 21, 2027	1,791	Disposed
May 7, 2021	IOSP	Stock Option	Common Stock (136)	$81.07	Feb. 25, 2029	136	Disposed
Feb. 22, 2021	IOSP	stock option	Common Stock (708)	$99.85	Feb. 22, 2031	708	Acquired
Feb. 22, 2021	IOSP	stock option	Common Stock (236)	$0.00	Feb. 22, 2024	236	Acquired
Feb. 22, 2021	IOSP	Stock Option	Common Stock (708)	$99.85	Feb. 22, 2031	708	Acquired
Feb. 24, 2020	IOSP	Stock Option	stock option (262)	$95.70	Feb. 24, 2030	262	Acquired
Feb. 24, 2020	IOSP	stock option	stock option (2,489)	$0.00	Feb. 24, 2023	2,489	Acquired
Feb. 24, 2020	IOSP	Stock Option	stock option (291)	$95.70	Feb. 24, 2030	291	Acquired
Feb. 25, 2019	IOSP	Stock Option (CSOP B)	Common Stock (592)	$44.18	Feb. 22, 2026	592	Disposed
Feb. 25, 2019	IOSP	Stock Option (CSOP A)	Common Stock (702)	$44.18	Feb. 22, 2026	702	Disposed
Feb. 25, 2019	IOSP	Stock Option (PRSOP)	Common Stock (3,558)	$0.00	Feb. 22, 2026	3,558	Disposed
Feb. 25, 2019	IOSP	Stock Options (CSOP B)	Common Stock (499)	$81.07	Feb. 25, 2029	499	Acquired
Feb. 25, 2019	IOSP	Stock Options (CSOP A)	Common Stock (136)	$81.07	Feb. 25, 2029	136	Acquired
Feb. 25, 2019	IOSP	Stock Options (PRSOP)	Common Stock (2,857)	$0.00	Feb. 25, 2029	2,857	Acquired
Feb. 25, 2019	IOSP	Stock Options (CSOP B)	Common Stock (499)	$81.07	Feb. 25, 2029	499	Acquired
Feb. 25, 2019	IOSP	Stock Options (CSOP A)	Common Stock (136)	$81.07	Feb. 25, 2029	136	Acquired
Feb. 25, 2019	IOSP	Stock Options (PRSOP)	Common Stock (2,857)	$0.00	Feb. 25, 2029	2,857	Acquired
Feb. 25, 2019	IOSP	Stock Option (CSOP B)	Common Stock (582)	$44.18	Feb. 22, 2026	582	Disposed
Feb. 25, 2019	IOSP	Stock Option (CSOP A)	Common Stock (702)	$44.18	Feb. 22, 2026	702	Disposed
Feb. 25, 2019	IOSP	Stock Option (PRSOP)	Common Stock (3,558)	$0.00	Feb. 22, 2026	3,558	Disposed
Feb. 27, 2018	IOSP	Stock Options	Common Stock (1,322)	$43.95	Feb. 23, 2025	1,322	Disposed
Feb. 27, 2018	IOSP	Stock Options	Common Stock (283)	$46.03	Feb. 14, 2024	283	Disposed
Feb. 27, 2018	IOSP	Stock options	Common Stock (2,909)	$0.00	Feb. 23, 2025	2,909	Disposed
Feb. 27, 2018	IOSP	Stock Options	Common stock (1,038)	$46.03	Feb. 14, 2024	1,038	Disposed
Feb. 27, 2018	IOSP	Stock options	Common Stock (1,286)	$41.31	Feb. 20, 2023	1,286	Disposed
Feb. 27, 2018	IOSP	Stock Options	Common Stock (3,537)	$0.00	Feb. 20, 2023	3,537	Disposed
Feb. 20, 2018	IOSP	Stock Option	Common Stock (4,184)	$0.00	Feb. 20, 2028	4,184	Acquired
Feb. 20, 2018	IOSP	Stock Option	Common Stock (930)	$68.20	Feb. 20, 2028	930	Acquired
Nov. 21, 2017	IOSP	Stock Option	Common Stock (881)	$33.93	May 15, 2018	881	Disposed
Nov. 21, 2017	IOSP	Stock Option	Common Stock (881)	$33.93	May 15, 2018	881	Acquired
May 22, 2017	IOSP	Stock Option	Common Stock (2,726)	$0.00	Feb. 14, 2024	2,726	Disposed
March 13, 2017	IOSP	Stock Options	Common Stock (315)	$0.00	Feb. 21, 2024	315	Disposed
Feb. 21, 2017	IOSP	Stock Options	Common Stock (725)	$70.60	Feb. 21, 2027	725	Acquired
Feb. 21, 2017	IOSP	Stock Options	Common Stock (3,262)	$0.00	Feb. 21, 2027	3,262	Acquired
May 10, 2016	IOSP	Stock Options	Common Stock (445)	$0.00	May 10, 2023	445	Disposed
Feb. 22, 2016	IOSP	Stock Options	Common Stock (3,558)	$0.00	Feb. 22, 2026	3,558	Acquired
Feb. 22, 2016	IOSP	Stock Options	Common Stock (592)	$44.18	Feb. 22, 2026	592	Acquired
Feb. 22, 2016	IOSP	Stock Options	Common Stock (702)	$44.18	Feb. 22, 2026	702	Acquired
Feb. 24, 2015	IOSP	Stock Options	Common Stock (3,965)	$0.00	Feb. 23, 2022	3,965	Disposed
Feb. 24, 2015	IOSP	Stock Options	Common Stock (267)	$29.56	Feb. 23, 2022	267	Disposed
Feb. 24, 2015	IOSP	Stock Options	Common Stock (1,175)	$29.56	Feb. 23, 2022	1,175	Disposed
Feb. 23, 2015	IOSP	Stock Options	Common Stock (641)	$0.00	Feb. 23, 2022	641	Disposed
Feb. 23, 2015	IOSP	Stock Options	Common Stock (3,636)	$0.00	Feb. 23, 2025	3,636	Acquired
Feb. 23, 2015	IOSP	Stock Options	Common Stock (1,322)	$43.95	Feb. 23, 2025	1,322	Acquired
Feb. 25, 2014	IOSP	Stock Options (Co-Invest)	Common Stock (686)	$0.00	Feb. 25, 2021	686	Disposed
Feb. 21, 2014	IOSP	Stock Options (Co-Invest Match)	Common Stock (315)	$0.00	Feb. 21, 2024	315	Acquired
Feb. 14, 2014	IOSP	Stock Options (PRSOP)	Common Stock (3,634)	$0.00	Feb. 14, 2024	3,634	Acquired
Feb. 14, 2014	IOSP	Stock Options (CSOP B)	Common Stock (1,038)	$46.03	Feb. 14, 2024	1,038	Acquired
Feb. 14, 2014	IOSP	Stock Options (CSOP A)	Common Stock (283)	$46.03	Feb. 14, 2024	283	Acquired
Dec. 5, 2013	IOSP	Stock Options	Common Stock (1,248)	$11.73	May 31, 2014	1,248	Disposed
Dec. 5, 2013	IOSP	Stock Options [F1]	Common Stock (1,248)	$11.73	May 31, 2014	1,248	Acquired
Dec. 5, 2013	IOSP	Stock Options	Common Stock (1,248)	$14.03	May 31, 2014	1,248	Disposed
Dec. 5, 2013	IOSP	Stock Options [F1]	Common Stock (1,248)	$14.03	May 31, 2014	1,248	Acquired
Sept. 3, 2013	IOSP	Stock Options	Common Stock (15,000)	$0.00	Sept. 1, 2019	15,000	Disposed
May 10, 2013	IOSP	Stock Options	Common Stock (445)	$0.00	May 10, 2023	445	Acquired
May 9, 2013	IOSP	Stock Options	Common Stock (4,535)	$0.00	March 24, 2019	4,535	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (9,311)	$0.00	March 17, 2020	9,311	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (10,000)	$0.00	Sept. 1, 2019	10,000	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (1,731)	$4.62	March 24, 2019	1,731	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (158)	$27.08	Feb. 21, 2017	158	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (2,434)	$10.38	March 17, 2020	2,434	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (536)	$4.62	March 24, 2019	536	Disposed
May 9, 2013	IOSP	Stock Options	Common Stock (442)	$27.08	Feb. 21, 2017	442	Disposed
Feb. 26, 2013	IOSP	Stock Options	Common Stock (3,562)	$0.00	Feb. 25, 2020	3,562	Disposed
Feb. 20, 2013	IOSP	Stock Options (PRSOP)	Common Stock (3,537)	$0.00	Feb. 20, 2023	3,537	Acquired
Feb. 20, 2013	IOSP	Stock Options (CSOP B)	Common Stock (1,286)	$41.31	Feb. 20, 2023	1,286	Acquired
Feb. 23, 2012	IOSP	Stock Option	Common Stock (3,965)	$0.00	Feb. 23, 2022	3,965	Acquired
Feb. 23, 2012	IOSP	Stock Option	Common Stock (267)	$29.56	Feb. 23, 2022	267	Acquired
Feb. 23, 2012	IOSP	Stock Option	Common Stock (1,175)	$29.56	Feb. 23, 2022	1,175	Acquired
Feb. 23, 2012	IOSP	Stock Option	Common Stock (641)	$0.00	Feb. 23, 2022	641	Acquired
May 18, 2011	IOSP	Stock Options	Common Stock (1,500)	$20.23	Feb. 20, 2011	1,500	Disposed
May 18, 2011	IOSP	Stock Options	Common Stock (1,150)	$9.96	Feb. 13, 2016	1,150	Disposed
Feb. 25, 2011	IOSP	Stock Options	Common Stock (686)	$0.00	Feb. 25, 2021	686	Acquired
Feb. 22, 2011	IOSP	Options	Common Stock (750)	$0.00	Feb. 20, 2018	750	Disposed
Feb. 22, 2011	IOSP	Options	Common Stock (3,070)	$0.00	Feb. 13, 2016	3,070	Disposed
March 20, 2010	IOSP	Options	Common Stock (200)	$0.00	March 12, 2017	200	Disposed
Feb. 25, 2010	IOSP	Options	Common Stock (3,562)	$0.00	Feb. 25, 2020	3,562	Acquired
Feb. 19, 2010	IOSP	Options	Common Stock (1,200)	$0.00	Feb. 20, 2015	1,200	Disposed
Feb. 19, 2010	IOSP	Options	Common Stock (900)	$0.00	May 12, 2014	900	Disposed
Feb. 17, 2010	IOSP	Options	Common Stock (9,311)	$0.00	Feb. 17, 2020	9,311	Acquired
Feb. 17, 2010	IOSP	Options	Common Stock (2,434)	$10.38	Feb. 17, 2020	2,434	Acquired
Sept. 1, 2009	IOSP	Options	Common Stock (15,000)	$0.00	Sept. 1, 2019	15,000	Acquired
Sept. 1, 2009	IOSP	Options	Common Stock (10,000)	$0.00	Sept. 1, 2019	10,000	Acquired

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

Initial ownership (Form 3) 14 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
June 15, 2009	IOSP	Common Stock	1,330	Direct
June 15, 2009	IOSP	Options→ Common Stock (1,150)	1,150	Direct
June 15, 2009	IOSP	Options→ Common Stock (442)	442	Direct
June 15, 2009	IOSP	Options→ Common Stock (1,500)	1,500	Direct
June 15, 2009	IOSP	Options→ Common Stock (536)	536	Direct
June 15, 2009	IOSP	Options→ Common Stock (158)	158	Direct
June 15, 2009	IOSP	Options→ Common Stock (1,731)	1,731	Direct
June 15, 2009	IOSP	Options→ Common Stock (900)	900	Direct
June 15, 2009	IOSP	Options→ Common Stock (1,200)	1,200	Direct
June 15, 2009	IOSP	Options→ Common Stock (3,070)	3,070	Direct
June 15, 2009	IOSP	Options→ Common Stock (1,700)	1,700	Direct
June 15, 2009	IOSP	Options→ Common Stock (3,000)	3,000	Direct
June 15, 2009	IOSP	Options→ Common Stock (4,535)	4,535	Direct
June 15, 2009	IOSP	Options→ Common Stock (200)	200	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

IOSP

President, Corporate Development and Investor Relations

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2020	$287,568	$73,461	—	—	$480,000	—	$86,656	$1,198,037
2019	$278,972	—	—	—	$267,928	—	$83,615	$920,972
2018	$269,120	—	—	—	$235,827	—	$78,553	$924,083

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.