William A. Schromm

Insider

First SEC filing: Aug. 30, 2018 · Latest: Aug. 30, 2018

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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 82 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

82 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Nov. 13, 2020	ON	S	104,462	$27.96	$2,920,758	489,025 Direct	-17.60%	Disposed	168.5% (price as of 2026-08-20)
Oct. 9, 2020	ON	S 10b5-1	95,285	$25.89	$2,466,929	593,487 Direct	-13.83%	Disposed	190.0% (price as of 2026-08-20)
March 6, 2020	ON	F	5,790	$17.28	$100,051	714,031 Direct	-0.80%	Disposed	334.5% (price as of 2026-08-20)
March 6, 2020	ON	F	25,259	$17.28	$436,476	688,772 Direct	-3.54%	Disposed	334.5% (price as of 2026-08-20)
March 5, 2020	ON	F	4,415	$17.83	$78,719	719,821 Direct	-0.61%	Disposed	321.1% (price as of 2026-08-20)
March 4, 2020	ON	F	4,434	$18.73	$83,049	724,236 Direct	-0.61%	Disposed	300.8% (price as of 2026-08-20)
March 2, 2020	ON	A	51,770	—	—	728,670 Direct	+7.65%	Acquired	(price as of 2026-08-20)
Jan. 14, 2020	ON	S 10b5-1	9,513	$25.50	$242,582	676,900 Direct	-1.39%	Disposed	194.4% (price as of 2026-08-20)
Jan. 2, 2020	ON	S 10b5-1	10,000	$25.00	$250,000	686,413 Direct	-1.44%	Disposed	200.3% (price as of 2026-08-20)
Dec. 19, 2019	ON	S 10b5-1	10,000	$24.00	$240,000	696,413 Direct	-1.42%	Disposed	212.8% (price as of 2026-08-20)
Dec. 12, 2019	ON	S 10b5-1	10,000	$23.00	$230,000	706,413 Direct	-1.40%	Disposed	226.4% (price as of 2026-08-20)
Nov. 5, 2019	ON	S 10b5-1	10,000	$22.01	$220,100	716,413 Direct	-1.38%	Disposed	241.1% (price as of 2026-08-20)
Oct. 28, 2019	ON	S 10b5-1	20,000	$20.50	$410,000	726,413 Direct	-2.68%	Disposed	266.2% (price as of 2026-08-20)
Aug. 5, 2019	ON	A	67,458	—	—	761,406 Direct	+9.72%	Acquired	(price as of 2026-08-20)
Aug. 5, 2019	ON	F	14,993	$17.85	$267,625	746,413 Direct	-1.97%	Disposed	320.6% (price as of 2026-08-20)
March 7, 2019	ON	F	13,978	$21.33	$298,151	735,883 Direct	-1.86%	Disposed	252.0% (price as of 2026-08-20)
March 7, 2019	ON	F	41,935	$21.33	$894,474	693,948 Direct	-5.70%	Disposed	252.0% (price as of 2026-08-20)
March 6, 2019	ON	F	7,848	$21.40	$167,947	749,861 Direct	-1.04%	Disposed	250.8% (price as of 2026-08-20)
March 5, 2019	ON	F	4,501	$21.84	$98,302	757,709 Direct	-0.59%	Disposed	243.8% (price as of 2026-08-20)
March 4, 2019	ON	A	44,709	—	—	762,210 Direct	+6.23%	Acquired	(price as of 2026-08-20)
Aug. 28, 2018	COHR	A	4,020	—	—	4,020 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 28, 2018	COHR	A	1,608	—	—	12,069 Direct	+15.37%	Acquired	(price as of 2026-08-20)
Aug. 1, 2018	ON	A	117,956	—	—	745,251 Direct	+18.80%	Acquired	(price as of 2026-08-20)
Aug. 1, 2018	ON	F	27,750	$22.26	$617,715	717,501 Direct	-3.72%	Disposed	237.3% (price as of 2026-08-20)
March 7, 2018	ON	F	14,796	$25.76	$381,145	627,295 Direct	-2.30%	Disposed	191.4% (price as of 2026-08-20)
March 6, 2018	ON	F	7,063	$25.47	$179,895	642,091 Direct	-1.09%	Disposed	194.8% (price as of 2026-08-20)
March 5, 2018	ON	A	44,972	$24.46	$1,100,015	649,154 Direct	+7.44%	Acquired	206.9% (price as of 2026-08-20)
March 2, 2018	ON	F	4,093	$24.43	$99,992	608,356 Direct	-0.67%	Disposed	207.3% (price as of 2026-08-20)
March 2, 2018	ON	F	4,174	$24.43	$101,971	604,182 Direct	-0.69%	Disposed	207.3% (price as of 2026-08-20)
Nov. 15, 2017	ON	M	54,366	$8.40	$456,674	666,815 Direct	+8.88%	Acquired	793.7% (price as of 2026-08-20)
Nov. 15, 2017	ON	S	54,366	$21.18	$1,151,472	612,449 Direct	-8.15%	Disposed	254.5% (price as of 2026-08-20)
Nov. 15, 2017	ON	M	54,366	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 1, 2017	ON	F	4,806	$17.25	$82,904	612,449 Direct	-0.78%	Disposed	335.2% (price as of 2026-08-20)
Aug. 18, 2017	COHR	A	2,280	—	—	10,461 Direct	+27.87%	Acquired	(price as of 2026-08-20)
Aug. 18, 2017	COHR	A	5,700	—	—	5,700 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 7, 2017	ON	A	188,680	—	—	661,642 Direct	+39.89%	Acquired	(price as of 2026-08-20)
Aug. 7, 2017	ON	F	44,387	$16.33	$724,840	617,255 Direct	-6.71%	Disposed	359.7% (price as of 2026-08-20)
March 7, 2017	ON	F	14,796	$15.29	$226,231	472,962 Direct	-3.03%	Disposed	391.0% (price as of 2026-08-20)
March 6, 2017	ON	A	58,978	—	—	487,758 Direct	+13.75%	Acquired	(price as of 2026-08-20)
March 3, 2017	ON	F	4,628	$15.21	$70,392	438,035 Direct	-1.05%	Disposed	393.6% (price as of 2026-08-20)
March 3, 2017	ON	F	9,255	$15.21	$140,769	428,780 Direct	-2.11%	Disposed	393.6% (price as of 2026-08-20)
March 2, 2017	ON	F	4,658	$15.16	$70,615	442,663 Direct	-1.04%	Disposed	395.2% (price as of 2026-08-20)
Feb. 8, 2017	ON	S 10b5-1	1,453	$14.00	$20,342	447,321 Direct	-0.32%	Disposed	436.3% (price as of 2026-08-20)
Jan. 25, 2017	ON	S 10b5-1	18,547	$14.00	$259,658	448,774 Direct	-3.97%	Disposed	436.3% (price as of 2026-08-20)
Dec. 15, 2016	ON	M	60,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2016	ON	S 10b5-1	60,000	$13.00	$780,000	467,321 Direct	-11.38%	Disposed	477.5% (price as of 2026-08-20)
Dec. 15, 2016	ON	M	60,000	$5.93	$355,800	527,321 Direct	+12.84%	Acquired	1166.0% (price as of 2026-08-20)
Dec. 14, 2016	ON	S 10b5-1	19,076	$12.50	$238,450	467,321 Direct	-3.92%	Disposed	500.6% (price as of 2026-08-20)
Dec. 12, 2016	ON	M	60,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 12, 2016	ON	S 10b5-1	60,000	$12.12	$727,200	486,397 Direct	-10.98%	Disposed	519.4% (price as of 2026-08-20)
Dec. 12, 2016	ON	M	60,000	$9.21	$552,600	546,397 Direct	+12.34%	Acquired	715.1% (price as of 2026-08-20)
Sept. 2, 2016	ON	F	4,539	$11.03	$50,065	486,397 Direct	-0.92%	Disposed	580.6% (price as of 2026-08-20)
Aug. 20, 2016	COHR	A	9,240	—	—	9,240 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 20, 2016	COHR	A	3,696	$21.67	$80,092	8,181 Direct	+82.41%	Acquired	1194.0% (price as of 2026-08-20)
Aug. 8, 2016	ON	F	4,176	$10.11	$42,219	490,936 Direct	-0.84%	Disposed	642.6% (price as of 2026-08-20)
Aug. 8, 2016	ON	A	27,792	—	—	495,112 Direct	+5.95%	Acquired	(price as of 2026-08-20)
March 25, 2016	ON	F	7,177	$9.39	$67,392	467,320 Direct	-1.51%	Disposed	699.5% (price as of 2026-08-20)
March 25, 2016	ON	F	4,593	$9.39	$43,128	474,497 Direct	-0.96%	Disposed	699.5% (price as of 2026-08-20)
March 7, 2016	ON	A	94,340	—	—	479,090 Direct	+24.52%	Acquired	(price as of 2026-08-20)
March 3, 2016	ON	F	8,571	$8.94	$76,625	384,750 Direct	-2.18%	Disposed	739.8% (price as of 2026-08-20)
March 3, 2016	ON	F	4,286	$8.94	$38,317	393,321 Direct	-1.08%	Disposed	739.8% (price as of 2026-08-20)
March 2, 2016	ON	F	4,113	$8.82	$36,277	397,607 Direct	-1.02%	Disposed	751.2% (price as of 2026-08-20)
Sept. 2, 2015	ON	F	4,561	$9.37	$42,737	401,720 Direct	-1.12%	Disposed	701.2% (price as of 2026-08-20)
Aug. 24, 2015	ON	M	18,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 24, 2015	ON	S	18,000	$9.32	$167,760	406,281 Direct	-4.24%	Disposed	705.5% (price as of 2026-08-20)
Aug. 24, 2015	ON	M	18,000	$6.83	$122,940	424,281 Direct	+4.43%	Acquired	999.2% (price as of 2026-08-20)
Aug. 15, 2015	COHR	A	8,970	—	—	8,970 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 15, 2015	COHR	A	4,485	$17.84	$80,012	4,485 Direct	—	Acquired	1471.8% (price as of 2026-08-20)
March 25, 2015	ON	F	8,324	$11.90	$99,056	406,281 Direct	-2.01%	Disposed	530.9% (price as of 2026-08-20)
March 25, 2015	ON	F	6,824	$11.90	$81,206	414,605 Direct	-1.62%	Disposed	530.9% (price as of 2026-08-20)
March 5, 2015	ON	F	2,723	$13.04	$35,508	421,429 Direct	-0.64%	Disposed	475.7% (price as of 2026-08-20)
March 3, 2015	ON	F	4,286	$12.87	$55,161	424,152 Direct	-1.00%	Disposed	483.3% (price as of 2026-08-20)
March 2, 2015	ON	A	41,794	—	—	428,438 Direct	+10.81%	Acquired	(price as of 2026-08-20)
Feb. 27, 2015	ON	F	8,619	$12.75	$109,892	386,644 Direct	-2.18%	Disposed	488.8% (price as of 2026-08-20)
Feb. 27, 2015	ON	F	401	$12.75	$5,113	395,263 Direct	-0.10%	Disposed	488.8% (price as of 2026-08-20)
Feb. 27, 2015	ON	A	1,132	—	—	395,664 Direct	+0.29%	Acquired	(price as of 2026-08-20)
Feb. 27, 2015	ON	A	85,562	—	—	394,532 Direct	+27.69%	Acquired	(price as of 2026-08-20)
Feb. 6, 2015	ON	S 10b5-1	10,000	$11.00	$110,000	308,970 Direct	-3.14%	Disposed	582.5% (price as of 2026-08-20)
Jan. 13, 2015	ON	S 10b5-1	35,000	$10.50	$367,500	318,970 Direct	-9.89%	Disposed	615.0% (price as of 2026-08-20)
Dec. 4, 2014	ON	S 10b5-1	35,000	$10.00	$350,000	223,801 Direct	-13.52%	Disposed	650.8% (price as of 2026-08-20)
Oct. 30, 2014	ON	F	2,044	$8.01	$16,372	258,801 Direct	-0.78%	Disposed	837.3% (price as of 2026-08-20)
Oct. 30, 2014	ON	A	6,794	$8.01	$54,420	260,845 Direct	+2.67%	Acquired	837.3% (price as of 2026-08-20)
Sept. 8, 2014	ON	M	20,000	—	—	60,000 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Sept. 8, 2014	ON	D	20,000	$9.93	$198,600	254,051 Direct	-7.30%	Disposed	656.0% (price as of 2026-08-20)
Sept. 8, 2014	ON	M	20,000	$5.93	$118,600	274,051 Direct	+7.87%	Acquired	1166.0% (price as of 2026-08-20)
Sept. 4, 2014	ON	M	7,776	—	—	18,000 Direct	-30.17%	Disposed	(price as of 2026-08-20)
Sept. 4, 2014	ON	D	7,776	$9.83	$76,438	254,051 Direct	-2.97%	Disposed	663.7% (price as of 2026-08-20)
Sept. 4, 2014	ON	M	7,776	$6.83	$53,110	261,827 Direct	+3.06%	Acquired	999.2% (price as of 2026-08-20)
Sept. 3, 2014	ON	M	1,224	—	—	25,776 Direct	-4.53%	Disposed	(price as of 2026-08-20)
Sept. 3, 2014	ON	D	1,224	$9.83	$12,032	254,051 Direct	-0.48%	Disposed	663.7% (price as of 2026-08-20)
Sept. 3, 2014	ON	M	1,224	$6.83	$8,360	255,275 Direct	+0.48%	Acquired	999.2% (price as of 2026-08-20)
Sept. 2, 2014	ON	A	30,644	$9.79	$300,005	254,051 Direct	+13.72%	Acquired	666.9% (price as of 2026-08-20)
May 3, 2012	ON	F	6,424	$8.39	$53,897	211,002 Direct	-2.95%	Disposed	794.8% (price as of 2026-08-20)
May 3, 2012	ON	A	22,034	$8.39	$184,865	217,426 Direct	+11.28%	Acquired	794.8% (price as of 2026-08-20)
March 5, 2012	ON	A	54,366	—	—	54,366 Direct	—	Acquired	(price as of 2026-08-20)
March 5, 2012	ON	A	27,182	—	—	195,392 Direct	+16.16%	Acquired	(price as of 2026-08-20)
Feb. 22, 2012	ON	F	6,702	$9.04	$60,586	168,210 Direct	-3.83%	Disposed	730.5% (price as of 2026-08-20)
Feb. 22, 2012	ON	F	5,830	$9.04	$52,703	174,912 Direct	-3.23%	Disposed	730.5% (price as of 2026-08-20)
Feb. 22, 2012	ON	A	20,000	$9.04	$180,800	180,742 Direct	+12.44%	Acquired	730.5% (price as of 2026-08-20)
Feb. 22, 2012	ON	A	22,034	$9.04	$199,187	160,742 Direct	+15.89%	Acquired	730.5% (price as of 2026-08-20)

Showing latest 100 of 202 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
Aug. 28, 2018	COHR	Option (Right to Buy)	Common Stock (4,020)	$49.90	Aug. 28, 2028	4,020	Acquired
Nov. 15, 2017	ON	Stock Option (Right to Buy) [F2]	Common (54,366)	$8.40	March 5, 2019	54,366	Disposed
Aug. 18, 2017	COHR	Option (Right to Buy)	Common Stock (5,700)	$35.25	Aug. 18, 2027	5,700	Acquired
Dec. 15, 2016	ON	Stock Option (right to buy)	Common (60,000)	$5.93	March 3, 2018	60,000	Disposed
Dec. 12, 2016	ON	Stock Option (right to buy)	Common (60,000)	$9.21	March 5, 2017	60,000	Disposed
Aug. 20, 2016	COHR	Option (Right to Buy)	Common Stock (9,240)	$21.67	Aug. 20, 2026	9,240	Acquired
Aug. 24, 2015	ON	Stock Option (right to buy)	Common (18,000)	$6.83	March 23, 2016	18,000	Disposed
Aug. 15, 2015	COHR	Option (Right to buy)	Common Stock (8,970)	$17.84	Aug. 15, 2025	8,970	Acquired
Sept. 8, 2014	ON	Stock Option (right to buy)	Common (20,000)	$5.93	March 3, 2018	20,000	Disposed
Sept. 4, 2014	ON	Stock Option (right to buy)	Common (7,776)	$6.83	March 23, 2016	7,776	Disposed
Sept. 3, 2014	ON	Stock Option (right to buy)	Common (1,224)	$6.83	March 23, 2016	1,224	Disposed
March 5, 2012	ON	Stock Option (Right to Buy)	Common (54,366)	$8.40	March 5, 2022	54,366	Acquired
Jan. 14, 2011	ON	Stock Option (right to buy)	Common (5,000)	$4.80	Feb. 17, 2015	5,000	Disposed
Jan. 12, 2011	ON	Stock Option (right to buy)	Common (8,000)	$7.02	Feb. 5, 2014	8,000	Disposed
Jan. 12, 2011	ON	Stock Option (right to buy)	Common (8,000)	$3.22	Jan. 24, 2012	8,000	Disposed
Dec. 2, 2010	ON	Stock Option (Right to Buy)	Common (30,000)	$6.12	Feb. 21, 2011	30,000	Disposed
Sept. 10, 2009	ON	Stock Option (right to buy)	Common (16,000)	$2.71	July 17, 2012	16,000	Disposed
March 3, 2008	ON	Stock Option (right to buy)	Common (80,000)	$5.93	March 3, 2018	80,000	Acquired
April 27, 2007	ON	Stock Option (right to buy)	Common (18,000)	$6.12	Feb. 21, 2011	18,000	Disposed
April 27, 2007	ON	Stock Option (right to buy)	Common (9,000)	$7.02	Feb. 5, 2014	9,000	Disposed
April 27, 2007	ON	Stock Option (right to buy)	Common (10,000)	$3.86	July 18, 2011	10,000	Disposed
April 27, 2007	ON	Stock Option (right to buy)	Common (8,000)	$3.22	Jan. 24, 2012	8,000	Disposed
April 25, 2007	ON	Stock Option (right to buy)	Common (15,000)	$2.71	July 17, 2012	15,000	Disposed
March 5, 2007	ON	Stock Option (right to buy)	Common (60,000)	$9.21	March 5, 2017	60,000	Acquired
Feb. 14, 2007	ON	Stock Option (right to buy)	Common (4,500)	$1.50	Sept. 9, 2009	4,500	Disposed
Feb. 14, 2007	ON	Stock Option (right to buy)	Common (2,750)	$1.25	Feb. 5, 2013	2,750	Disposed
Feb. 2, 2007	ON	Stock Option (right to buy)	Common (4,500)	$4.80	Feb. 17, 2015	4,500	Disposed
Feb. 1, 2007	ON	Stock Option (Right to Buy)	Common (30,000)	$6.12	Feb. 21, 2011	30,000	Disposed
Feb. 1, 2007	ON	Stock Option (right to buy)	Common (17,000)	$6.12	Feb. 21, 2011	17,000	Disposed
Feb. 1, 2007	ON	Stock Option (right to buy)	Common (4,500)	$1.50	Sept. 9, 2009	4,500	Disposed
Jan. 25, 2007	ON	Stock Option (right to buy)	Common (10,000)	$3.86	July 18, 2011	10,000	Disposed
Jan. 8, 2007	ON	Stock Option (right to buy)	Common (9,000)	$3.22	Jan. 24, 2012	9,000	Disposed
Dec. 12, 2006	ON	Stock Option (right to buy)	Common (10,000)	$2.71	July 17, 2012	10,000	Disposed
Dec. 7, 2006	ON	Stock Option (right to buy)	Common (2,750)	$1.25	Feb. 5, 2013	2,750	Disposed

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

Initial ownership (Form 3) 20 holdings

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

Date	Ticker	Security	Shares	Ownership
Jan. 15, 2015	ON	Common	353,576	Direct
Sept. 4, 2014	ON	Common	223,407	Direct
Sept. 4, 2014	ON	Stock Option (right to buy)→ Common (80,000)	80,000	Direct
Sept. 4, 2014	ON	Stock Option (right to buy)→ Common (27,000)	27,000	Direct
Sept. 4, 2014	ON	Stock Option (Right to Buy)→ Common (54,366)	54,366	Direct
Sept. 4, 2014	ON	Stock Option (right to buy)→ Common (60,000)	60,000	Direct
July 13, 2006	ON	Stock Option (right to buy)→ Common Stock	—	Direct
July 13, 2006	ON	Stock Option (right to buy)→ Common Stock	—	Direct
July 13, 2006	ON	Stock Option (right to buy)→ Common Stock	—	Direct
May 31, 2006	ON	Common Stock [F1]	3,696	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (30,000)	30,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (50)	50	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (95,000)	95,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (20,000)	20,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (25,000)	25,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (50,000)	50,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (11,000)	11,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (17,000)	17,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (18,000)	18,000	Direct
May 31, 2006	ON	Stock Option (right to buy)→ Common Stock (27,000)	27,000	Direct

Compensation (DEF 14A)

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

ON

President and ChiefOperating Officer

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2019	$556,154	$0	—	—	$0	$0	$45,783	$3,786,985
2018	$535,769	$0	—	—	$556,085	$0	$44,474	$4,436,373
2017	$500,831	$0	—	—	$655,044	$0	$42,725	$3,898,613

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