Mary A Winston

Insider

First SEC filing: Feb. 11, 2022 · Latest: June 12, 2026

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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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 95 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

95 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 11, 2026	CMG	A	6,880	$31.25	$215,000	37,682 Direct	+22.34%	Acquired	9.7% (price as of 2026-08-20)
June 11, 2025	CMG	A	4,152	$51.79	$215,032	30,802 Direct	+15.58%	Acquired	-33.8% (price as of 2026-08-20)
June 6, 2024	CMG	A	67	—	—	533 Direct	+14.38%	Acquired	(price as of 2026-08-20)
Jan. 24, 2024	AYI	A	681	—	—	681 Direct	—	Acquired	(price as of 2026-08-20)
May 25, 2023	CMG	A	105	—	—	466 Direct	+29.09%	Acquired	(price as of 2026-08-20)
Jan. 25, 2023	AYI	A	888	—	—	888 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2022	DOV	A	1,161	$142.16	$165,048	16,877 Direct	+7.39%	Acquired	41.1% (price as of 2026-08-20)
Nov. 15, 2022	DOV	A	1,161	$142.16	$165,048	18,969 Direct	+6.52%	Acquired	41.1% (price as of 2026-08-20)
Nov. 15, 2022	DOV	A	1,161	$142.16	$165,048	18,969 Direct	+6.52%	Acquired	41.1% (price as of 2026-08-20)
July 25, 2022	DOV	G	632	—	—	15,716 Direct	-3.87%	Disposed	(price as of 2026-08-20)
July 25, 2022	DOV	G	632	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
July 25, 2022	DOV	G	632	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
May 19, 2022	CMG	A	140	—	—	361 Direct	+63.35%	Acquired	(price as of 2026-08-20)
Jan. 5, 2022	AYI	A	674	$215.24	$145,072	4,027 Direct	+20.10%	Acquired	60.5% (price as of 2026-08-20)
Nov. 15, 2021	DOV	A	865	$173.50	$150,078	17,808 Direct	+5.11%	Acquired	15.6% (price as of 2026-08-20)
May 18, 2021	CMG	A	114	—	—	221 Direct	+106.54%	Acquired	(price as of 2026-08-20)
Jan. 6, 2021	AYI	A	1,202	$120.65	$145,021	3,353 Direct	+55.88%	Acquired	186.4% (price as of 2026-08-20)
Jan. 6, 2021	AYI	A	121	$120.23	$14,548	2,151 Direct	+5.96%	Acquired	187.4% (price as of 2026-08-20)
Nov. 16, 2020	DOV	A	1,192	$125.80	$149,954	16,943 Direct	+7.57%	Acquired	59.5% (price as of 2026-08-20)
Nov. 2, 2020	AYI	A	400	$90.71	$36,284	2,030 Direct	+24.54%	Acquired	281.0% (price as of 2026-08-20)
Aug. 3, 2020	AYI	A	359	$101.05	$36,277	1,630 Direct	+28.25%	Acquired	242.0% (price as of 2026-08-20)
July 22, 2020	CMG	A	107	—	—	107 Direct	—	Acquired	(price as of 2026-08-20)
July 17, 2020	AYI	P	2	$99.94	$200	1,271 Direct	+0.16%	Acquired	245.8% (price as of 2026-08-20)
July 7, 2020	AYI	P	22	$92.40	$2,033	1,269 Direct	+1.76%	Acquired	274.0% (price as of 2026-08-20)
May 1, 2020	AYI	A	420	$86.32	$36,254	1,247 Direct	+50.79%	Acquired	300.3% (price as of 2026-08-20)
Feb. 3, 2020	AYI	A	301	$120.48	$36,264	827 Direct	+57.22%	Acquired	186.8% (price as of 2026-08-20)
Nov. 15, 2019	DOV	A	1,188	$109.47	$130,050	15,751 Direct	+8.16%	Acquired	83.2% (price as of 2026-08-20)
Nov. 1, 2019	AYI	A	286	$126.66	$36,225	3,071 Direct	+10.27%	Acquired	172.8% (price as of 2026-08-20)
Aug. 1, 2019	AYI	A	268	$135.01	$36,183	2,785 Direct	+10.65%	Acquired	156.0% (price as of 2026-08-20)
May 1, 2019	AYI	A	249	$145.89	$36,327	2,517 Direct	+10.98%	Acquired	136.9% (price as of 2026-08-20)
Feb. 1, 2019	AYI	A	347	$118.91	$41,262	2,268 Direct	+18.06%	Acquired	190.6% (price as of 2026-08-20)
Jan. 4, 2019	AYI	A	429	—	—	526 Direct	+442.27%	Acquired	(price as of 2026-08-20)
Nov. 15, 2018	DOV	A	1,508	$86.19	$129,975	14,563 Direct	+11.55%	Acquired	132.7% (price as of 2026-08-20)
Nov. 1, 2018	AYI	A	340	$121.09	$41,171	1,921 Direct	+21.51%	Acquired	185.4% (price as of 2026-08-20)
Oct. 23, 2018	DOV	S	2,000	$82.29	$164,580	13,055 Direct	-13.28%	Disposed	143.8% (price as of 2026-08-20)
Aug. 1, 2018	AYI	A	306	$134.69	$41,215	1,581 Direct	+24.00%	Acquired	156.6% (price as of 2026-08-20)
June 7, 2018	DOV	S	2,500	$78.86	$197,150	15,055 Direct	-14.24%	Disposed	154.4% (price as of 2026-08-20)
May 1, 2018	AYI	A	330	$124.94	$41,230	1,274 Direct	+34.96%	Acquired	176.6% (price as of 2026-08-20)
Feb. 1, 2018	AYI	A	252	$163.42	$41,182	944 Direct	+36.42%	Acquired	111.5% (price as of 2026-08-20)
Nov. 15, 2017	DOV	A	1,402	$92.70	$129,965	17,555 Direct	+8.68%	Acquired	167.9% (price as of 2026-08-20)
Nov. 1, 2017	AYI	A	257	$160.49	$41,246	692 Direct	+59.08%	Acquired	115.3% (price as of 2026-08-20)
Aug. 1, 2017	AYI	A	201	$204.33	$41,070	434 Direct	+86.27%	Acquired	69.1% (price as of 2026-08-20)
May 1, 2017	AYI	A	233	$177.15	$41,276	233 Direct	—	Acquired	95.1% (price as of 2026-08-20)
March 30, 2017	AYI	A	97	—	—	97 Direct	—	Acquired	(price as of 2026-08-20)
March 30, 2017	AYI	A	97	—	—	97 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2016	DOV	A	1,817	$71.56	$130,025	16,153 Direct	+12.67%	Acquired	247.0% (price as of 2026-08-20)
Jan. 26, 2016	PLXS	M	3,082	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 26, 2016	PLXS	M	3,082	—	—	17,148 Direct	+21.91%	Acquired	(price as of 2026-08-20)
Jan. 1, 2016	PLXS	M	2,000	—	—	1,476 Direct	-57.54%	Disposed	(price as of 2026-08-20)
Jan. 1, 2016	PLXS	M	2,000	—	—	14,066 Direct	+16.58%	Acquired	(price as of 2026-08-20)
Nov. 16, 2015	DOV	A	1,866	$64.32	$120,021	14,336 Direct	+14.96%	Acquired	286.1% (price as of 2026-08-20)
Jan. 26, 2015	PLXS	A	3,082	—	—	3,082 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 20, 2015	PLXS	M	1,476	—	—	3,476 Direct	+73.80%	Acquired	(price as of 2026-08-20)
Jan. 20, 2015	PLXS	M	1,476	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 20, 2015	PLXS	M	1,477	—	—	1,476 Direct	-50.02%	Disposed	(price as of 2026-08-20)
Jan. 20, 2015	PLXS	M	1,477	—	—	12,066 Direct	+13.95%	Acquired	(price as of 2026-08-20)
Jan. 1, 2015	PLXS	M	2,000	—	—	2,000 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Jan. 1, 2015	PLXS	M	2,000	—	—	10,589 Direct	+23.29%	Acquired	(price as of 2026-08-20)
Nov. 17, 2014	DOV	A	1,484	$80.87	$120,011	12,470 Direct	+13.51%	Acquired	207.1% (price as of 2026-08-20)
Jan. 21, 2014	PLXS	M	4,589	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 21, 2014	PLXS	M	4,589	—	—	8,589 Direct	+114.73%	Acquired	(price as of 2026-08-20)
Jan. 20, 2014	PLXS	A	2,953	—	—	2,953 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 20, 2014	PLXS	A	2,593	—	—	2,593 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2013	DOV	A	1,179	$93.30	$110,001	13,986 Direct	+9.21%	Acquired	220.7% (price as of 2026-08-20)
Jan. 21, 2013	PLXS	A	4,589	—	—	4,589 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2012	DOV	A	1,812	$60.70	$109,988	12,807 Direct	+16.48%	Acquired	393.0% (price as of 2026-08-20)
Oct. 29, 2012	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
July 23, 2012	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
April 23, 2012	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 23, 2012	PLXS	A	2,000	—	—	4,000 Direct	+100.00%	Acquired	(price as of 2026-08-20)
Jan. 23, 2012	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2011	DOV	A	1,862	$56.38	$104,980	10,995 Direct	+20.39%	Acquired	430.8% (price as of 2026-08-20)
Oct. 31, 2011	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
July 25, 2011	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
April 25, 2011	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 24, 2011	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 24, 2011	PLXS	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2010	DOV	A	1,913	$54.89	$105,005	9,133 Direct	+26.50%	Acquired	445.2% (price as of 2026-08-20)
Nov. 1, 2010	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
July 26, 2010	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
April 23, 2010	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2010	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2010	PLXS	A	2,000	—	—	4,000 Direct	+100.00%	Acquired	(price as of 2026-08-20)
Jan. 25, 2010	PLXS	A	1,250	—	—	1,250 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2010	PLXS	A	2,000	—	—	4,000 Direct	+100.00%	Acquired	(price as of 2026-08-20)
Nov. 16, 2009	DOV	A	1,959	$42.87	$83,982	7,906 Direct	+32.94%	Acquired	598.0% (price as of 2026-08-20)
Nov. 16, 2009	DOV	F	686	$42.87	$29,409	7,220 Direct	-8.68%	Disposed	598.0% (price as of 2026-08-20)
Nov. 3, 2009	PLXS	M	1,000	—	—	1,500 Direct	-40.00%	Disposed	(price as of 2026-08-20)
Nov. 3, 2009	PLXS	M	1,000	$14.17	$14,170	2,000 Direct	+100.00%	Acquired	1611.6% (price as of 2026-08-20)
Aug. 3, 2009	PLXS	A	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-20)
May 4, 2009	PLXS	A	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-20)
March 5, 2009	PLXS	P	1,000	$11.88	$11,880	1,000 Direct	—	Acquired	1941.5% (price as of 2026-08-20)
Feb. 2, 2009	PLXS	A	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 19, 2008	PLXS	A	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 17, 2008	DOV	F	1,027	$28.63	$29,403	5,947 Direct	-14.73%	Disposed	945.2% (price as of 2026-08-20)
Nov. 17, 2008	DOV	A	2,934	$28.63	$84,000	6,974 Direct	+72.62%	Acquired	945.2% (price as of 2026-08-20)
Nov. 15, 2007	DOV	A	1,798	$46.71	$83,985	4,669 Direct	+62.63%	Acquired	540.6% (price as of 2026-08-20)
Nov. 15, 2007	DOV	F	629	$46.71	$29,381	4,040 Direct	-13.47%	Disposed	540.6% (price as of 2026-08-20)
Jan. 22, 2007	SCHL	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 22, 2007	SCHL	D	25,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 112 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
Jan. 24, 2024	AYI	Deferred Restricted Stock Units	Common Stock (681)	—	—	681	Acquired
Jan. 25, 2023	AYI	Deferred Restricted Stock Units	Common Stock (888)	—	—	888	Acquired
Nov. 1, 2019	AYI	Stock Units	Common Stock	—	—	286	Acquired
Aug. 1, 2019	AYI	Stock Units	Common Stock	—	—	268	Acquired
May 1, 2019	AYI	Stock Units	Common Stock	—	—	249	Acquired
Feb. 1, 2019	AYI	Stock Units	Common Stock	—	—	347	Acquired
Nov. 1, 2018	AYI	Stock Units	Common Stock	—	—	340	Acquired
Aug. 1, 2018	AYI	Stock Units	Common Stock	—	—	306	Acquired
May 1, 2018	AYI	Stock Units	Common Stock	—	—	330	Acquired
Feb. 1, 2018	AYI	Stock Units	Common Stock	—	—	252	Acquired
Nov. 1, 2017	AYI	Stock Units	Common Stock	—	—	257	Acquired
Aug. 1, 2017	AYI	Stock Units	Common Stock	—	—	201	Acquired
May 1, 2017	AYI	Stock Units	Common Stock	—	—	233	Acquired
March 30, 2017	AYI	Common Stock	Common Stock (97)	$0.00	—	97	Acquired
Jan. 26, 2016	PLXS	Restricted Stock Units	Common Stock (3,082)	—	—	3,082	Disposed
Jan. 1, 2016	PLXS	Deferred Stock Units	Common Stock (2,000)	—	—	2,000	Disposed
Jan. 26, 2015	PLXS	Restricted Stock Units	Common Stock (3,082)	—	—	3,082	Acquired
Jan. 20, 2015	PLXS	Deferred Stock Units	Common Stock (1,476)	—	—	1,476	Acquired
Jan. 20, 2015	PLXS	Restricted Stock Units	Common Stock (1,476)	—	—	1,476	Disposed
Jan. 20, 2015	PLXS	Restricted Stock Units	Common Stock (1,477)	—	—	1,477	Disposed
Jan. 1, 2015	PLXS	Deferred Stock Units	Common Stock (2,000)	—	—	2,000	Disposed
Jan. 21, 2014	PLXS	Restricted Stock Units	Common Stock (4,589)	—	—	4,589	Disposed
Jan. 20, 2014	PLXS	Restricted Stock Units	Common Stock (2,953)	—	—	2,953	Acquired
Jan. 20, 2014	PLXS	Restricted Stock Units	Common Stock (2,593)	—	—	2,593	Acquired
Jan. 21, 2013	PLXS	Restricted Stock Units	Common Stock (4,589)	—	—	4,589	Acquired
Oct. 29, 2012	PLXS	Option to Buy	Common Stock (1,250)	$25.96	Oct. 29, 2022	1,250	Acquired
July 23, 2012	PLXS	Option to Buy	Common Stock (1,250)	$27.86	July 23, 2022	1,250	Acquired
April 23, 2012	PLXS	Option to Buy	Common Stock (1,250)	$31.70	April 23, 2022	1,250	Acquired
Jan. 23, 2012	PLXS	Deferred Stock Units	Common Stock (2,000)	—	—	2,000	Acquired
Jan. 23, 2012	PLXS	Option to Buy	Common Stock (1,250)	$36.79	Jan. 23, 2022	1,250	Acquired
Oct. 31, 2011	PLXS	Option to Buy	Common Stock (1,250)	$25.92	Oct. 31, 2021	1,250	Acquired
July 25, 2011	PLXS	Option to Buy	Common Stock (1,250)	$30.19	July 25, 2021	1,250	Acquired
April 25, 2011	PLXS	Option to Buy	Common Stock (1,250)	$36.96	April 25, 2021	1,250	Acquired
Jan. 24, 2011	PLXS	Option to Buy	Common Stock (1,250)	$27.14	Jan. 24, 2021	1,250	Acquired
Jan. 24, 2011	PLXS	Deferred Stock Units	Common Stock (2,000)	—	—	2,000	Acquired
Nov. 1, 2010	PLXS	Option to Buy	Common Stock (1,250)	$29.80	Nov. 1, 2020	1,250	Acquired
July 26, 2010	PLXS	Option to Buy	Common Stock (1,250)	$30.48	July 26, 2020	1,250	Acquired
April 23, 2010	PLXS	Option to Buy	Common Stock (1,250)	$38.24	April 23, 2020	1,250	Acquired
Jan. 25, 2010	PLXS	Option to Buy	Common Stock (1,250)	$34.00	Jan. 25, 2020	1,250	Acquired
Jan. 25, 2010	PLXS	Option to Buy	Common Stock (1,250)	$34.00	Jan. 25, 2020	1,250	Acquired
Nov. 3, 2009	PLXS	Option to Buy	Common Stock (1,000)	$14.17	Nov. 19, 2018	1,000	Disposed
Aug. 3, 2009	PLXS	Option to Buy	Common Stock (2,500)	$25.75	Aug. 3, 2019	2,500	Acquired
May 4, 2009	PLXS	Option to Buy	Common Stock (2,500)	$20.95	May 4, 2019	2,500	Acquired
Feb. 2, 2009	PLXS	Option to buy	Common Stock (2,500)	$14.62	Feb. 2, 2019	2,500	Acquired
Nov. 19, 2008	PLXS	Option to Buy [F1]	Common Stock (2,500)	$14.17	Nov. 19, 2018	2,500	Acquired
Jan. 22, 2007	SCHL	Employee Stock Option (right to buy)	Common Stock (25,000)	$29.74	Dec. 31, 2007	25,000	Acquired
Jan. 22, 2007	SCHL	Employee Stock Option (right to buy)	Common Stock (25,000)	$29.74	Sept. 19, 2016	25,000	Disposed
Jan. 22, 2007	SCHL	Employee Stock Option (right to buy)	Common Stock (25,000)	$37.38	Dec. 31, 2007	25,000	Acquired
Jan. 22, 2007	SCHL	Employee stock option (right to buy)	Common Stock (25,000)	$37.38	July 19, 2015	25,000	Disposed
Jan. 22, 2007	SCHL	Employee Stock option (right to buy)	Common Stock (50,000)	$31.56	Dec. 31, 2007	50,000	Acquired
Jan. 22, 2007	SCHL	Employee Stock Option (right to buy)	Common Stock (50,000)	$31.56	March 15, 2014	50,000	Disposed
Sept. 19, 2006	SCHL	Employee Stock Option (right to buy)	Common Stock (25,000)	$29.74	Sept. 19, 2016	25,000	Acquired
Sept. 1, 2006	SCHL	Restricted Stock Units	Common Stock (994)	—	—	994	Acquired
Sept. 1, 2005	SCHL	Restricted Stock Units	Common Stock (3,316)	—	—	3,316	Acquired
July 19, 2005	SCHL	Employee Stock Option (right to buy)	Common Stock (25,000)	$37.38	July 19, 2015	25,000	Acquired
March 15, 2004	SCHL	Employee stock option (right to buy)	Common Stock, $01 par (50,000)	$31.56	March 15, 2014	50,000	Acquired

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
March 15, 2023	NOC	Common Stock	9	Indirect
July 24, 2020	CMG	no securities owned	0	Direct
Aug. 5, 2008	PLXS	Common Stock, $.01 par value	0	Direct
Jan. 10, 2005	DOV	Common Stock	0	Direct
March 8, 2004	SCHL	No Securities beneficially owned [F1]	0	Direct