John A Canning JR

Insider

First SEC filing: June 2, 2010 · Latest: Feb. 9, 2012

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.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 97 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

97 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 30, 2020	GLW	A	450	$25.90	$11,655	47,044 Direct	+0.97%	Acquired	492.9% (price as of 2026-08-21)
May 1, 2020	GLW	M	1,323	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 1, 2020	GLW	M	1,323	$16.80	$22,226	140,473 Direct	+0.95%	Acquired	814.0% (price as of 2026-08-21)
March 31, 2020	GLW	A	1,704	$20.54	$35,000	46,594 Direct	+3.80%	Acquired	647.6% (price as of 2026-08-21)
Feb. 5, 2020	GLW	A	2,179	—	—	18,808 Direct	+13.10%	Acquired	(price as of 2026-08-21)
Dec. 31, 2019	GLW	A	1,203	$29.11	$35,019	44,890 Direct	+2.75%	Acquired	427.5% (price as of 2026-08-21)
Sept. 30, 2019	GLW	A	1,228	$28.52	$35,023	43,687 Direct	+2.89%	Acquired	438.4% (price as of 2026-08-21)
June 28, 2019	GLW	A	1,054	$33.23	$35,024	42,459 Direct	+2.55%	Acquired	362.1% (price as of 2026-08-21)
March 29, 2019	GLW	A	1,058	$33.10	$35,020	41,405 Direct	+2.62%	Acquired	363.9% (price as of 2026-08-21)
Feb. 6, 2019	GLW	A	5,182	—	—	16,629 Direct	+45.27%	Acquired	(price as of 2026-08-21)
Dec. 31, 2018	GLW	A	1,159	$30.21	$35,013	40,347 Direct	+2.96%	Acquired	408.3% (price as of 2026-08-21)
Dec. 14, 2018	GLW	A	224	$31.43	$7,040	39,188 Direct	+0.57%	Acquired	388.6% (price as of 2026-08-21)
Sept. 28, 2018	GLW	A	193	$35.30	$6,813	38,964 Direct	+0.50%	Acquired	335.0% (price as of 2026-08-21)
Sept. 28, 2018	GLW	A	992	$35.30	$35,018	38,771 Direct	+2.63%	Acquired	335.0% (price as of 2026-08-21)
June 29, 2018	GLW	A	238	$27.51	$6,547	37,779 Direct	+0.63%	Acquired	458.2% (price as of 2026-08-21)
June 29, 2018	GLW	A	1,273	$27.51	$35,020	37,541 Direct	+3.51%	Acquired	458.2% (price as of 2026-08-21)
March 29, 2018	GLW	A	225	$27.88	$6,273	36,268 Direct	+0.62%	Acquired	450.8% (price as of 2026-08-21)
March 29, 2018	GLW	A	1,256	$27.88	$35,017	36,043 Direct	+3.61%	Acquired	450.8% (price as of 2026-08-21)
Feb. 14, 2018	GLW	P	30,000	$29.60	$888,000	139,150 Direct	+27.49%	Acquired	418.8% (price as of 2026-08-21)
Feb. 7, 2018	GLW	A	5,533	—	—	11,447 Direct	+93.56%	Acquired	(price as of 2026-08-21)
Dec. 29, 2017	GLW	A	1,095	$31.99	$35,029	34,787 Direct	+3.25%	Acquired	380.0% (price as of 2026-08-21)
Dec. 15, 2017	GLW	A	163	$32.05	$5,224	33,692 Direct	+0.49%	Acquired	379.1% (price as of 2026-08-21)
Sept. 29, 2017	GLW	A	167	$29.92	$4,997	33,529 Direct	+0.50%	Acquired	413.2% (price as of 2026-08-21)
Sept. 29, 2017	GLW	A	1,170	$29.92	$35,006	33,362 Direct	+3.63%	Acquired	413.2% (price as of 2026-08-21)
June 30, 2017	GLW	A	160	$30.05	$4,808	32,192 Direct	+0.50%	Acquired	411.0% (price as of 2026-08-21)
June 30, 2017	GLW	A	1,165	$30.05	$35,008	32,032 Direct	+3.77%	Acquired	411.0% (price as of 2026-08-21)
March 31, 2017	GLW	A	169	$27.00	$4,563	30,867 Direct	+0.55%	Acquired	468.7% (price as of 2026-08-21)
March 31, 2017	GLW	A	1,297	$27.00	$35,019	30,698 Direct	+4.41%	Acquired	468.7% (price as of 2026-08-21)
Feb. 1, 2017	GLW	A	5,914	—	—	5,914 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 30, 2016	GLW	A	1,700	$24.27	$41,259	29,401 Direct	+6.14%	Acquired	532.7% (price as of 2026-08-21)
Dec. 15, 2016	GLW	A	154	$24.24	$3,733	27,701 Direct	+0.56%	Acquired	533.5% (price as of 2026-08-21)
Sept. 30, 2016	GLW	A	150	$23.65	$3,548	27,547 Direct	+0.55%	Acquired	549.3% (price as of 2026-08-21)
Sept. 30, 2016	GLW	A	1,153	$23.65	$27,268	27,397 Direct	+4.39%	Acquired	549.3% (price as of 2026-08-21)
June 30, 2016	GLW	A	163	$20.48	$3,338	26,244 Direct	+0.62%	Acquired	649.8% (price as of 2026-08-21)
June 30, 2016	GLW	A	1,502	$20.48	$30,761	26,081 Direct	+6.11%	Acquired	649.8% (price as of 2026-08-21)
March 31, 2016	EXC	A	720	$34.73	$25,006	24,022 Indirect	+3.09%	Acquired	81.1% (price as of 2026-08-21)
March 31, 2016	GLW	A	149	$20.89	$3,113	24,579 Direct	+0.61%	Acquired	635.1% (price as of 2026-08-21)
March 31, 2016	GLW	A	1,472	$20.89	$30,750	24,430 Direct	+6.41%	Acquired	635.1% (price as of 2026-08-21)
Feb. 3, 2016	GLW	A	8,433	—	—	109,150 Direct	+8.37%	Acquired	(price as of 2026-08-21)
Dec. 31, 2015	GLW	A	2,353	$18.28	$43,013	22,958 Direct	+11.42%	Acquired	740.0% (price as of 2026-08-21)
Dec. 31, 2015	EXC	A	944	$26.48	$24,997	23,096 Indirect	+4.26%	Acquired	137.5% (price as of 2026-08-21)
Dec. 11, 2015	GLW	A	132	$18.68	$2,466	20,605 Direct	+0.64%	Acquired	722.1% (price as of 2026-08-21)
Sept. 30, 2015	GLW	A	1,592	$17.12	$27,255	20,342 Direct	+8.49%	Acquired	797.0% (price as of 2026-08-21)
Sept. 30, 2015	GLW	A	131	$17.12	$2,243	20,473 Direct	+0.64%	Acquired	797.0% (price as of 2026-08-21)
Sept. 30, 2015	EXC	A	840	$29.75	$24,990	21,896 Indirect	+3.99%	Acquired	111.4% (price as of 2026-08-21)
June 30, 2015	GLW	A	104	$19.73	$2,052	18,750 Direct	+0.56%	Acquired	678.3% (price as of 2026-08-21)
June 30, 2015	GLW	A	1,559	$19.73	$30,759	18,646 Direct	+9.12%	Acquired	678.3% (price as of 2026-08-21)
June 30, 2015	EXC	A	731	$34.18	$24,986	20,838 Indirect	+3.64%	Acquired	84.0% (price as of 2026-08-21)
March 31, 2015	GLW	A	83	$22.68	$1,882	17,087 Direct	+0.49%	Acquired	577.1% (price as of 2026-08-21)
March 31, 2015	GLW	A	1,433	$22.68	$32,500	17,004 Direct	+9.20%	Acquired	577.1% (price as of 2026-08-21)
March 31, 2015	EXC	A	778	$32.13	$24,997	19,926 Indirect	+4.06%	Acquired	95.7% (price as of 2026-08-21)
Feb. 4, 2015	GLW	A	5,974	—	—	100,717 Direct	+6.31%	Acquired	(price as of 2026-08-21)
Dec. 31, 2014	EXC	A	696	$35.94	$25,014	18,965 Indirect	+3.81%	Acquired	75.0% (price as of 2026-08-21)
Dec. 31, 2014	GLW	A	1,647	$22.93	$37,766	15,571 Direct	+11.83%	Acquired	569.7% (price as of 2026-08-21)
Dec. 12, 2014	GLW	A	68	$20.63	$1,403	13,924 Direct	+0.49%	Acquired	644.4% (price as of 2026-08-21)
Sept. 30, 2014	GLW	A	1,681	$19.34	$32,511	13,856 Direct	+13.81%	Acquired	694.0% (price as of 2026-08-21)
Sept. 30, 2014	GLW	A	63	$19.34	$1,218	12,175 Direct	+0.52%	Acquired	694.0% (price as of 2026-08-21)
Sept. 30, 2014	EXC	A	757	$33.04	$25,011	18,113 Indirect	+4.36%	Acquired	90.3% (price as of 2026-08-21)
June 30, 2014	GLW	A	49	$21.95	$1,076	12,112 Direct	+0.41%	Acquired	599.6% (price as of 2026-08-21)
June 30, 2014	GLW	A	1,401	$21.95	$30,752	12,064 Direct	+13.14%	Acquired	599.6% (price as of 2026-08-21)
June 30, 2014	EXC	A	673	$37.16	$25,009	17,195 Indirect	+4.07%	Acquired	69.2% (price as of 2026-08-21)
March 31, 2014	EXC	A	837	$29.88	$25,010	16,386 Indirect	+5.38%	Acquired	110.5% (price as of 2026-08-21)
March 31, 2014	GLW	A	44	$20.82	$916	10,663 Direct	+0.41%	Acquired	637.6% (price as of 2026-08-21)
March 31, 2014	GLW	A	1,393	$20.82	$29,002	10,618 Direct	+15.10%	Acquired	637.6% (price as of 2026-08-21)
Feb. 5, 2014	GLW	A	7,692	—	—	94,743 Direct	+8.84%	Acquired	(price as of 2026-08-21)
Dec. 31, 2013	GLW	A	2,413	$17.82	$43,000	9,226 Direct	+35.42%	Acquired	761.7% (price as of 2026-08-21)
Dec. 31, 2013	EXC	A	887	$28.20	$25,013	15,390 Indirect	+6.12%	Acquired	123.0% (price as of 2026-08-21)
Dec. 13, 2013	GLW	A	40	$16.88	$675	6,813 Direct	+0.59%	Acquired	809.7% (price as of 2026-08-21)
Dec. 13, 2013	GLW	A	33	$14.59	$481	6,772 Direct	+0.49%	Acquired	952.5% (price as of 2026-08-21)
Dec. 13, 2013	GLW	A	18	$14.23	$256	6,739 Direct	+0.27%	Acquired	979.1% (price as of 2026-08-21)
Sept. 30, 2013	GLW	A	1,868	$14.59	$27,254	6,721 Direct	+38.49%	Acquired	952.5% (price as of 2026-08-21)
Sept. 30, 2013	EXC	A	814	$30.73	$25,014	14,345 Indirect	+6.02%	Acquired	104.6% (price as of 2026-08-21)
June 30, 2013	EXC	A	796	$31.39	$24,986	13,397 Indirect	+6.32%	Acquired	100.3% (price as of 2026-08-21)
June 28, 2013	GLW	A	2,284	$14.23	$32,501	4,853 Direct	+88.91%	Acquired	979.1% (price as of 2026-08-21)
March 31, 2013	EXC	A	778	$32.13	$24,997	12,477 Indirect	+6.65%	Acquired	95.7% (price as of 2026-08-21)
March 28, 2013	GLW	A	2,569	$13.33	$34,245	2,569 Direct	—	Acquired	1052.0% (price as of 2026-08-21)
Feb. 6, 2013	GLW	A	10,263	—	—	87,051 Direct	+13.37%	Acquired	(price as of 2026-08-21)
Dec. 31, 2012	EXC	A	841	$29.73	$25,003	11,511 Indirect	+7.88%	Acquired	111.5% (price as of 2026-08-21)
Sept. 30, 2012	EXC	A	700	$35.70	$24,990	10,485 Indirect	+7.15%	Acquired	76.2% (price as of 2026-08-21)
June 30, 2012	EXC	A	668	$37.41	$24,990	9,643 Indirect	+7.44%	Acquired	68.1% (price as of 2026-08-21)
March 31, 2012	EXC	A	643	$38.91	$25,019	8,851 Indirect	+7.83%	Acquired	61.6% (price as of 2026-08-21)
Feb. 1, 2012	GLW	A	8,915	—	—	76,788 Direct	+13.13%	Acquired	(price as of 2026-08-21)
Dec. 31, 2011	EXC	A	574	$43.58	$25,015	8,099 Indirect	+7.63%	Acquired	44.3% (price as of 2026-08-21)
Oct. 27, 2011	GLW	P	30,000	$15.40	$462,000	67,873 Direct	+79.21%	Acquired	897.1% (price as of 2026-08-21)
Sept. 30, 2011	EXC	A	590	$42.38	$25,004	7,436 Indirect	+8.62%	Acquired	48.4% (price as of 2026-08-21)
June 30, 2011	EXC	A	597	$41.86	$24,990	6,762 Indirect	+9.68%	Acquired	50.2% (price as of 2026-08-21)
March 31, 2011	EXC	A	582	$42.96	$25,003	6,088 Indirect	+10.57%	Acquired	46.4% (price as of 2026-08-21)
Feb. 2, 2011	GLW	A	5,046	—	—	37,873 Direct	+15.37%	Acquired	(price as of 2026-08-21)
Dec. 31, 2010	EXC	A	624	$40.04	$24,985	5,440 Indirect	+12.96%	Acquired	57.1% (price as of 2026-08-21)
Sept. 30, 2010	EXC	A	584	$42.82	$25,007	4,753 Indirect	+14.01%	Acquired	46.9% (price as of 2026-08-21)
Aug. 5, 2010	GLW	P	20,000	$19.16	$383,200	32,827 Direct	+155.92%	Acquired	701.5% (price as of 2026-08-21)
July 21, 2010	GLW	A	1,323	—	—	1,323 Direct	—	Acquired	(price as of 2026-08-21)
July 21, 2010	GLW	A	2,827	—	—	12,827 Direct	+28.27%	Acquired	(price as of 2026-08-21)
June 30, 2010	EXC	A	624	$40.04	$24,985	4,119 Indirect	+17.85%	Acquired	57.1% (price as of 2026-08-21)
March 31, 2010	EXC	A	554	$45.11	$24,991	3,449 Indirect	+19.14%	Acquired	39.4% (price as of 2026-08-21)
Dec. 31, 2009	EXC	A	490	$51.04	$25,010	2,862 Indirect	+20.66%	Acquired	23.2% (price as of 2026-08-21)
Sept. 30, 2009	EXC	A	514	$48.68	$25,022	2,348 Indirect	+28.03%	Acquired	29.2% (price as of 2026-08-21)
June 30, 2009	EXC	A	497	$50.33	$25,014	1,815 Indirect	+37.71%	Acquired	24.9% (price as of 2026-08-21)
March 31, 2009	EXC	A	587	$42.57	$24,989	1,304 Indirect	+81.87%	Acquired	47.7% (price as of 2026-08-21)
Dec. 31, 2008	EXC	A	448	$55.82	$25,007	708 Indirect	+172.31%	Acquired	12.7% (price as of 2026-08-21)

Showing latest 100 of 104 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
June 30, 2020	GLW	Restricted Stock Unit	Common Stock (450)	—	—	450	Acquired
May 1, 2020	GLW	Stock Options (Right to Buy)	Common Stock (1,323)	$16.80	July 20, 2020	1,323	Disposed
March 31, 2020	GLW	Restricted Stock Unit	Common Stock (1,704)	—	—	1,704	Acquired
Feb. 5, 2020	GLW	Restricted Stock Unit	Common Stock (2,179)	—	—	2,179	Acquired
Dec. 31, 2019	GLW	Restricted Stock Unit	Common Stock (1,203)	—	—	1,203	Acquired
Sept. 30, 2019	GLW	Restricted Stock Unit	Common Stock (1,228)	—	—	1,228	Acquired
June 28, 2019	GLW	Restricted Stock Unit	Common Stock (1,054)	—	—	1,054	Acquired
March 29, 2019	GLW	Restricted Stock Unit	Common Stock (1,058)	—	—	1,058	Acquired
Feb. 6, 2019	GLW	Restricted Stock Unit	Common Stock (5,182)	—	—	5,182	Acquired
Dec. 31, 2018	GLW	Restricted Stock Unit	Common Stock (1,159)	—	—	1,159	Acquired
Dec. 14, 2018	GLW	Restricted Stock Unit	Common Stock (224)	—	—	224	Acquired
Sept. 28, 2018	GLW	Restricted Stock Unit	Common Stock (193)	—	—	193	Acquired
Sept. 28, 2018	GLW	Restricted Stock Unit	Common Stock (992)	—	—	992	Acquired
June 29, 2018	GLW	Restricted Stock Unit	Common Stock (238)	—	—	238	Acquired
June 29, 2018	GLW	Restricted Stock Unit	Common Stock (1,273)	—	—	1,273	Acquired
March 29, 2018	GLW	Restricted Stock Unit	Common Stock (225)	—	—	225	Acquired
March 29, 2018	GLW	Restricted Stock Unit	Common Stock (1,256)	—	—	1,256	Acquired
Feb. 7, 2018	GLW	Restricted Stock Unit	Common Stock (5,533)	—	—	5,533	Acquired
Dec. 29, 2017	GLW	Restricted Stock Unit	Common Stock (1,095)	—	—	1,095	Acquired
Dec. 15, 2017	GLW	Restricted Stock Unit	Common Stock (163)	—	—	163	Acquired
Sept. 29, 2017	GLW	Restricted Stock Unit	Common Stock (167)	—	—	167	Acquired
Sept. 29, 2017	GLW	Restricted Stock Unit	Common Stock (1,170)	—	—	1,170	Acquired
June 30, 2017	GLW	Restricted Stock Unit	Common Stock (160)	—	—	160	Acquired
June 30, 2017	GLW	Restricted Stock Unit	Common Stock (1,165)	—	—	1,165	Acquired
March 31, 2017	GLW	Restricted Stock Unit	Common Stock (169)	—	—	169	Acquired
March 31, 2017	GLW	Restricted Stock Unit	Common Stock (1,297)	—	—	1,297	Acquired
Feb. 1, 2017	GLW	Restricted Stock Unit	Common Stock (5,914)	—	—	5,914	Acquired
Dec. 30, 2016	GLW	Restricted Stock Unit	Common Stock (1,700)	—	—	1,700	Acquired
Dec. 15, 2016	GLW	Restricted Stock Unit	Common Stock (154)	—	—	154	Acquired
Sept. 30, 2016	GLW	Restricted Stock Unit	Common Stock (150)	—	—	150	Acquired
Sept. 30, 2016	GLW	Restricted Stock Unit	Common Stock (1,153)	—	—	1,153	Acquired
June 30, 2016	GLW	Restricted Stock Unit	Common Stock (163)	—	—	163	Acquired
June 30, 2016	GLW	Restricted Stock Unit	Common Stock (1,502)	—	—	1,502	Acquired
March 31, 2016	GLW	Restricted Stock Unit	Common Stock (149)	—	—	149	Acquired
March 31, 2016	GLW	Restricted Stock Unit	Common Stock (1,472)	—	—	1,472	Acquired
Dec. 31, 2015	GLW	Restricted Stock Unit	Common Stock (2,353)	—	—	2,353	Acquired
Dec. 11, 2015	GLW	Restricted Stock Unit	Common Stock (132)	—	—	132	Acquired
Sept. 30, 2015	GLW	Restricted Stock Unit	Common Stock (1,592)	—	—	1,592	Acquired
Sept. 30, 2015	GLW	Restricted Stock Unit	Common Stock (131)	—	—	131	Acquired
June 30, 2015	GLW	Restricted Stock Unit	Common Stock (104)	—	—	104	Acquired
June 30, 2015	GLW	Restricted Stock Unit	Common Stock (1,559)	—	—	1,559	Acquired
March 31, 2015	GLW	Restricted Stock Unit	Common Stock (83)	—	—	83	Acquired
March 31, 2015	GLW	Restricted Stock Unit	Common Stock (1,433)	—	—	1,433	Acquired
Dec. 31, 2014	GLW	Restricted Stock Unit	Common Stock (1,647)	—	—	1,647	Acquired
Dec. 12, 2014	GLW	Restricted Stock Unit	Common Stock (68)	—	—	68	Acquired
Sept. 30, 2014	GLW	Restricted Stock Unit	Common Stock (1,681)	—	—	1,681	Acquired
Sept. 30, 2014	GLW	Restricted Stock Unit	Common Stock (63)	—	—	63	Acquired
June 30, 2014	GLW	Restricted Stock Unit	Common Stock (49)	—	—	49	Acquired
June 30, 2014	GLW	Restricted Stock Unit	Common Stock (1,401)	—	—	1,401	Acquired
March 31, 2014	GLW	Restricted Stock Unit	Common Stock (44)	—	—	44	Acquired
March 31, 2014	GLW	Restricted Stock Unit	Common Stock (1,393)	—	—	1,393	Acquired
Dec. 31, 2013	GLW	Restricted Stock Unit	Common Stock (2,413)	—	—	2,413	Acquired
Dec. 13, 2013	GLW	Restricted Stock Unit	Common Stock (40)	—	—	40	Acquired
Dec. 13, 2013	GLW	Restricted Stock Unit	Common Stock (33)	—	—	33	Acquired
Dec. 13, 2013	GLW	Restricted Stock Unit	Common Stock (18)	—	—	18	Acquired
Sept. 30, 2013	GLW	Restricted Stock Unit	Common Stock (1,868)	—	—	1,868	Acquired
June 28, 2013	GLW	Restricted Stock Unit	Common Stock (2,284)	—	—	2,284	Acquired
March 28, 2013	GLW	Restricted Stock Unit	Common Stock (2,569)	—	—	2,569	Acquired
July 21, 2010	GLW	Stock Options (Right to Buy)	Common Stock (1,323)	$16.80	July 20, 2020	1,323	Acquired
Dec. 31, 2008	EXC	Deferred Comp. Phantom Shares	Common Stock (639)	—	—	639	Acquired
Sept. 30, 2008	EXC	Deferred Comp. Phantom Shares	Common Stock (198)	—	—	198	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
June 2, 2010	GLW	Common Stock	10,000	Direct
Aug. 11, 2008	EXC	Common Stock	0	Direct