Keith Barnes

Insider

First SEC filing: April 12, 2006 · Latest: April 12, 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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 5 sells (S) Net: $-4,254,661 + 77 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

77 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 28, 2026	KN	A	6,265	$30.33	$190,017	63,299 Direct	+10.98%	Acquired	14.0% (price as of 2026-08-20)
Feb. 19, 2026	KN	S	41,048	$27.16	$1,114,864	0 Indirect	-100.00%	Disposed	27.3% (price as of 2026-08-20)
Feb. 10, 2026	KN	G	41,048	—	—	57,034 Direct	-41.85%	Disposed	(price as of 2026-08-20)
Feb. 10, 2026	KN	G	41,048	—	—	41,048 Indirect	—	Acquired	(price as of 2026-08-20)
Nov. 13, 2025	VIAV	A	14,369	—	—	14,369 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 10, 2025	VIAV	S	97,938	$18.17	$1,779,533	27,213 Direct	-78.26%	Disposed	112.3% (price as of 2026-08-20)
Nov. 10, 2025	VIAV	S	23,529	$18.22	$428,698	125,151 Direct	-15.83%	Disposed	111.7% (price as of 2026-08-20)
Nov. 7, 2025	VIAV	M	23,529	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 7, 2025	VIAV	M	23,529	—	—	148,680 Direct	+18.80%	Acquired	(price as of 2026-08-20)
Nov. 3, 2025	VIAV	S	13,570	$17.34	$235,304	125,151 Direct	-9.78%	Disposed	122.5% (price as of 2026-08-20)
Nov. 3, 2025	VIAV	S	40,363	$17.25	$696,262	138,721 Direct	-22.54%	Disposed	123.7% (price as of 2026-08-20)
Feb. 4, 2025	VIAV	S	15,418	$12.24	$188,716	178,881 Direct	-7.94%	Disposed	215.2% (price as of 2026-08-20)
Nov. 7, 2024	VIAV	A	23,529	—	—	23,529 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 6, 2024	VIAV	M	26,819	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 6, 2024	VIAV	M	26,819	—	—	194,299 Direct	+16.01%	Acquired	(price as of 2026-08-20)
Nov. 9, 2023	VIAV	A	26,819	—	—	26,819 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 8, 2023	VIAV	M	15,418	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 8, 2023	VIAV	M	15,418	—	—	167,480 Direct	+10.14%	Acquired	(price as of 2026-08-20)
Nov. 11, 2022	VIAV	M	13,544	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 11, 2022	VIAV	M	13,544	—	—	152,062 Direct	+9.78%	Acquired	(price as of 2026-08-20)
Nov. 10, 2022	VIAV	A	15,418	—	—	15,418 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 12, 2021	VIAV	M	15,775	—	—	138,518 Direct	+12.85%	Acquired	(price as of 2026-08-20)
Nov. 12, 2021	VIAV	M	15,775	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 11, 2021	VIAV	A	13,544	—	—	13,544 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 17, 2020	VIAV	S 10b5-1	6,529	$13.16	$85,922	122,743 Direct	-5.05%	Disposed	193.2% (price as of 2026-08-20)
Nov. 14, 2020	VIAV	M	13,058	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 14, 2020	VIAV	M	13,058	—	—	129,272 Direct	+11.24%	Acquired	(price as of 2026-08-20)
Nov. 12, 2020	VIAV	A	15,775	—	—	15,775 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2019	VIAV	M	17,743	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 15, 2019	VIAV	M	17,743	—	—	116,214 Direct	+18.02%	Acquired	(price as of 2026-08-20)
Nov. 14, 2019	VIAV	A	13,058	—	—	13,058 Direct	—	Acquired	(price as of 2026-08-20)
June 5, 2019	ROG	D	600	$147.15	$88,290	3,600 Direct	-14.29%	Disposed	-12.3% (price as of 2026-08-20)
May 31, 2019	KN	A	10,808	—	—	54,498 Direct	+24.74%	Acquired	(price as of 2026-08-20)
May 9, 2019	ROG	A	850	—	—	4,200 Direct	+25.37%	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	ROG	S	700	$155.75	$109,025	3,350 Direct	-17.28%	Disposed	-17.2% (price as of 2026-08-20)
May 3, 2018	ROG	A	1,200	—	—	4,050 Direct	+42.11%	Acquired	(price as of 2026-08-20)
May 1, 2018	KN	A	13,450	$12.64	$170,008	47,666 Direct	+39.31%	Acquired	173.6% (price as of 2026-08-20)
Feb. 12, 2018	VIAV	S 10b5-1	10,000	$9.72	$97,200	109,545 Direct	-8.37%	Disposed	296.9% (price as of 2026-08-20)
Feb. 12, 2018	VIAV	S 10b5-1	3,500	$9.83	$34,405	119,545 Direct	-2.84%	Disposed	292.5% (price as of 2026-08-20)
Dec. 8, 2017	VIAV	M	6,741	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 8, 2017	VIAV	M	6,741	—	—	123,045 Direct	+5.80%	Acquired	(price as of 2026-08-20)
Nov. 16, 2017	VIAV	A	22,148	—	—	116,304 Direct	+23.52%	Acquired	(price as of 2026-08-20)
June 9, 2017	ROG	S 10b5-1	850	$111.19	$94,512	2,850 Direct	-22.97%	Disposed	16.0% (price as of 2026-08-20)
May 4, 2017	ROG	A	1,400	—	—	3,700 Direct	+60.87%	Acquired	(price as of 2026-08-20)
May 2, 2017	KN	A	9,687	$17.55	$170,007	34,216 Direct	+39.49%	Acquired	97.0% (price as of 2026-08-20)
Dec. 13, 2016	VIAV	S 10b5-1	3,371	$8.52	$28,721	94,156 Direct	-3.46%	Disposed	352.8% (price as of 2026-08-20)
Dec. 9, 2016	VIAV	S 10b5-1	19,523	$8.56	$167,117	97,527 Direct	-16.68%	Disposed	350.7% (price as of 2026-08-20)
Dec. 8, 2016	VIAV	M	6,741	—	—	117,050 Direct	+6.11%	Acquired	(price as of 2026-08-20)
Dec. 8, 2016	VIAV	M	6,741	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 18, 2016	KN	S 10b5-1	3,485	$16.05	$55,934	24,529 Direct	-12.44%	Disposed	115.5% (price as of 2026-08-20)
Nov. 18, 2016	VIAV	M	32,733	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 18, 2016	VIAV	M	32,733	—	—	110,309 Direct	+42.19%	Acquired	(price as of 2026-08-20)
Nov. 16, 2016	VIAV	A	27,100	—	—	77,576 Direct	+53.69%	Acquired	(price as of 2026-08-20)
Nov. 14, 2016	VIAV	M	6,312	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 14, 2016	VIAV	M	6,312	—	—	50,476 Direct	+14.29%	Acquired	(price as of 2026-08-20)
Nov. 11, 2016	ROG	S 10b5-1	600	$71.58	$42,948	2,300 Direct	-20.69%	Disposed	80.2% (price as of 2026-08-20)
Aug. 12, 2016	KN	S 10b5-1	1,693	$13.73	$23,245	28,014 Direct	-5.70%	Disposed	151.9% (price as of 2026-08-20)
May 6, 2016	ROG	A	1,700	—	—	2,900 Direct	+141.67%	Acquired	(price as of 2026-08-20)
May 6, 2016	KN	A	11,398	$13.16	$149,998	29,707 Direct	+62.25%	Acquired	162.8% (price as of 2026-08-20)
Dec. 8, 2015	VIAV	M	6,740	—	—	13,482 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Dec. 8, 2015	VIAV	M	6,740	—	—	44,164 Direct	+18.01%	Acquired	(price as of 2026-08-20)
Nov. 18, 2015	VIAV	A	32,733	—	—	32,733 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2015	VIAV	M	8,460	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 15, 2015	VIAV	M	8,460	—	—	37,424 Direct	+29.21%	Acquired	(price as of 2026-08-20)
Nov. 14, 2015	VIAV	M	6,312	—	—	6,312 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Nov. 14, 2015	VIAV	M	6,312	—	—	28,964 Direct	+27.87%	Acquired	(price as of 2026-08-20)
Oct. 8, 2015	ROG	A	1,200	—	—	1,200 Direct	—	Acquired	(price as of 2026-08-20)
May 5, 2015	KN	A	7,953	$18.86	$149,994	18,309 Direct	+76.80%	Acquired	83.4% (price as of 2026-08-20)
Dec. 8, 2014	VIAV	A	11,297	—	—	11,297 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 18, 2014	VIAV	S 10b5-1	2,165	$13.27	$28,730	22,652 Direct	-8.72%	Disposed	411.1% (price as of 2026-08-20)
Nov. 17, 2014	KN	A	6,970	—	—	10,356 Direct	+205.85%	Acquired	(price as of 2026-08-20)
Nov. 17, 2014	VIAV	M	4,329	—	—	4,329 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Nov. 17, 2014	VIAV	S 10b5-1	4,126	$13.10	$54,051	25,020 Direct	-14.16%	Disposed	417.7% (price as of 2026-08-20)
Nov. 17, 2014	VIAV	M	4,329	—	—	29,146 Direct	+17.44%	Acquired	(price as of 2026-08-20)
Nov. 15, 2014	VIAV	M	4,726	—	—	4,726 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Nov. 15, 2014	VIAV	M	4,726	—	—	24,817 Direct	+23.52%	Acquired	(price as of 2026-08-20)
Nov. 14, 2014	VIAV	M	3,526	—	—	7,052 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Nov. 14, 2014	VIAV	M	3,526	—	—	20,091 Direct	+21.29%	Acquired	(price as of 2026-08-20)
Oct. 16, 2014	VIAV	S 10b5-1	2,995	$11.81	$35,371	16,565 Direct	-15.31%	Disposed	474.3% (price as of 2026-08-20)
Oct. 15, 2014	VIAV	M	5,990	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Oct. 15, 2014	VIAV	M	5,990	—	—	19,560 Direct	+44.14%	Acquired	(price as of 2026-08-20)
March 7, 2014	KN	A	3,386	—	—	3,386 Direct	—	Acquired	(price as of 2026-08-20)
March 7, 2014	VIAV	S 10b5-1	2,300	$13.81	$31,763	13,570 Direct	-14.49%	Disposed	391.1% (price as of 2026-08-20)
Nov. 19, 2013	VIAV	S 10b5-1	1,948	$12.05	$23,473	15,870 Direct	-10.93%	Disposed	462.9% (price as of 2026-08-20)
Nov. 17, 2013	VIAV	M	4,329	—	—	4,329 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Nov. 17, 2013	VIAV	M	4,329	—	—	17,818 Direct	+32.09%	Acquired	(price as of 2026-08-20)
Nov. 15, 2013	VIAV	M	4,725	—	—	9,452 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Nov. 15, 2013	VIAV	M	4,725	—	—	13,489 Direct	+53.91%	Acquired	(price as of 2026-08-20)
Nov. 14, 2013	VIAV	A	10,578	—	—	10,578 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 16, 2013	VIAV	S 10b5-1	2,696	$14.93	$40,251	8,764 Direct	-23.53%	Disposed	354.3% (price as of 2026-08-20)
Oct. 15, 2013	VIAV	M	5,990	—	—	5,990 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Oct. 15, 2013	VIAV	M	5,990	—	—	11,460 Direct	+109.51%	Acquired	(price as of 2026-08-20)
Nov. 20, 2012	VIAV	S 10b5-1	4,848	$10.87	$52,698	5,470 Direct	-46.99%	Disposed	524.0% (price as of 2026-08-20)
Nov. 17, 2012	VIAV	M	4,329	—	—	8,658 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Nov. 17, 2012	VIAV	M	4,329	—	—	10,318 Direct	+72.28%	Acquired	(price as of 2026-08-20)
Nov. 15, 2012	VIAV	A	14,177	—	—	14,177 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 15, 2012	VIAV	M	5,989	—	—	11,980 Direct	+99.97%	Acquired	(price as of 2026-08-20)
Oct. 15, 2012	VIAV	M	5,989	—	—	5,989 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 17, 2011	VIAV	A	12,987	—	—	12,987 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 15, 2011	VIAV	A	17,969	—	—	17,969 Direct	—	Acquired	(price as of 2026-08-20)

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
Nov. 13, 2025	VIAV	Restricted Stock Unit	Common Stock (14,369)	$0.00	—	14,369	Acquired
Nov. 7, 2025	VIAV	Restricted Stock Unit	Common Stock (23,529)	$0.00	—	23,529	Disposed
Nov. 7, 2024	VIAV	Restricted Stock Unit	Common Stock (23,529)	$0.00	—	23,529	Acquired
Nov. 6, 2024	VIAV	Restricted Stock Unit	Common Stock (26,819)	$0.00	—	26,819	Disposed
Nov. 9, 2023	VIAV	Restricted Stock Unit	Common Stock (26,819)	$0.00	—	26,819	Acquired
Nov. 8, 2023	VIAV	Restricted Stock Unit	Common Stock (15,418)	$0.00	—	15,418	Disposed
Nov. 11, 2022	VIAV	Restricted Stock Units	Common Stock (13,544)	$0.00	—	13,544	Disposed
Nov. 10, 2022	VIAV	Restricted Stock Unit	Common Stock (15,418)	$0.00	—	15,418	Acquired
Nov. 12, 2021	VIAV	Restricted Stock Units	Common Stock (15,775)	$0.00	—	15,775	Disposed
Nov. 11, 2021	VIAV	Restricted Stock Units	Common Stock (13,544)	$0.00	—	13,544	Acquired
Nov. 14, 2020	VIAV	Restricted Stock Units	Common Stock (13,058)	$0.00	—	13,058	Disposed
Nov. 12, 2020	VIAV	Restricted Stock Units	Common Stock (15,775)	$0.00	—	15,775	Acquired
Nov. 15, 2019	VIAV	Restricted Stock Units	Common Stock (17,743)	$0.00	—	17,743	Disposed
Nov. 14, 2019	VIAV	Restricted Stock Units	Common Stock (13,058)	$0.00	—	13,058	Acquired
Dec. 8, 2017	VIAV	Restricted Stock Unit	Common Stock (6,741)	$0.00	—	6,741	Disposed
Dec. 8, 2016	VIAV	Restricted Stock Unit	Common Stock (6,741)	$0.00	—	6,741	Disposed
Nov. 18, 2016	VIAV	Restricted Stock Unit	Common Stock (32,733)	$0.00	—	32,733	Disposed
Nov. 14, 2016	VIAV	Restricted Stock Unit	Common Stock (6,312)	$0.00	—	6,312	Disposed
Dec. 8, 2015	VIAV	Restricted Stock Unit	Common Stock (6,740)	$0.00	—	6,740	Disposed
Nov. 18, 2015	VIAV	Restricted Stock Unit	Common Stock (32,733)	$0.00	—	32,733	Acquired
Nov. 15, 2015	VIAV	Restricted Stock Unit	Common Stock (8,460)	$0.00	—	8,460	Disposed
Nov. 14, 2015	VIAV	Restricted Stock Unit	Common Stock (6,312)	$0.00	—	6,312	Disposed
Dec. 8, 2014	VIAV	Restricted Stock Unit	Common Stock (11,297)	$0.00	—	11,297	Acquired
Nov. 17, 2014	VIAV	Restricted Stock	Common Stock (4,329)	$0.00	—	4,329	Disposed
Nov. 15, 2014	VIAV	Restricted Stock Unit	Common Stock (4,726)	$0.00	—	4,726	Disposed
Nov. 14, 2014	VIAV	Restricted Stock Unit	Common Stock (3,526)	$0.00	—	3,526	Disposed
Oct. 15, 2014	VIAV	Restricted Stock Uni	Common Stock (5,990)	$0.00	—	5,990	Disposed
Nov. 17, 2013	VIAV	Restricted Stock Unit	Common Stock (4,329)	$0.00	—	4,329	Disposed
Nov. 15, 2013	VIAV	Restricted Stock Unit	Common Stock (4,725)	$0.00	—	4,725	Disposed
Nov. 14, 2013	VIAV	Restricted Stock Unit	Common Stock (10,578)	$0.00	—	10,578	Acquired
Oct. 15, 2013	VIAV	Restricted Stock Unit	Common Stock (5,990)	$0.00	—	5,990	Disposed
Nov. 17, 2012	VIAV	Restricted Stock Unit	Common Stock (4,329)	$0.00	—	4,329	Disposed
Nov. 15, 2012	VIAV	Restricted Stock Unit	Common Stock (14,177)	$0.00	—	14,177	Acquired
Oct. 15, 2012	VIAV	Restricted Stock Unit	Common Stock (5,989)	$0.00	—	5,989	Acquired
Nov. 17, 2011	VIAV	Restricted Stock Unit	Common Stock (12,987)	$0.00	—	12,987	Acquired
Oct. 15, 2011	VIAV	Restricted Stock Unit	Common Stock (17,969)	$0.00	—	17,969	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
April 12, 2006	A	No Securities Owned	0	Direct