Christopher A Seams

Insider

First SEC filing: May 3, 2022 · Latest: May 3, 2022

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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.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 19 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

19 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 20, 2026	ONTO	A	761	—	—	38,513 Direct	+2.02%	Acquired	(price as of 2026-08-19)
April 17, 2026	XPER	A	29,320	—	—	130,269 Direct	+29.04%	Acquired	(price as of 2026-08-19)
April 25, 2025	XPER	A	25,815	—	—	100,949 Direct	+34.36%	Acquired	(price as of 2026-08-19)
May 29, 2024	XPER	A	21,739	—	—	75,134 Direct	+40.71%	Acquired	(price as of 2026-08-19)
May 9, 2023	ONTO	A	2,200	—	—	34,829 Direct	+6.74%	Acquired	(price as of 2026-08-19)
April 27, 2023	XPER	A	19,978	—	—	53,395 Direct	+59.78%	Acquired	(price as of 2026-08-19)
Oct. 1, 2022	XPER	A	4,872	—	—	33,417 Direct	+17.07%	Acquired	(price as of 2026-08-19)
May 10, 2022	ONTO	A	2,100	—	—	32,629 Direct	+6.88%	Acquired	(price as of 2026-08-19)
April 29, 2022	ADEA	A	12,179	—	—	83,543 Direct	+17.07%	Acquired	(price as of 2026-08-19)
May 14, 2021	ADEA	A	9,073	—	—	71,364 Direct	+14.57%	Acquired	(price as of 2026-08-19)
May 11, 2021	ONTO	A	2,500	—	—	30,529 Direct	+8.92%	Acquired	(price as of 2026-08-19)
Aug. 27, 2020	ADEA	P	6,000	$13.49	$80,940	62,291 Direct	+10.66%	Acquired	101.8% (price as of 2026-08-19)
July 28, 2020	ADEA	A	10,644	—	—	56,291 Direct	+23.32%	Acquired	(price as of 2026-08-19)
June 1, 2020	ADEA	A	45,647	—	—	45,647 Direct	—	Acquired	(price as of 2026-08-19)
May 12, 2020	ONTO	A	4,800	—	—	28,029 Direct	+20.66%	Acquired	(price as of 2026-08-19)
May 22, 2019	ONTO	A	4,041	—	—	23,229 Direct	+21.06%	Acquired	(price as of 2026-08-19)
May 22, 2018	ONTO	A	4,134	—	—	19,188 Direct	+27.46%	Acquired	(price as of 2026-08-19)
May 23, 2017	ONTO	A	3,453	—	—	15,054 Direct	+29.76%	Acquired	(price as of 2026-08-19)
May 24, 2016	ONTO	A	6,493	—	—	11,601 Direct	+127.11%	Acquired	(price as of 2026-08-19)
Aug. 28, 2015	ONTO	A	5,108	—	—	5,108 Direct	—	Acquired	(price as of 2026-08-19)

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.