MILLER DAVID BRIAN

Director at MERRIMAC INDUSTRIES INC · on record since Jun 23, 2006
Director at ONTO INNOVATION INC. · on record since May 22, 2026
Director at RUDOLPH TECHNOLOGIES INC · on record since Jul 30, 2015

Insider trading activity of MILLER DAVID BRIAN

Transactions on record: 26; since Jun 18, 2004

Open-market buys: 0

Open-market sells: 7; $2.2M

Companies traded: 3; last filing Oct 1, 2026

Figures computed from official regulatory filings — .

Companies where MILLER DAVID BRIAN has traded

ONTO INNOVATION INC.15 tx · $2.5M · Oct 1, 2026
RUDOLPH TECHNOLOGIES INC8 tx · $125.2K · Oct 29, 2019
MERRIMAC INDUSTRIES INC3 tx · Jun 21, 2007

Track record of MILLER DAVID BRIAN

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of MILLER DAVID BRIAN

Co-insiders of MILLER DAVID BRIAN

Aukerman Jeffrey A.ONTO INNOVATION INC. +1
BERLINGHIERI LEOONTO INNOVATION INC. +1
BROOKS D MAYSONONTO INNOVATION INC. +1
Cassese Vita AONTO INNOVATION INC. +1
Chan Chun HoyONTO INNOVATION INC. +1
da Silveira Elvino MONTO INNOVATION INC. +1
Jin JuONTO INNOVATION INC. +1
KOCH ROBERT ALANONTO INNOVATION INC. +1
LaBua Leonard AONTO INNOVATION INC. +1
Murray George CONTO INNOVATION INC. +1
Plisinski Michael PONTO INNOVATION INC. +1
ROTH STEVEN RONTO INNOVATION INC. +1
WHITTEN JOHN RONTO INNOVATION INC. +1
Ahlgren DebboraRUDOLPH TECHNOLOGIES INC
Andreson JeffONTO INNOVATION INC.
Asgari RezaRUDOLPH TECHNOLOGIES INC
BAIN HOWARD A IIIONTO INNOVATION INC.
Barnhart JamesONTO INNOVATION INC.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
ONTO INNOVATION INC.Listing on record	Oct 1, 2026	Sell	-2,000	300.00 USD	$600K	SEC
ONTO INNOVATION INC.Listing on record	May 22, 2026	Award	761	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 23, 2025	Award	2,114	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 23, 2024	Award	809	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Feb 13, 2024	Sell	-2,800	170.49 USD	$477.4K	SEC
ONTO INNOVATION INC.Listing on record	May 25, 2023	Sell	-1,185	99.21 USD	$117.6K	SEC
ONTO INNOVATION INC.Listing on record	May 25, 2023	Sell	-3,815	99.84 USD	$380.9K	SEC
ONTO INNOVATION INC.Listing on record	May 11, 2023	Award	2,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 12, 2022	Award	2,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Dec 9, 2021	Sell	-5,500	97.41 USD	$535.8K	SEC
ONTO INNOVATION INC.Listing on record	May 12, 2021	Award	2,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Feb 25, 2021	Other	-6,501	62.95 USD	$409.2K	SEC
ONTO INNOVATION INC.Listing on record	May 14, 2020	Award	4,800	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Oct 29, 2019	Award	13,912	—	n/a (No price was disclosed in the filing)	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Oct 29, 2019	Other	-21,400	—	n/a (No price was disclosed in the filing)	SEC
ONTO INNOVATION INC.Listing on record	Oct 29, 2019	Award	3,297	—	n/a (No price was disclosed in the filing)	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 15, 2019	Award	4,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 18, 2018	Award	3,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 10, 2018	Sell	-3,600	31.30 USD	$112.7K	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 10, 2018	Sell	-400	31.35 USD	$12.5K	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 19, 2017	Award	4,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Jul 22, 2016	Award	6,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Jul 30, 2015	Award	7,700	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MERRIMAC INDUSTRIES INCListing unverified	Jun 21, 2007	AwardD (derivative)	2,500	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MERRIMAC INDUSTRIES INCListing unverified	Jun 23, 2005	AwardD (derivative)	2,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
ONTO INNOVATION INC.Listing on record	Oct 1, 2026	Sell	-2,000	300.00 USD	$600K	SEC
ONTO INNOVATION INC.Listing on record	May 22, 2026	Award	761	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 23, 2025	Award	2,114	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 23, 2024	Award	809	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Feb 13, 2024	Sell	-2,800	170.49 USD	$477.4K	SEC
ONTO INNOVATION INC.Listing on record	May 25, 2023	Sell	-1,185	99.21 USD	$117.6K	SEC
ONTO INNOVATION INC.Listing on record	May 25, 2023	Sell	-3,815	99.84 USD	$380.9K	SEC
ONTO INNOVATION INC.Listing on record	May 11, 2023	Award	2,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	May 12, 2022	Award	2,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Dec 9, 2021	Sell	-5,500	97.41 USD	$535.8K	SEC
ONTO INNOVATION INC.Listing on record	May 12, 2021	Award	2,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Feb 25, 2021	Other	-6,501	62.95 USD	$409.2K	SEC
ONTO INNOVATION INC.Listing on record	May 14, 2020	Award	4,800	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ONTO INNOVATION INC.Listing on record	Oct 29, 2019	Award	13,912	—	n/a (No price was disclosed in the filing)	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Oct 29, 2019	Other	-21,400	—	n/a (No price was disclosed in the filing)	SEC
ONTO INNOVATION INC.Listing on record	Oct 29, 2019	Award	3,297	—	n/a (No price was disclosed in the filing)	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 15, 2019	Award	4,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 18, 2018	Award	3,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 10, 2018	Sell	-3,600	31.30 USD	$112.7K	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 10, 2018	Sell	-400	31.35 USD	$12.5K	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	May 19, 2017	Award	4,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Jul 22, 2016	Award	6,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
RUDOLPH TECHNOLOGIES INCListing unverified	Jul 30, 2015	Award	7,700	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MERRIMAC INDUSTRIES INCListing unverified	Jun 21, 2007	AwardD (derivative)	2,500	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
MERRIMAC INDUSTRIES INCListing unverified	Jun 23, 2005	AwardD (derivative)	2,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC