KUPINSKY STUART

EVP, CLO & Corp Sec at MERCURY SYSTEMS INC · on record since Jan 29, 2024
Director at TEKELEC · on record since May 9, 2007
Senior V.P. (See Remarks) at TEKELEC · on record since May 9, 2007
Secretary, General Counsel at EXIDE TECHNOLOGIES · on record since Sep 1, 2005

Insider trading activity of KUPINSKY STUART

Transactions on record: 99; since Sep 1, 2005

Open-market buys: 0

Open-market sells: 19; $1.3M

Companies traded: 3; last filing Sep 23, 2026

Figures computed from official regulatory filings — .

Companies where KUPINSKY STUART has traded

MERCURY SYSTEMS INC16 tx · $1M · Sep 23, 2026
TEKELEC79 tx · $4.6M · Jan 30, 2012
EXIDE TECHNOLOGIES4 tx · Dec 1, 2005

Track record of KUPINSKY STUART

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

Transaction history of KUPINSKY STUART

Co-insiders of KUPINSKY STUART

RESSNER MICHAEL PEXIDE TECHNOLOGIES +1
ADAMS ROBERT VTEKELEC
ASLETT MARKMERCURY SYSTEMS INC
Aspbury Herbert FEXIDE TECHNOLOGIES
ASSCHER JEAN CLAUDETEKELEC
BALDWIN CAROL MILLSTEKELEC
Ballhaus William LMERCURY SYSTEMS INC
BARROWS CRAIGMERCURY SYSTEMS INC
Basile Diane JMERCURY SYSTEMS INC
BASS JAMES KMERCURY SYSTEMS INC
BATY GORDONMERCURY SYSTEMS INC
BECKER ROBERT DMERCURY SYSTEMS INC
BELLE ISLE ALBERT PMERCURY SYSTEMS INC
BERTELLI JAMES RMERCURY SYSTEMS INC
BISSON KEVIN MMERCURY SYSTEMS INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
MERCURY SYSTEMS INCListing on record	Sep 23, 2026	Sell	-1,000	86.52 USD	$86.5K		SEC
MERCURY SYSTEMS INCListing on record	Sep 15, 2026	Award	5,619	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Aug 25, 2026	Sell	-1,000	95.23 USD	$95.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 21, 2026	Sell	-1,308	100.31 USD	$131.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2026	Sell	-1,195	109.95 USD	$131.4K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2026	Sell	-1,178	111.36 USD	$131.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 18, 2026	Other	-6,977	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 19, 2026	Sell	-2,287	83.56 USD	$191.1K	Unusual size	SEC
MERCURY SYSTEMS INCListing on record	Aug 20, 2025	Sell	-1,182	66.52 USD	$78.6K		SEC
MERCURY SYSTEMS INCListing on record	Aug 20, 2025	Sell	-1,220	64.46 USD	$78.6K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2025	Award	9,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 19, 2025	Sell	-2,377	44.12 USD	$104.9K		SEC
MERCURY SYSTEMS INCListing on record	Sep 18, 2024	Award	15,657	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2024	Award	15,657	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 20, 2024	Award	22,299	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 20, 2024	Award	27,255	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-7,000	11.00 USD	$77K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-57,000	3.34 USD	$190.4K		SEC
TEKELECListing unverified	Jan 30, 2012	Other	-29,545	11.00 USD	$325K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-3,750	11.00 USD	$41.3K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-11,800	11.00 USD	$129.8K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-25,756	11.00 USD	$283.3K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-2,600	11.00 USD	$28.6K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-6,750	11.00 USD	$74.3K		SEC
TEKELECListing unverified	May 17, 2011	Other	-406	8.67 USD	$3.5K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
MERCURY SYSTEMS INCListing on record	Sep 23, 2026	Sell	-1,000	86.52 USD	$86.5K		SEC
MERCURY SYSTEMS INCListing on record	Sep 15, 2026	Award	5,619	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Aug 25, 2026	Sell	-1,000	95.23 USD	$95.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 21, 2026	Sell	-1,308	100.31 USD	$131.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2026	Sell	-1,195	109.95 USD	$131.4K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2026	Sell	-1,178	111.36 USD	$131.2K		SEC
MERCURY SYSTEMS INCListing on record	Aug 18, 2026	Other	-6,977	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 19, 2026	Sell	-2,287	83.56 USD	$191.1K	Unusual size	SEC
MERCURY SYSTEMS INCListing on record	Aug 20, 2025	Sell	-1,182	66.52 USD	$78.6K		SEC
MERCURY SYSTEMS INCListing on record	Aug 20, 2025	Sell	-1,220	64.46 USD	$78.6K		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2025	Award	9,865	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 19, 2025	Sell	-2,377	44.12 USD	$104.9K		SEC
MERCURY SYSTEMS INCListing on record	Sep 18, 2024	Award	15,657	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Aug 19, 2024	Award	15,657	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 20, 2024	Award	22,299	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
MERCURY SYSTEMS INCListing on record	Feb 20, 2024	Award	27,255	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-7,000	11.00 USD	$77K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-57,000	3.34 USD	$190.4K		SEC
TEKELECListing unverified	Jan 30, 2012	Other	-29,545	11.00 USD	$325K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-3,750	11.00 USD	$41.3K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-11,800	11.00 USD	$129.8K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-25,756	11.00 USD	$283.3K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-2,600	11.00 USD	$28.6K		SEC
TEKELECListing unverified	Jan 30, 2012	OtherD (derivative)	-6,750	11.00 USD	$74.3K		SEC
TEKELECListing unverified	May 17, 2011	Other	-406	8.67 USD	$3.5K		SEC