Norton David Y

Director at SAVIENT PHARMACEUTICALS INC · on record since Sep 6, 2011
Director at VIVUS INC · on record since Jul 29, 2013
Director at COMPASS Pathways plc · on record since May 29, 2026
Director at Syneos Health, Inc. · on record since Feb 4, 2015
Director at Keenova Therapeutics plc · on record since Sep 22, 2017

Insider trading activity of Norton David Y

Transactions on record: 63; since Sep 6, 2011

Open-market buys: 1; $44K

Open-market sells: 3; $52.9K

Companies traded: 5; last filing May 29, 2026

Figures computed from official regulatory filings — .

Companies where Norton David Y has traded

COMPASS Pathways plc6 tx · $42.2K · May 29, 2026
Keenova Therapeutics plc9 tx · $249.8K · Aug 9, 2021
VIVUS INC38 tx · $23.4K · Feb 24, 2020
Syneos Health, Inc.6 tx · May 24, 2017
SAVIENT PHARMACEUTICALS INC4 tx · $148.1K · Jul 20, 2012

Track record of Norton David Y

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

Transaction history of Norton David Y

Co-insiders of Norton David Y

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
COMPASS Pathways plcListing on record	May 29, 2026	AwardD (derivative)	21,110	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 13, 2025	AwardD (derivative)	26,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	May 13, 2024	AwardD (derivative)	39,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 6, 2023	AwardD (derivative)	26,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 17, 2022	AwardD (derivative)	17,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Mar 31, 2022	Sell	-3,384	12.48 USD	$42.2K		SEC
Keenova Therapeutics plcListing unverified	Aug 9, 2021	Sell	-5,080	0.26 USD	$1.3K		SEC
Keenova Therapeutics plcListing unverified	Dec 18, 2020	Sell	-21,807	0.43 USD	$9.4K		SEC
Keenova Therapeutics plcListing unverified	May 15, 2020	Other	-8,729	2.96 USD	$25.8K		SEC
VIVUS INCListing unverified	Feb 24, 2020	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 17, 2019	Award	19,396	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 17, 2019	Other	-8,527	15.21 USD	$129.7K	Unusual size	SEC
VIVUS INCListing unverified	Oct 29, 2018	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 18, 2018	Award	18,947	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	Mar 5, 2018	Other	-2,521	15.68 USD	$39.5K	Unusual size	SEC
Keenova Therapeutics plcListing unverified	Nov 13, 2017	Buy	2,000	22.02 USD	$44K	conv 61ClusterFirst in 12mo	SEC
VIVUS INCListing unverified	Oct 31, 2017	Exercise	12,500	—	n/a (No price was disclosed in the filing)		SEC
VIVUS INCListing unverified	Oct 31, 2017	AwardD (derivative)	150,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Oct 31, 2017	ExerciseD (derivative)	-12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Oct 31, 2017	Other	-3,125	0.70 USD	$2.2K		SEC
Keenova Therapeutics plcListing unverified	Sep 22, 2017	Award	5,601	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Aug 10, 2017	Exercise	12,500	—	n/a (No price was disclosed in the filing)		SEC
VIVUS INCListing unverified	Aug 10, 2017	ExerciseD (derivative)	-12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Aug 10, 2017	Other	-3,125	1.01 USD	$3.2K		SEC
VIVUS INCListing unverified	Jun 19, 2017	ExerciseD (derivative)	-12,500	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	Signals	Src
COMPASS Pathways plcListing on record	May 29, 2026	AwardD (derivative)	21,110	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 13, 2025	AwardD (derivative)	26,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	May 13, 2024	AwardD (derivative)	39,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 6, 2023	AwardD (derivative)	26,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Jun 17, 2022	AwardD (derivative)	17,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
COMPASS Pathways plcListing on record	Mar 31, 2022	Sell	-3,384	12.48 USD	$42.2K		SEC
Keenova Therapeutics plcListing unverified	Aug 9, 2021	Sell	-5,080	0.26 USD	$1.3K		SEC
Keenova Therapeutics plcListing unverified	Dec 18, 2020	Sell	-21,807	0.43 USD	$9.4K		SEC
Keenova Therapeutics plcListing unverified	May 15, 2020	Other	-8,729	2.96 USD	$25.8K		SEC
VIVUS INCListing unverified	Feb 24, 2020	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 17, 2019	Award	19,396	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 17, 2019	Other	-8,527	15.21 USD	$129.7K	Unusual size	SEC
VIVUS INCListing unverified	Oct 29, 2018	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	May 18, 2018	Award	18,947	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Keenova Therapeutics plcListing unverified	Mar 5, 2018	Other	-2,521	15.68 USD	$39.5K	Unusual size	SEC
Keenova Therapeutics plcListing unverified	Nov 13, 2017	Buy	2,000	22.02 USD	$44K	conv 61ClusterFirst in 12mo	SEC
VIVUS INCListing unverified	Oct 31, 2017	Exercise	12,500	—	n/a (No price was disclosed in the filing)		SEC
VIVUS INCListing unverified	Oct 31, 2017	AwardD (derivative)	150,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Oct 31, 2017	ExerciseD (derivative)	-12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Oct 31, 2017	Other	-3,125	0.70 USD	$2.2K		SEC
Keenova Therapeutics plcListing unverified	Sep 22, 2017	Award	5,601	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Aug 10, 2017	Exercise	12,500	—	n/a (No price was disclosed in the filing)		SEC
VIVUS INCListing unverified	Aug 10, 2017	ExerciseD (derivative)	-12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
VIVUS INCListing unverified	Aug 10, 2017	Other	-3,125	1.01 USD	$3.2K		SEC
VIVUS INCListing unverified	Jun 19, 2017	ExerciseD (derivative)	-12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC