Pedder Simon

Director at Chelsea Therapeutics International, Ltd. · on record since Feb 3, 2006
Chief Executive Officer at Chelsea Therapeutics International, Ltd. · on record since Feb 3, 2006
Director at ADAPTIN BIO, INC. · on record since Feb 18, 2025
Executive Chairman at ADAPTIN BIO, INC. · on record since Feb 18, 2025
10% owner at ADAPTIN BIO, INC. · on record since Feb 18, 2025
Director at Cellectar Biosciences, Inc. · on record since Aug 22, 2014
President and CEO at Cellectar Biosciences, Inc. · on record since Aug 22, 2014
Director at Oncotelic Therapeutics, Inc. · on record since Mar 23, 2016
Director at IVORY CAPITAL CORP · on record since Feb 22, 2005
Chief Executive Officer at IVORY CAPITAL CORP · on record since Feb 22, 2005
Director at Avalo Therapeutics, Inc. · on record since May 17, 2018
See Remarks at Athenex, Inc. · on record since Aug 21, 2018
Director at DELCATH SYSTEMS, INC. · on record since Feb 5, 2019
Executive Chairman of the Bd at Avalo Therapeutics, Inc. · on record since Aug 29, 2019

Insider trading activity of Pedder Simon

Transactions on record: 45; since Feb 3, 2006

Open-market buys: 11; $168.3K

Open-market sells: 0

Companies traded: 7; last filing Sep 10, 2025

Figures computed from official regulatory filings — .

Companies where Pedder Simon has traded

ADAPTIN BIO, INC.1 tx · Sep 10, 2025
Athenex, Inc.10 tx · $40.8K · Aug 5, 2021
13 tx · $108.5K · Apr 13, 2020
1 tx · Feb 5, 2019
4 tx · Jun 22, 2018
2 tx · $50K · Aug 22, 2014
14 tx · $27.2K · Jan 27, 2012

Track record of Pedder Simon

Statistical track record

Free account

Open-market buys: 12

Last buy: Aug 27, 2019

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of Pedder Simon

Co-insiders of Pedder Simon

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ADAPTIN BIO, INC.Listing unverified	Sep 10, 2025	AwardD (derivative)	192,231	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 5, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 5, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 6, 2020	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 13, 2020	Other	-20,901	2.57 USD	$53.7K		SEC
Avalo Therapeutics, Inc.Listing on record	Aug 29, 2019	Buy	6,734	2.98 USD	$20.1K	conv 45Cluster	SEC
Avalo Therapeutics, Inc.Listing on record	Jul 2, 2019	AwardD (derivative)	117	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 29, 2019	AwardD (derivative)	300,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 29, 2019	Award	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 16, 2019	Buy	6,000	5.06 USD	$30.4K	conv 49Cluster	SEC
Avalo Therapeutics, Inc.Listing on record	Apr 17, 2019	AwardD (derivative)	300,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Apr 17, 2019	Award	1,402	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 1, 2019	AwardD (derivative)	882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Mar 5, 2019	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Mar 4, 2019	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DELCATH SYSTEMS, INC.Listing on record	Feb 5, 2019	AwardD (derivative)	100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Jan 2, 2019	AwardD (derivative)	1,504	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Nov 14, 2018	Buy	2,908	10.26 USD	$29.8K	conv 76ClusterFirst in 12mo	SEC
Avalo Therapeutics, Inc.Listing on record	Oct 1, 2018	AwardD (derivative)	990	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 21, 2018	AwardD (derivative)	130,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Jul 3, 2018	AwardD (derivative)	1,012	4.34 USD	$4.4K		SEC
Oncotelic Therapeutics, Inc.Listing on record	Jun 22, 2018	AwardD (derivative)	258,171	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 17, 2018	AwardD (derivative)	8,357	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 10, 2018	AwardD (derivative)	16,714	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Jul 28, 2017	Buy	1,000	11.00 USD	$11K	conv 52ClusterFirst in 12mo	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ADAPTIN BIO, INC.Listing unverified	Sep 10, 2025	AwardD (derivative)	192,231	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 5, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 5, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 6, 2020	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 13, 2020	Other	-20,901	2.57 USD	$53.7K		SEC
Avalo Therapeutics, Inc.Listing on record	Aug 29, 2019	Buy	6,734	2.98 USD	$20.1K	conv 45Cluster	SEC
Avalo Therapeutics, Inc.Listing on record	Jul 2, 2019	AwardD (derivative)	117	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 29, 2019	AwardD (derivative)	300,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 29, 2019	Award	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 16, 2019	Buy	6,000	5.06 USD	$30.4K	conv 49Cluster	SEC
Avalo Therapeutics, Inc.Listing on record	Apr 17, 2019	AwardD (derivative)	300,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Apr 17, 2019	Award	1,402	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 1, 2019	AwardD (derivative)	882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Mar 5, 2019	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Mar 4, 2019	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
DELCATH SYSTEMS, INC.Listing on record	Feb 5, 2019	AwardD (derivative)	100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Jan 2, 2019	AwardD (derivative)	1,504	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Nov 14, 2018	Buy	2,908	10.26 USD	$29.8K	conv 76ClusterFirst in 12mo	SEC
Avalo Therapeutics, Inc.Listing on record	Oct 1, 2018	AwardD (derivative)	990	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Aug 21, 2018	AwardD (derivative)	130,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Jul 3, 2018	AwardD (derivative)	1,012	4.34 USD	$4.4K		SEC
Oncotelic Therapeutics, Inc.Listing on record	Jun 22, 2018	AwardD (derivative)	258,171	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	May 17, 2018	AwardD (derivative)	8,357	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Avalo Therapeutics, Inc.Listing on record	Apr 10, 2018	AwardD (derivative)	16,714	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Athenex, Inc.Listing unverified	Jul 28, 2017	Buy	1,000	11.00 USD	$11K	conv 52ClusterFirst in 12mo	SEC