BIDERMAN MARC C

FMR EVP, CFO & VICE CHAIRMAN at NATIONAL FINANCIAL PARTNERS CORP · on record since Feb 13, 2009
Director at Atlas America Public #14-2004 L.P. · on record since Jul 30, 2009
Director at Full Circle Capital Corp · on record since Aug 31, 2010
Director at Apollo Commercial Real Estate Finance, Inc. · on record since Nov 12, 2010
Director at Targa Energy LP · on record since Feb 22, 2011
Director at ARDEN REALTY INC · on record since Apr 3, 2026
Executive VP and CFO at NATIONAL FINANCIAL PARTNERS CORP · on record since Sep 17, 2003
Director at Apollo Residential Mortgage, Inc. · on record since Jul 29, 2011
Director at Titan Energy, LLC · on record since Mar 11, 2015
Director at Great Elm Capital Corp. · on record since Dec 9, 2016

Insider trading activity of BIDERMAN MARC C

Transactions on record: 244; since Sep 22, 2003

Open-market buys: 13; $748.1K

Open-market sells: 10; $2.5M

Companies traded: 10; last filing Apr 3, 2026

Figures computed from official regulatory filings — .

Companies where BIDERMAN MARC C has traded

ARDEN REALTY INC31 tx · $1.5M · Apr 3, 2026
Atlas Energy Group, LLC15 tx · $24.9K · Jan 3, 2018
Full Circle Capital Corp5 tx · $111K · Nov 4, 2016
Apollo Residential Mortgage, Inc.12 tx · $85K · Sep 2, 2016
Titan Energy, LLC1 tx · Sep 1, 2016
41 tx · $319.8K · Mar 3, 2015
2 tx · Apr 5, 2011
1 tx · Mar 2, 2011
8 tx · $327.5K · Feb 22, 2011
128 tx · $1.4M · Feb 13, 2009

Track record of BIDERMAN MARC C

Open-market buys: 13

Last buy: Apr 7, 2015

Enough buys on record, but none of them has a 63-day return yet — this happens when the shares stopped trading, or when the buys are too recent. Win rates will appear once returns mature.

Transaction history of BIDERMAN MARC C

Co-insiders of BIDERMAN MARC C

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
ARDEN REALTY INCListing unverified	Apr 3, 2026	Award	9,587	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 1, 2025	Sell	-10,000	9.48 USD	$94.8K	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2025	Award	10,162	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 2, 2024	Sell	-15,000	10.00 USD	$150K	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2024	Award	9,140	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Sep 8, 2023	Sell	-10,000	10.60 USD	$106K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2023	Award	10,822	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 19, 2022	Sell	-10,000	12.68 USD	$126.8K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2022	Award	7,062	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 28, 2021	Sell	-7,050	14.96 USD	$105.5K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2021	Award	7,037	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2020	Award	16,447	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2019	Award	5,449	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Dec 10, 2018	Sell	-10,000	18.85 USD	$188.5K	SEC
ARDEN REALTY INCListing unverified	Aug 29, 2018	Sell	-10,000	19.45 USD	$194.5K	SEC
ARDEN REALTY INCListing unverified	Apr 4, 2018	Award	5,614	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Feb 22, 2018	Sell	-10,000	18.48 USD	$184.8K	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	ExerciseD (derivative)	-2,871	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	Exercise	2,871	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	Other	-2,871	0.04 USD	$114.8	SEC
ARDEN REALTY INCListing unverified	Aug 3, 2017	Award	2,872	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2017	Award	2,668	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Mar 6, 2017	Sell	-15,000	18.23 USD	$273.5K	SEC
Atlas Energy Group, LLCListing unverified	Mar 3, 2017	Exercise	25,000	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Mar 3, 2017	Other	-25,000	0.42 USD	$10.5K	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
ARDEN REALTY INCListing unverified	Apr 3, 2026	Award	9,587	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 1, 2025	Sell	-10,000	9.48 USD	$94.8K	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2025	Award	10,162	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 2, 2024	Sell	-15,000	10.00 USD	$150K	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2024	Award	9,140	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Sep 8, 2023	Sell	-10,000	10.60 USD	$106K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2023	Award	10,822	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	May 19, 2022	Sell	-10,000	12.68 USD	$126.8K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2022	Award	7,062	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 28, 2021	Sell	-7,050	14.96 USD	$105.5K	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2021	Award	7,037	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2020	Award	16,447	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 3, 2019	Award	5,449	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Dec 10, 2018	Sell	-10,000	18.85 USD	$188.5K	SEC
ARDEN REALTY INCListing unverified	Aug 29, 2018	Sell	-10,000	19.45 USD	$194.5K	SEC
ARDEN REALTY INCListing unverified	Apr 4, 2018	Award	5,614	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Feb 22, 2018	Sell	-10,000	18.48 USD	$184.8K	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	ExerciseD (derivative)	-2,871	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	Exercise	2,871	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Jan 3, 2018	Other	-2,871	0.04 USD	$114.8	SEC
ARDEN REALTY INCListing unverified	Aug 3, 2017	Award	2,872	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Apr 5, 2017	Award	2,668	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
ARDEN REALTY INCListing unverified	Mar 6, 2017	Sell	-15,000	18.23 USD	$273.5K	SEC
Atlas Energy Group, LLCListing unverified	Mar 3, 2017	Exercise	25,000	—	n/a (No price was disclosed in the filing)	SEC
Atlas Energy Group, LLCListing unverified	Mar 3, 2017	Other	-25,000	0.42 USD	$10.5K	SEC