MONAHAN THOMAS L

Director at CEB Inc. · on record since Mar 24, 2006
General Manager at CEB Inc. · on record since Mar 18, 2004
Chief Executive Officer at HEIDRICK & STRUGGLES INTERNATIONAL INC · on record since Mar 13, 2024
Director at HEIDRICK & STRUGGLES INTERNATIONAL INC · on record since Aug 1, 2024
Director at CONCENTRIX CVG Corp · on record since Feb 21, 2008
Director at TransUnion · on record since May 13, 2026

Insider trading activity of MONAHAN THOMAS L

Transactions on record: 190; since Mar 18, 2004

Open-market buys: 5; $920.3K

Open-market sells: 4; $7.7M

Companies traded: 4; last filing May 13, 2026

Figures computed from official regulatory filings — .

Companies where MONAHAN THOMAS L has traded

TransUnion11 tx · $103.4K · May 13, 2026
HEIDRICK & STRUGGLES INTERNATIONAL INC11 tx · $3.6M · Dec 10, 2025
CONCENTRIX CVG Corp24 tx · $108.9K · Oct 10, 2018
CEB Inc.144 tx · $43.4M · Apr 6, 2017

Track record of MONAHAN THOMAS L

Statistical track record

Free account

Open-market buys: 5

Last buy: Mar 6, 2025

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

Transaction history of MONAHAN THOMAS L

Co-insiders of MONAHAN THOMAS L

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
TransUnionListing on record	May 13, 2026	Award	3,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-46,815	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-72,863	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-113,752	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-35,433	59.00 USD	$2.1M		SEC
TransUnionListing on record	May 9, 2025	Award	2,463	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 11, 2025	Award	26,692	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 11, 2025	Other	-16,591	46.83 USD	$777K		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 10, 2025	Buy	5,000	45.55 USD	$227.8K	conv 33	SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Nov 12, 2024	Buy	5,000	47.39 USD	$237K	conv 34	SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Aug 1, 2024	Buy	7,500	40.38 USD	$302.9K	conv 39	SEC
TransUnionListing on record	May 6, 2024	Award	2,543	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 13, 2024	Award	30,184	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 13, 2024	Award	97,150	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	Nov 20, 2023	Buy	1,800	57.46 USD	$103.4K	conv 56First in 12mo	SEC
TransUnionListing on record	May 8, 2023	Award	2,989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2022	Award	2,094	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2021	Award	1,621	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2020	Award	2,265	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 9, 2019	Award	2,571	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-33,141	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-38,594	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-10,119.34	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	May 16, 2018	Award	5,210	—	n/a (No price was disclosed in the filing)		SEC
TransUnionListing on record	May 10, 2018	Award	2,187	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
TransUnionListing on record	May 13, 2026	Award	3,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-46,815	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-72,863	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-113,752	—	n/a (No price was disclosed in the filing)		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Dec 10, 2025	Other	-35,433	59.00 USD	$2.1M		SEC
TransUnionListing on record	May 9, 2025	Award	2,463	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 11, 2025	Award	26,692	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 11, 2025	Other	-16,591	46.83 USD	$777K		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 10, 2025	Buy	5,000	45.55 USD	$227.8K	conv 33	SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Nov 12, 2024	Buy	5,000	47.39 USD	$237K	conv 34	SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Aug 1, 2024	Buy	7,500	40.38 USD	$302.9K	conv 39	SEC
TransUnionListing on record	May 6, 2024	Award	2,543	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 13, 2024	Award	30,184	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
HEIDRICK & STRUGGLES INTERNATIONAL INCListing unverified	Mar 13, 2024	Award	97,150	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	Nov 20, 2023	Buy	1,800	57.46 USD	$103.4K	conv 56First in 12mo	SEC
TransUnionListing on record	May 8, 2023	Award	2,989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2022	Award	2,094	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2021	Award	1,621	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 13, 2020	Award	2,265	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransUnionListing on record	May 9, 2019	Award	2,571	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-33,141	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-38,594	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	Oct 10, 2018	Other	-10,119.34	—	n/a (No price was disclosed in the filing)		SEC
CONCENTRIX CVG CorpListing unverified	May 16, 2018	Award	5,210	—	n/a (No price was disclosed in the filing)		SEC
TransUnionListing on record	May 10, 2018	Award	2,187	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC