WARBURG PINCUS & CO

10% owner at NYFIX INC · on record since Oct 16, 2006
Director at ENCORE ACQUISITION CO · on record since Mar 16, 2004
10% owner at TransDigm Group INC · on record since Mar 22, 2006
10% owner at Viracta Therapeutics, Inc. · on record since Mar 20, 2006
10% owner at KNOLL INC · on record since Feb 17, 2006
10% owner at I TRAX INC · on record since Mar 26, 2004
10% owner at Builders FirstSource, Inc. · on record since Mar 3, 2006
10% owner at Altus Pharmaceuticals Inc. · on record since Feb 2, 2006
10% owner at Nuance Communications, Inc. · on record since Aug 29, 2006
10% owner at NESS TECHNOLOGIES INC · on record since May 19, 2006
See footnote 1 at ARAMARK CORP/DE · on record since May 11, 2006
10% owner at NEUSTAR INC · on record since May 10, 2006
10% owner at DEXCOM INC · on record since May 2, 2006
10% owner at SOMERA COMMUNICATIONS INC · on record since Sep 5, 2006
10% owner at JARDEN CORP · on record since Nov 16, 2006
10% owner at SkillSoft Ltd · on record since Nov 3, 2006
Former 10% Owner at NESS TECHNOLOGIES INC · on record since Mar 20, 2007
Director at Triton International Ltd · on record since Jul 12, 2016
10% owner at · on record since Jul 12, 2016
10% owner at · on record since Feb 12, 2007
10% owner at · on record since Jun 27, 2007
10% owner at · on record since Apr 23, 2007
10% owner at · on record since Sep 17, 2007
10% owner at · on record since Aug 15, 2007
10% owner at · on record since Nov 6, 2007
10% owner at · on record since Nov 1, 2007
Director at · on record since Oct 25, 2013
10% owner at · on record since Oct 25, 2013
10% owner at · on record since Feb 14, 2008
10% owner at · on record since Mar 10, 2008
Director at · on record since May 22, 2008
10% owner at · on record since Apr 14, 2008
Director at · on record since Jul 28, 2008
Director at · on record since Apr 20, 2009
10% owner at · on record since Apr 20, 2009
10% owner at · on record since Jul 3, 2003
Director at · on record since Dec 21, 2011
10% owner at · on record since Dec 21, 2011
See Remarks at · on record since Dec 24, 2009
10% owner at · on record since May 21, 2004
Director at · on record since Oct 5, 2009
10% owner at · on record since Oct 5, 2009
See Footnote (1) at · on record since Oct 2, 2009
See Remarks at · on record since Dec 1, 2009
10% owner at · on record since Jan 27, 2010
General Partner at · on record since Jul 31, 2003
10% owner at · on record since Jun 22, 2010
Director at · on record since Apr 21, 2010
10% owner at · on record since Apr 21, 2010
Director at · on record since Jun 16, 2010
10% owner at · on record since Jun 16, 2010
10% owner at · on record since May 13, 2010
10% owner at · on record since May 28, 2004
Director at · on record since Sep 3, 2010
10% owner at · on record since Aug 18, 2003
See Footnotes (1)(2)(3)(4) at · on record since Dec 29, 2010
10% owner at · on record since Oct 25, 2010
10% owner at · on record since Dec 17, 2010
Director at · on record since Dec 15, 2010
10% owner at · on record since Dec 14, 2010
See Note (1) at · on record since Aug 28, 2003
10% owner at · on record since Aug 28, 2003
Director at · on record since Jan 11, 2011
10% owner at · on record since Jan 11, 2011
Director at · on record since Oct 18, 2013
10% owner at · on record since Oct 18, 2013
10% owner at · on record since Sep 11, 2003
Director at · on record since May 31, 2011
10% owner at · on record since Sep 18, 2003
Director at · on record since May 18, 2011
10% owner at · on record since May 18, 2011
Director at · on record since May 13, 2011
10% owner at · on record since Apr 6, 2011
Director at · on record since Dec 18, 2013
10% owner at · on record since Dec 18, 2013
10% owner at · on record since Aug 11, 2011
10% owner at · on record since Oct 23, 2003
Director at · on record since Feb 28, 2012
10% owner at · on record since Nov 19, 2003
Director at · on record since Sep 6, 2012
10% owner at · on record since Sep 6, 2012
Director at · on record since Dec 14, 2012
10% owner at · on record since Dec 14, 2012
10% owner at · on record since Aug 3, 2004
Director at · on record since May 15, 2026
10% owner at · on record since May 15, 2026
Director at · on record since Jan 30, 2014
10% owner at · on record since Jan 30, 2014
10% owner at · on record since Apr 28, 2014
10% owner at · on record since Aug 26, 2004
Director at · on record since Oct 9, 2014
10% owner at · on record since Oct 9, 2014
10% owner at · on record since Nov 29, 2004
Director at · on record since Feb 3, 2016
10% owner at · on record since Feb 3, 2016
Director at · on record since May 22, 2017
10% owner at · on record since May 22, 2017
10% owner at · on record since Jun 19, 2018
Director at · on record since Jun 18, 2019
10% owner at · on record since Jun 18, 2019
Director at · on record since Apr 18, 2019
10% owner at · on record since Apr 10, 2019
Director at · on record since Sep 17, 2020
10% owner at · on record since Sep 17, 2020
Director at · on record since Nov 9, 2020
10% owner at · on record since Nov 9, 2020
Former 10% Owner at · on record since Jul 14, 2005
Former 10% Owner at · on record since Aug 3, 2005
10% owner at · on record since Dec 7, 2005
Director at · on record since Mar 26, 2021
10% owner at · on record since Mar 26, 2021

Insider trading activity of WARBURG PINCUS & CO

Transactions on record: 322; since Jul 29, 2003

Open-market buys: 202; $16.6M

Open-market sells: 30; $2.8B

Companies traded: 35; last filing May 15, 2026

Figures computed from official regulatory filings — .

Companies where WARBURG PINCUS & CO has traded

4 tx · $998.3M · May 15, 2026
2 tx · $41.9M · Sep 20, 2022
1 tx · $101.6M · Apr 7, 2022
1 tx · $306.4M · May 22, 2019
13 tx · $18M · Apr 10, 2019
7 tx · $82.4K · Nov 9, 2018
2 tx · $64.3M · Sep 7, 2018
2 tx · $209.7M · Nov 21, 2017
7 tx · $56.5M · Aug 3, 2015
2 tx · $362.3M · May 29, 2015
2 tx · $172.3M · Mar 11, 2015
1 tx · Sep 25, 2013
14 tx · $151.9M · Jul 18, 2013
2 tx · Feb 1, 2013

Track record of WARBURG PINCUS & CO

Statistical track record

Free account

Open-market buys: 203

Last buy: Jun 6, 2012

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

Transaction history of WARBURG PINCUS & CO

Co-insiders of WARBURG PINCUS & CO

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Sotera Health CoListing on record	May 15, 2026	Sell	-19,102,952	15.17 USD	$289.8M	Unusual size	SEC
Sotera Health CoListing on record	May 15, 2026	Sell	-19,102,952	15.17 USD	$289.8M	Unusual size	SEC
Sotera Health CoListing on record	Sep 9, 2025	Sell	-12,000,000	15.11 USD	$181.3M		SEC
Sotera Health CoListing on record	Mar 6, 2024	Sell	-16,594,363	14.31 USD	$237.5M	Unusual size	SEC
Alignment Healthcare, Inc.Listing on record	Sep 20, 2022	Sell	-2,044,006	14.61 USD	$29.9M		SEC
SOC Telemed, Inc.Listing unverified	Apr 7, 2022	Other	-33,874,965	3.00 USD	$101.6M	Unusual size	SEC
Alignment Healthcare, Inc.Listing on record	Apr 8, 2021	Sell	-716,624	16.83 USD	$12.1M		SEC
AVALARA, INC.Listing unverified	May 22, 2019	Sell	-4,400,000	69.63 USD	$306.4M	Unusual size	SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-34,361	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,074,072	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-5,904,180	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-5,637,492	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-34,291	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-655,596	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-20,974	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	68,652	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	Other	13,079,728	—	n/a (No price was disclosed in the filing)		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,071,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	Sell	-900,000	20.00 USD	$18M		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,538,056	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	2,145,974	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-143	15.87 USD	$2.3K		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-5,038	15.87 USD	$80K		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-13	15.87 USD	$206.3		SEC
Triton International LtdListing on record	Sep 7, 2018	Sell	-1,850,000	34.78 USD	$64.3M		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Sotera Health CoListing on record	May 15, 2026	Sell	-19,102,952	15.17 USD	$289.8M	Unusual size	SEC
Sotera Health CoListing on record	May 15, 2026	Sell	-19,102,952	15.17 USD	$289.8M	Unusual size	SEC
Sotera Health CoListing on record	Sep 9, 2025	Sell	-12,000,000	15.11 USD	$181.3M		SEC
Sotera Health CoListing on record	Mar 6, 2024	Sell	-16,594,363	14.31 USD	$237.5M	Unusual size	SEC
Alignment Healthcare, Inc.Listing on record	Sep 20, 2022	Sell	-2,044,006	14.61 USD	$29.9M		SEC
SOC Telemed, Inc.Listing unverified	Apr 7, 2022	Other	-33,874,965	3.00 USD	$101.6M	Unusual size	SEC
Alignment Healthcare, Inc.Listing on record	Apr 8, 2021	Sell	-716,624	16.83 USD	$12.1M		SEC
AVALARA, INC.Listing unverified	May 22, 2019	Sell	-4,400,000	69.63 USD	$306.4M	Unusual size	SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-34,361	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,074,072	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-5,904,180	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-5,637,492	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-34,291	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-655,596	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-20,974	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	68,652	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	Other	13,079,728	—	n/a (No price was disclosed in the filing)		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,071,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	Sell	-900,000	20.00 USD	$18M		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	-1,538,056	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Silk Road Medical IncListing unverified	Apr 10, 2019	OtherD (derivative)	2,145,974	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-143	15.87 USD	$2.3K		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-5,038	15.87 USD	$80K		SEC
ANTERO RESOURCES CorpListing on record	Nov 9, 2018	Sell	-13	15.87 USD	$206.3		SEC
Triton International LtdListing on record	Sep 7, 2018	Sell	-1,850,000	34.78 USD	$64.3M		SEC