WARBURG PINCUS PRIVATE EQUITY VIII L P

10% owner at Altus Pharmaceuticals Inc. · on record since Jan 25, 2006
10% owner at TransDigm Group INC · on record since Mar 22, 2006
10% owner at Nuance Communications, Inc. · on record since Aug 29, 2006
10% owner at ARCH CAPITAL GROUP LTD. · on record since May 5, 2006
10% owner at DEXCOM INC · on record since May 2, 2006
10% owner at JARDEN CORP · on record since Nov 16, 2006
10% owner at Targa Resources Partners LP · on record since Feb 12, 2007
10% owner at Polypore International, Inc. · on record since Jun 27, 2007
10% owner at BILL BARRETT CORP · on record since Mar 10, 2008
Director at ALLOS THERAPEUTICS INC · on record since May 30, 2008
10% owner at ALLOS THERAPEUTICS INC · on record since May 30, 2008
Director at Nuance Communications, Inc. · on record since May 22, 2008
10% owner at NEUROGEN CORP · on record since Apr 14, 2008
Director at NEUROGEN CORP · on record since Jul 28, 2008
Director at Topiary Fund for Benefit Plan Investors (BPI) LLC · on record since Apr 20, 2009
10% owner at Topiary Fund for Benefit Plan Investors (BPI) LLC · on record since Apr 20, 2009
10% owner at WELLMAN INC · on record since Jul 3, 2003
See Remarks at NEUROGEN CORP · on record since Dec 24, 2009
10% owner at · on record since May 21, 2004
10% owner at · on record since Dec 14, 2010
Director at · on record since Oct 18, 2013
10% owner at · on record since Oct 18, 2013
Director at · on record since May 18, 2011
10% owner at · on record since May 18, 2011
10% owner at · on record since Dec 15, 2003
Director at · on record since Oct 9, 2014
10% owner at · on record since Oct 9, 2014

Insider trading activity of WARBURG PINCUS PRIVATE EQUITY VIII L P

Transactions on record: 176; since Dec 15, 2003

Open-market buys: 128; $99.5M

Open-market sells: 4; $9.7M

Companies traded: 11; last filing Sep 6, 2012

Figures computed from official regulatory filings — .

Companies where WARBURG PINCUS PRIVATE EQUITY VIII L P has traded

4 tx · $67.3M · Sep 6, 2012
1 tx · May 25, 2011
2 tx · Jun 1, 2009
1 tx · May 29, 2009
6 tx · $7.2M · Apr 9, 2009
121 tx · $3M · Dec 5, 2008
13 tx · $9.6M · May 2, 2006
6 tx · $76.5M · Sep 19, 2005
5 tx · Aug 16, 2005
14 tx · Oct 25, 2004
3 tx · $412.3K · May 21, 2004

Track record of WARBURG PINCUS PRIVATE EQUITY VIII L P

Open-market buys: 131

Last buy: Dec 4, 2008

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 WARBURG PINCUS PRIVATE EQUITY VIII L P

Co-insiders of WARBURG PINCUS PRIVATE EQUITY VIII L P

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ALLOS THERAPEUTICS INCListing unverified	Sep 6, 2012	Other	-26,124,430	1.82 USD	$47.5M	Unusual size	SEC
Polypore International, Inc.Listing unverified	May 25, 2011	Other	-1,508,512	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Targa Resources Partners LPListing unverified	Jun 1, 2009	OtherD (derivative)	-9,079,635	—	n/a (No price was disclosed in the filing)		SEC
Targa Resources Partners LPListing unverified	Jun 1, 2009	Other	9,079,635	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransDigm Group INCListing on record	May 29, 2009	Other	-2,082,582	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-363,419	0.22	$80K		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-169,984	0.22	$37.4K		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-127,300	0.22	$28K		SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,000	17.79	$35.6K	conv 28Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.55	$7K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,400	19.04	$45.7K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	1,200	19.32	$23.2K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,100	19.16	$40.2K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.56	$3.5K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.81	$7.1K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	19.20	$3.8K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	3,000	19.34	$58K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	800	18.93	$15.1K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.90	$7.2K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	900	19.19	$17.3K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	700	17.87	$12.5K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,300	17.77	$40.9K	conv 29Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.17	$3.4K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	3,300	19.43	$64.1K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.38	$3.5K	conv 24Cluster	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ALLOS THERAPEUTICS INCListing unverified	Sep 6, 2012	Other	-26,124,430	1.82 USD	$47.5M	Unusual size	SEC
Polypore International, Inc.Listing unverified	May 25, 2011	Other	-1,508,512	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Targa Resources Partners LPListing unverified	Jun 1, 2009	OtherD (derivative)	-9,079,635	—	n/a (No price was disclosed in the filing)		SEC
Targa Resources Partners LPListing unverified	Jun 1, 2009	Other	9,079,635	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TransDigm Group INCListing on record	May 29, 2009	Other	-2,082,582	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-363,419	0.22	$80K		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-169,984	0.22	$37.4K		SEC
Altus Pharmaceuticals Inc.Listing unverified	Apr 9, 2009	Sell	-127,300	0.22	$28K		SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,000	17.79	$35.6K	conv 28Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.55	$7K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,400	19.04	$45.7K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	1,200	19.32	$23.2K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,100	19.16	$40.2K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.56	$3.5K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.81	$7.1K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	19.20	$3.8K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	3,000	19.34	$58K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	800	18.93	$15.1K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	400	17.90	$7.2K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	900	19.19	$17.3K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	700	17.87	$12.5K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	2,300	17.77	$40.9K	conv 29Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.17	$3.4K	conv 24Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	3,300	19.43	$64.1K	conv 31Cluster	SEC
BILL BARRETT CORPListing unverified	Dec 5, 2008	Buy	200	17.38	$3.5K	conv 24Cluster	SEC