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Peter Barris Insider Profile

11 Followers
Peter Barris, Ten Percent Owner at Tesaro, holds 116.12K shares in Sprout Social (Ticker: SPT), holds 42.92K shares in ZeroFox Holdings (Ticker: ZFOX), holds 156.71K shares in Berkshire Grey (Ticker: BGRY).
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Peter Barris

Peter Barris
Tesaro (TSRO)
Ten Percent Owner

Ranked #86,843 out of 98,501 Corporate Insiders

Profitable Transactions

29%
22 out of 76 Profitable Transactions

Average Return

-7.20%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark

Insider Holdings

$1B
51.40%
9.36%
8.54%
8.51%
22.20% Others
A breakdown of Peter Barris's holdings

Insider Roles

Elastic
(ESTC)
Ten Percent Owner
Ardelyx
(ARDX)
Ten Percent Owner
Mirum Pharmaceuticals
(MIRM)
Ten Percent Owner
Adaptimmune Therapeutics
(ADAP)
Ten Percent Owner
+23 other positions
Roles that Peter Barris holds in companies

Most Profitable Insider Trade

Stock:
Achaogen
(AKAOQ)
Rating:Informative Buy
Date:Jun 07, 2016 - Jun 07, 2017
Return:+423.70%
The most profitable trade made by Peter Barris

Peter Barris's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
TSRO
Tesaro
Jan 22, 2019
Uninformative Sell
781.66M
$0.00
Supernus Pharmaceuticals
Nov 12, 2015
Ten Percent Owner
Uninformative Buy
$6.38M
IQNT
Inteliquent
Nov 17, 2011
Uninformative Buy
$621.19K
Arca Biopharma
Feb 27, 2018
Ten Percent Owner
Informative Sell
730.10K
$0.00
VTAE
Vitae Pharma
Jul 02, 2015
Uninformative Buy
$24.59K
Box
Jan 22, 2015
Ten Percent Owner
Informative Buy
$4.28M
PRTK
Paratek Pharmaceuticals
Feb 03, 2009
Uninformative Buy
$4.65M
Xtera Communications
Nov 18, 2015
Ten Percent Owner
Uninformative Buy
$16.52K
Adaptimmune Therapeutics
Sep 10, 2018
Ten Percent Owner
Informative Buy
24.90M
$99.73M
AVEO
AVEO Pharma
Apr 08, 2019
Informative Buy
4.96M
$378.66M
AKAOQ
Achaogen
Dec 19, 2016
Informative Buy
6.75M
$117.88K
CASC
Cascadian Therapeutics
Mar 13, 2018
Uninformative Sell
$0.00
Senseonics Holdings
Dec 08, 2017
Ten Percent Owner
Informative Sell
366.66K
$13.52M
Regulus
May 09, 2019
Ten Percent Owner
Informative Buy
1.23M
$5.71M
Appian
Feb 15, 2018
Ten Percent Owner
Uninformative Buy
$44.33K
Synlogic
Jan 26, 2018
Ten Percent Owner
Uninformative Buy
4.00M
$7.61M
SURF
Surface Oncology
Apr 23, 2018
Uninformative Buy
$3.54M
MULE
Mulesoft Inc
May 09, 2018
Uninformative Sell
$0.00
Liquidia Technologies
Aug 01, 2018
Ten Percent Owner
Uninformative Buy
$33.99M
Elastic
Oct 10, 2018
Ten Percent Owner
Uninformative Buy
$602.63M
Genocea Biosciences
Jun 25, 2019
Ten Percent Owner
Informative Buy
10.00M
$108.39K
Trevi Therapeutics
May 13, 2019
Ten Percent Owner
Uninformative Buy
$12.47M
Mirum Pharmaceuticals
Jul 24, 2019
Ten Percent Owner
Uninformative Buy
$100.09M
Sprout Social
May 24, 2023
Director
Uninformative Buy
$6.40M
BGRY
Berkshire Grey
Jun 24, 2022
Uninformative Buy
$219.40K
NextNav
Jun 23, 2022
Director
Uninformative Buy
$404.12K
ZeroFox Holdings
Dec 15, 2022
Director
Uninformative Buy
$48.50K
Groupon
Jun 17, 2022
Director
Uninformative Buy
$645.47K
~DERM
Dermira
Oct 08, 2014
Uninformative Buy
$65.68M
TRACON Pharmaceuticals
Mar 27, 2018
Ten Percent Owner
Informative Buy
1.91M
$6.24M
LOXO
Loxo Oncology
Aug 06, 2014
Uninformative Buy
$419.91M
Ardelyx
Dec 09, 2019
Ten Percent Owner
Uninformative Buy
5.00M
$109.71M
Viracta Therapeutics
Aug 29, 2014
Ten Percent Owner
Informative Sell
2.13M
$3.63M
EPZM
Epizyme
Jan 12, 2016
Informative Buy
10.00M
$9.20M
DATA
Tableau
Dec 04, 2014
Uninformative Buy
$11.79M
ROKA
Sorrento Tech Inc
Jul 22, 2014
Uninformative Buy
$2.09M
HPTX
Hyperion Therapeutics
May 11, 2015
Uninformative Sell
109.69M
FNGN
Financial Engines
Sep 01, 2010
Uninformative Sell
$156.51M
VG
Vonage Holdings
Jul 03, 2012
Uninformative Buy
$249.25M
Amicus
Mar 09, 2012
Ten Percent Owner
Informative Buy
6.50M
$48.87M
GlycoMimetics
May 11, 2018
Ten Percent Owner
Uninformative Sell
169.89K
$20.50M
ECHO
Echo Global Logistics
Apr 30, 2012
Uninformative Buy
$68.80M
INWK
InnerWorkings
May 31, 2012
Uninformative Buy
$13.65M
~HIVE
Aerohive Networks
Apr 03, 2014
Uninformative Buy
$20.75M
CRCM
Care
Nov 08, 2017
Uninformative Buy
$33.85M
Ten Percent Owner
$14.22M
MM
Millennial Media
Oct 30, 2012
Informative Sell
21.47M
$14.34M
Gyre Therapeutics
Dec 05, 2013
Ten Percent Owner
Informative Sell
5.13K
$75.21M
Tandem Diabetes Care
Director
$0.00
CLVSQ
Clovis Oncology
Jun 05, 2013
Uninformative Buy
$37.24
Workday
Apr 11, 2013
Ten Percent Owner
Uninformative Buy
$30.38K
XOOM
Xoom Corp
Oct 31, 2013
Uninformative Buy
ADNC
Audience Inc
Nov 06, 2013
Uninformative Buy
WIFI
Boingo Wireless
Dec 12, 2013
Uninformative Buy
$0.00
FIO
Fusion-IO
Jun 07, 2011
Informative Buy
OMTH
Omthera
ECOM
ChannelAdvisor
$0.00
ARDMQ
Aradigm
$0.00
List of latest transactions for each holding click on a transaction to see Peter Barris's performance on stock

Peter Barris insider profile FAQ

What is the percentage of profitable transactions made by Peter Barris?
The percentage of profitable transactions made by Peter Barris is 29%.
    What is the average return per transaction made by Peter Barris?
    The average return per transaction made by Peter Barris is -7.20%.
      What stocks does Peter Barris hold?
      Peter Barris holds: TSRO, SUPN, IQNT, ABIO, VTAE, BOX, PRTK, XCOMQ, ADAP, AVEO, AKAOQ, CASC, SENS, RGLS, APPN, SYBX, SURF, MULE, LQDA, ESTC, GNCAQ, TRVI, MIRM, SPT, BGRY, NN, ZFOX, GRPN, ~DERM, TCON, LOXO, ARDX, VIRX, EPZM, DATA, ROKA, HPTX, FNGN, VG, FOLD, GLYC, ECHO, INWK, ~HIVE, CRCM, DZSI, MM, GYRE, TNDM, CLVSQ, WDAY, XOOM, ADNC, WIFI, FIO, OMTH, ECOM, ARDMQ stocks.
        What was Peter Barris’s latest transaction?
        Peter Barris latest transaction was an Uninformative Buy of ―.
          What was Peter Barris's most profitable transaction?
          Peter Barris’s most profitable transaction was an Informative Buy of AKAOQ stock on June 7, 2016. The return on the trade was 423.70%.
            What is Peter Barris's role in Tesaro?
            Peter Barris's role in Tesaro is Ten Percent Owner.
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