Investing Profile

James N. Topper

InvestorVC
Managing Partner at Frazier Healthcare Partners
frazierhealthcare.com/team/ja...Menlo Park, California
Photo of James N. Topper, Managing Partner at Frazier Healthcare Partners
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Current Investing Position
Frazier Healthcare Partners Managing Partner
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
26

James N. Topper is on these Sector & Stage Rankings

James N. Topper's Investments On Record (16)

CompanyStageDateRound SizeTotal Raised
Attovia Therapeutics
Series BMay 2024$110M
Series AJun 2023$60M
$170M
Co-investors: Aaron Royston (venBio)
Enlaza Therapeutics
Series AApr 2024$100M
SeedOct 2022$61M
$160M
Co-investors: Stephen Squinto (OrbiMed), Marcos Milla (Samsara BioCapital), Jay Lichter (Avalon Ventures)
Diagonal Therapeutics
Series AApr 2024$130M
$130M
Co-investors: Michael Gladstone (Atlas Venture), Jernej Godec (Atlas Venture)
Lassen Therapeutics
Series BDec 2023$85M
$85M
Co-investors: Dan Janney (Alta Partners)
Millendo Therapeutics
Series UnknownAug 2018$30M
Series BJan 2016$62M
Series AAug 2012$16M
$110M
Co-investors: Carol Gallagher (New Enterprise Associates (NEA)), Bill Harrington (Osage University Partners)
Mavupharma
Series ANov 2017$20M
$20M
Allena Pharmaceuticals
Series CDec 2015$53M
Series BDec 2014$25M
Series ANov 2011$15M
$93M
Co-investors: Steve Kraus (Bessemer Venture Partners), Robert Tepper (Third Rock Ventures)
AnaptysBio
Series DJul 2015$40M
Series BNov 2007$34M
$74M
Co-investors: Heath Lukatch (Red Tree Venture Capital)