Fundraising Fox

JJDC β€” Full Portfolio

10 tracked investments Β· listed companies and verified rows first

Protagonist Therapeuticsprotagonist-inc.comin𝕏NASDAQ: PTGXJul 2015

Protagonist is a company that emphasizes a diverse and inclusive corporate culture as central to its innovation, with stated goals of creating wins for its organization and for patients.

BiotechHealthtechMilpitas, US

Dinesh V. Patel, PhD(Executive Officer, Director)Dinesh Patel(President & Chief Executive Officer)

BoardAsish K. Xavier, Ph.D.(Director)Michael Panaccio, Ph.D.(Director)Armen Shanafelt, Ph.D.(Director)Paul F. Truex(Director)

Co-investorsAisling CapitalCanaan PartnersLilly VenturesStarfish Ventures

Accent Therapeuticsaccenttx.comin𝕏Jan 2024

Accent Therapeutics is a biotechnology company focused on discovering and developing small molecule drugs to improve health outcomes for cancer patients.

BiotechHealthtechLongevity

Co-investorsAtlas VentureDroia VenturesEcoR1 CapitalGV (Google Ventures)The Column GroupJohnson & Johnson Innovation – JJDC+1 more

BrainsGatebrainsgate.com

BrainsGate develops a neurostimulation therapy for stroke patients based on stimulation of the sphenopalatine ganglion (SPG) to increase cerebral blood flow.

BiotechHealthtechMedical Devices

Co-investorsAgate Medical Investments LPCipio PartnersSpero Ventures

Healthcare North America Growth Stageaetion.comin

Data & InfrastructureDigital HealthHealthtechNew York, US

Sebastian G. Schneeweiss(Director)William Geary(Director)inJeremy Rassen(Executive Officer, Director)

Co-investorsB Capital GroupB4 CapitalBlue Lion GlobalFlare Capital PartnersForesite CapitalLG Technology Ventures+6 more

Mestag Therapeuticsmestagtx.comin𝕏Mar 2026 Β· $40M

Mestag Therapeutics is an immunology company developing first-in-class agonist antibody therapies for cancer and inflammatory diseases based on fibroblast biology, and operates a RAFT platform for discovering new drug targets.

AI & Machine LearningBiotechHealthtech

Susan Hill(Chief Executive Officer)inMichael B. Brenner(Founder)Chris Buckley(Founder)Mark Coles(Founder)inSoumya Raychaudhuri(Founder)David A. Tuveson(Founder)

Co-investorsGV (Google Ventures)ForbionJohnson & Johnson Innovation – JJDCNorthpond VenturesSV Health Investors

Nucleomenucleome.comOct 2022

Nucleome develops 3D genomics technology to map genetic variants in the non-coding genome to the genes they dysregulate, with applications in understanding inflammatory diseases and discovering therapeutic targets.

AI & Machine LearningBiotechDeep Tech

Co-investorsM VenturesOxford Science EnterprisesPfizer Venture InvestmentsBritish Patient CapitalPfizer Ventures

Renovo

HealthtechBend, US

Kirk Mansberger(Executive Officer, Director, Promoter)

Co-investorsSamsung Catalyst FundReward Funding

Rodin Therapeuticsrodintherapeutics.cominAug 2017

HealthtechCambridge, US

Adam Rosenberg(Executive Officer, Director)in

BoardBruce Booth(Director)Kees Been(Director)Samantha Singer(Director)

Co-investorsGV (Google Ventures)Hatteras Venture PartnersThird Point VenturesAtlas VentureRemeditex Ventures

Ronovo Surgicalronovosurgical.cominSep 2025 Β· $67M

Ronovo Surgical develops the Carina surgical robotics platform, including a vision system and instruments, for use by surgeons and hospitals.

HealthtechMedical DevicesRoboticsShanghai, CN

John Ma(Founder)inYing Mao(Founder)in

Co-investorsGranite AsiaINCE CapitalVivo CapitalLilly Asia Ventures

X-Vax TechnologySep 2016

BiotechNew York, US

BoardIsaac Blech(Vice Chairman)William A. Haseltine(Director)Roger Pomerantz(Director)Robert Ruffolo(Director)

Co-investorsAdjuvant CapitalAlexandriaFounders FundJohnson & Johnson Innovation – JJDC

Rows marked β€œSEC filing” are inferred from directors named on the company's SEC Form D β€” public regulatory data, not a portfolio list published by the firm.