UnannouncedVCInvestor

Synapse Investment

Startup rounds since 2014 with a Synapse Investment investor on the board, and the firm's own fund filings.

Raises
28
since 2014
Unannounced
0
no announcement found, of those filed since 2025
Funds
1
fund filings under the firm's name

Rounds

  1. FORE US Bio Inc.$70.4MUnclear14 Jul 2026 · Philadelphia, PA
  2. Avenzo Therapeutics, Inc.$47.2MAnnounced 17 days later5 Sep 2025 · San Diego, CA
  3. Rezo Therapeutics, Inc.$68.1MAnnounced18 Aug 2025 · San Francisco, CA
  4. Avenzo Therapeutics, Inc.$386MFiled before 202520 Nov 2024 · San Diego, CA
  5. ADARx Pharmaceuticals, Inc.$200MFiled before 202510 Aug 2023 · San Diego, CA
  6. ADARx Pharmaceuticals, Inc.$46MFiled before 202526 Jan 2023 · San Diego, CA
  7. Dren Bio, Inc.$62.5MFiled before 202529 Mar 2022 · Foster City, CA
  8. ARS Pharmaceuticals, Inc.$55MFiled before 20257 Sep 2021 · San Diego, CA
  9. ADARx Pharmaceuticals, Inc.$75MFiled before 202517 Aug 2021 · San Diego, CA
  10. Dren Bio, Inc.$25.5MFiled before 202512 Nov 2020 · Foster City, CA
  11. Palleon Pharmaceuticals Inc.$100MFiled before 202517 Sep 2020 · Waltham, MA
  12. Navitor Pharmaceuticals, Inc.$20.2MFiled before 20257 May 2020 · Cambridge, MA
  13. Navitor Pharmaceuticals, Inc.$11.3MFiled before 20252 Jan 2019 · Cambridge, MA
  14. TP Therapeutics, Inc.$80MFiled before 202530 Oct 2018 · San Diego, CA
  15. Principia Biopharma Inc.$50MFiled before 20255 Sep 2018 · South San Francisco, CA
  16. Bird Rock Bio, Inc.$2.5MFiled before 20259 Jan 2017 · La Jolla, CA
  17. Progyny, Inc.$14.8MFiled before 202529 Jun 2016 · New York, NY
  18. Effector Therapeutics, Inc.$56MFiled before 202522 Feb 2016 · San Diego, CA
  19. Bird Rock Bio, Inc.$5MFiled before 20253 Feb 2016 · La Jolla, CA
  20. Principia Biopharma Inc.$15.3MFiled before 20254 Aug 2015 · South San Francisco, CA
  21. Adheron Therapeutics, Inc.$1.5MFiled before 202531 Jul 2015 · Berkeley, CA
  22. Effector Therapeutics, Inc.$36.2MFiled before 202524 Jul 2015 · San Diego, CA
  23. Avhana Health, Inc.$676KFiled before 20257 Jul 2015 · Baltimore, MD
  24. Htg Molecular Diagnostics, IncUndisclosedFiled before 202523 Jan 2015 · Tucson, AZ
  25. Htg Molecular Diagnostics, IncUndisclosedFiled before 20253 Sep 2014 · Tucson, AZ
  26. IlluminOss Medical Inc$6.47MFiled before 202530 Jun 2014 · East Providence, RI
  27. Ruiyi, Inc.$5MFiled before 202531 Mar 2014 · La Jolla, CA
  28. Htg Molecular Diagnostics, Inc$7.48MFiled before 202513 Feb 2014 · Tucson, AZ

By year

YearRaisesUnannounced
202610
202520
20241—
20232—
20221—
20212—
20203—
20191—
20182—
20171—
20163—
20155—
20144—

Raises are checked for an announcement from 2025 on.

Funds

The firm's own fund filings, each at its latest filing.

FundFiledSizeRaised
Synapse Investment, LP9 Sep 2025Open-ended—

Listed because a Synapse Investment fund's filing names a director of each company. A name match is not a verified identity.