Upstream Bio Series A

• Round size vs peers

  Far above the typical Series A round (13.3× the median), an outlier.

• Syndicate size

  Party round (9 investors), diffuse ownership and signal.

• Insider conviction

  All-new money, no prior investors re-upped.

• Investor track record

  Mostly newer or unproven managers.

Heuristic read of round size vs peers, syndicate size, insider conviction, and investor track record. Not investment advice.