What public Form 5500 filings show about the Upstream Bio, Inc. 401(k) plan — and how to find and check your own account.
Upstream Bio, Inc. (EIN 38-4187694) reports UPSTREAM BIO, INC. on its most recent Form 5500, with $2.6M in plan assets across 42 active participants. Form 5500 is the annual report employers file with the U.S. Department of Labor for their retirement plans, and it’s public.
See the full Upstream Bio, Inc. filing — schedules, fees, and providers.
Upstream Bio, Inc.’s Form 5500 doesn’t separately disclose a recordkeeper we can confirm. The firms named on its Schedule C are service providers — which can include investment managers, trustees, and auditors, and are not necessarily the company that runs your account. To find who runs your 401(k), check your enrollment paperwork or a recent statement, or ask Upstream Bio, Inc.HR for the recordkeeper’s name and login.
