Upstream Bio stockholders elect H. Edward Fleming and Liam Ratcliffe as Class II directors at 2026 Annual Meeting

Upstream Bio, Inc.

Both director nominees elected with over 40M votes for; Fleming received 40,715,035 for, Ratcliffe 43,812,021 for.
Ratification of PricewaterhouseCoopers LLP as independent auditor for FY2026 approved 47,951,313 for, 143,251 against, 6,203 abstain.
Record date Apr 13, 2026; 54,419,986 shares outstanding, 48,100,767 represented at meeting (quorum).

item 5.07

Key facts

Extracted from this filing and checked against the source text.

Shareholder Votes SEC 8-K Item 5.07 confidence 0.9

Upstream Bio, Inc. shareholders approved Election of Class II Directors at the 2026-06-09 meeting.

Proposal: director election
Outcome: passed
Meeting: 2026-06-09

Exact text from the filing

The Company’s stockholders approved the Class II director nominees recommended for election in Proposal 1 at the Annual Meeting. The results of Proposal 1 were as follows: Class II Director Nominee For Withheld Broker Non-Votes H. Edward Fleming, Jr., M.D. 40,715,035 3,367,258 4,018,474 Liam Ratcliffe, M.B.Ch.B., Ph.D., M.B.A. 43,812,021 270,272 4,018,474

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Shareholder Votes SEC 8-K Item 5.07 confidence 0.9

Upstream Bio, Inc. shareholders approved Ratification of Appointment of Independent Registered Public Accounting Firm at the 2026-06-09 meeting.

Proposal: auditor ratification
Outcome: passed
Meeting: 2026-06-09

Exact text from the filing

Proposal 2 - Ratification of Appointment of the Company’s Independent Registered Public Accounting Firm The Company’s stockholders ratified the appointment of PwC as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. The results of Proposal 2 were as follows: For Against Abstain 47,951,313 143,251 6,203

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Upstream Bio, Inc. filing history →

Source: SEC EDGAR

accession 0001193125-26-265800

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