How did Upstream Bio Inc perform in its last earnings report?

On 2026-08-11, Upstream Bio Inc reported EPS of -0.73 and +4.27% EPS surprise. Revenue was 773.00K, compared with the consensus estimate of 430.71K.

What does an earnings surprise mean?

An earnings surprise is the difference between a company's reported EPS or revenue and the analysts' consensus estimate. A positive surprise means results exceeded expectations, while a negative surprise means results fell short.

How can earnings reports affect UPB stock?

Earnings reports can increase volatility in UPB stock, especially when reported EPS, revenue or company guidance differs from market expectations. An earnings beat does not always lead to a price increase, as investors also consider the outlook, valuation and broader market conditions.

Upstream Bio Inc (UPB) Earnings Date & Reports & Earnings News

Upstream Bio Inc Earnings Dates & Reports

This page offers detailed Upstream Bio Inc earnings data including the latest Upstream Bio Inc earnings report, the upcoming Upstream Bio Inc earnings date, historical data and Upstream Bio Inc earnings call news.

UPB Latest Quarter’s Earnings

Announce Date8/11/2026

EPS Actual (USD)-0.73

Revenue Actual (USD)773.00K

UPB Upcoming Quarter's Earnings

Announce Date--

EPS Forecast (USD)--

Revenue Forecast (USD)--

UPB FY2025 Earnings

EPS (YoY)-2.66-79.01%

Revenue (YoY)2.85M20.42%

Upstream Bio Inc (UPB) Earnings History

Release Date	Period End	EPS/Forecast	Revenue/Forecast	EPS Surprise %	Revenue Surprise %
8/11/2026	06/2026	-0.73/-0.76	773.00K/430.71K	4.41%	79.47%
5/13/2026	03/2026	-0.75/-0.77	1.03M/442.00K	3.39%	133.94%
3/26/2026	12/2025	-2.66/-0.70	668.00K/608.33K	-281.20%	9.81%
11/5/2025	09/2025	-0.63/-0.78	683.00K/645.00K	19.98%	5.89%
8/6/2025	06/2025	-0.74/-0.61	937.00K/317.50K	-21.35%	195.12%
5/6/2025	03/2025	-0.51/-0.48	566.00K/327.50K	-4.87%	72.82%
3/12/2025	12/2024	-0.42/-0.56	613.00K/385.00K	24.21%	59.22%
11/7/2024	09/2024	-0.41/-3.68	607.00K/395.00K	88.87%	53.67%

Upstream Bio Inc