NASDAQ$SMMT

Summit Therapeutics Inc · Q3 2025 earnings

Q3 2025 earnings · · Before market open · Investor relations

Briefing

Summit Therapeutics reported Q3 2025 net loss of $232M with diluted loss per share of $0.31.

The company reported a net loss of $232 million for the quarter ended September 30, 2025, with diluted loss per share of $0.31, as research and development spending on ivonescimab and general and administrative costs increased versus the prior year.

  • Q3 net loss $232M; diluted loss per share $0.31.
  • R&D expense reflects clinical development of ivonescimab.
  • Pre-commercial biotech with no product revenue in the quarter.
  • Cash runway and partnership milestones are key investor focus areas.

Headline financials

Total Revenue

$0.00

Previous: $0.00
EPS (adj)

-$0.31

Previous: -$0.08-287.5%
GAAP R&D Expenses

$131M

Previous: $37.7M+247.7%
GAAP G&A Expenses

$103M

Previous: $20.7M+398.1%
Non-GAAP Operating Expenses

$103M

Previous: $39M+165.1%
Non-GAAP Net Loss

$101M

Previous: $36.9M+173.7%
Net Income

-$232M

Previous: -$56.3M-312.0%
Operating Income

-$234M

Previous: -$58.4M-301.2%

Revenue & EPS history

Summit Therapeutics · Revenue · Quarterly

$0

Q3 2025
Beat estimate in 0 of 1 quarters(0%)
ActualEstimate

Forward guidance

The filing discusses Summit Therapeutics's outlook, capital allocation, and key risks for upcoming quarters, including operating priorities and balance-sheet flexibility where disclosed.

Tailwinds

  • Clinical progress on ivonescimab remains the primary value driver.
  • Collaboration with Akeso supports development in licensed territories.

Headwinds

  • Operating losses will continue until commercialization.
  • Trial timing, regulatory outcomes, and financing needs add execution risk.

Historical earnings impact

How earnings announcements have historically affected this stock's price.

Avg. return before/after earnings

Based on 20 quarterly earnings reports · overlaid with Q3 2025

Historical avgQ3 2025

-2.5%

Avg return

Earnings day

-0.5%

Avg return

5 days after

+6.7%

Avg return

30 days after

29%

12 / 42 earnings

Positive

+48.6%

Q1 2021

Best reaction

-18.9%

Q4 2023

Worst reaction

Earnings price reactions
QuarterReport dateReaction (Day 0)+5 days+30 days
Q4 2025+1.2%+3.1%+7.3%
Q3 2025-4.6%-8.1%-21.1%
Q1 2025+12.9%-1.5%-26.2%
Q4 2024-14.8%-6.5%-10.1%
Q3 2024-14.8%-8.6%-15.4%
Q2 2024-6.2%+7.6%+24.8%
Q1 2024+3.3%+13.7%+121.0%
Q4 2023-18.9%-8.5%-30.0%
Q3 2023-16.3%-12.6%+1.8%
Q2 2023+1.7%+13.1%-12.0%
Q1 2023-18.9%-27.4%-17.5%
Q4 2022-2.0%+14.5%+0.7%
Q3 2022-2.0%+2.9%+284.3%
Q2 2022+1.9%-2.9%+24.0%
Q1 2022+5.4%-6.3%-14.5%
Q4 2021+8.3%+19.0%-25.2%
Q3 2021-5.4%-0.9%-12.0%
Q2 2021-2.2%-7.9%-19.8%
Q1 2021+48.6%+56.4%+22.2%
Q4 2020-4.3%-5.2%-12.3%
Q3 2020-5.6%-9.3%+14.4%
Q2 2020-0.9%-5.2%-4.3%
Q4 2019-13.8%+3.2%-2.9%
Q1 2020-2.7%-5.1%-11.3%
Q3 2019-2.6%-3.6%+0.7%
Q2 2019-7.4%-9.1%-4.6%
Q1 2019-12.5%-2.4%-6.9%
Q4 2018+4.0%+7.4%+8.6%
Q3 2018-10.1%-12.9%+11.5%
Q2 2018-2.6%-4.3%-19.7%
Q1 2018-1.4%-4.4%-81.8%
Q3 2017-3.0%-2.9%-6.2%
Q2 2017+4.3%+3.0%-2.5%
Q1 2017+4.9%+2.9%+15.9%
Q4 2016-2.2%+1.2%-15.6%
Q3 2016-4.5%-6.3%+4.7%
Q2 2016-7.3%-6.1%+78.7%
Q1 2016-4.9%
Q3 2015+1.9%
Q2 2015-0.9%
Q4 2014-4.3%
Q1 2015-4.3%
Q3 2014
Q2 2014
Q1 2014
Q4 2013
Q3 2013
Q2 2013
Q1 2013
Q4 2012
Q3 2012
Q2 2012
Q1 2012
Q4 2011
Q3 2011

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