SMMT earnings date, and what happened the last 4 times

Next report

Tue Oct 27

Quality Score today -1

After the close, today. Expected: the company has not confirmed it.

SMMT closed higher after 1 of its last 4 reports. On average it closed -11.7% the session after a report.

The moment SMMT reports

Its figures, in plain words
How it moves after, beside its last four
Its Quality Score going in, and after

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What happened after SMMT's last 4 reports

SMMT's last 4 earnings reports
Reported	Score going in	Gap	Reaction	5 sessions
Jul 23, 20262026 · After close	0estimated	-8.4%	-8.8%	-10.3%
Apr 30, 20262026 · After close	4estimated	-25.4%	-24.9%	-20.1%
Feb 23, 20262026 · After close	1estimated	-1.9%	+0.2%	+0.6%
Jan 12, 20262026 · Before open	3estimated	+0.9%	-13.4%	-13.4%

Jul 23, 2026, after the close: the next session SMMT opened -8.4% and closed -8.8%, and five sessions on it stood -10.3%. Its Quality Score going in was 0 (Below Average), estimated.
Apr 30, 2026, after the close: the next session SMMT opened -25.4% and closed -24.9%, and five sessions on it stood -20.1%. Its Quality Score going in was 4 (Below Average), estimated.
Feb 23, 2026, after the close: the next session SMMT opened -1.9% and closed +0.2%, and five sessions on it stood +0.6%. Its Quality Score going in was 1 (Below Average), estimated.
Jan 12, 2026, before the open: that session SMMT opened +0.9% and closed -13.4%, and five sessions on it stood -13.4%. Its Quality Score going in was 3 (Below Average), estimated.

Across these 4 reports SMMT opened higher after 1 of 4 and closed higher after 1 of 4; on average it opened -8.7%, closed -11.7%, and stood -10.8% five sessions on. Its Quality Score is -1 today, against 0 going into its Jul 23, 2026 report.

Gap: where the stock opened the session after the report. Reaction: where that session closed. Both against the close before the report. The largest of the 4: -24.9% after the Apr 30, 2026 report. A score marked estimated was worked out afterwards from that day's prices and filings; Breakaway has recorded every score live since Sep 9 2026.

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Questions about SMMT's earnings

As of Oct 27, 2026: Summit Therapeutics (SMMT): expected to report Tue Oct 27, after the close. SMMT closed higher after 1 of its last 4 reports. Its Quality Score is -1 (Poor). Scores as of 12:12 AM ET, 15 minutes behind.

When is SMMT's next earnings date?

Expected to report Tue Oct 27, after the close, a date Breakaway expects from the company's usual timing; the company has not confirmed it. SMMT closed higher after 1 of its last 4 reports. Past behavior, not a forecast.

Does SMMT report before or after the market?

SMMT is expected to report Tue Oct 27, after the close. Its last 4 reports came 3 after the close and 1 before the open.

How did SMMT stock react to its last earnings report?

Jul 23, 2026, after the close: the next session SMMT opened -8.4% and closed -8.8%, and five sessions on it stood -10.3%.

Does SMMT stock usually go up after earnings?

SMMT closed higher after 1 of its last 4 reports. On average it closed -11.7% the session after a report, after opening -8.7%. Past behavior, not a forecast.

Summit Therapeutics' page has its Quality Score, its chart, and its insiders' trades. Everyone reporting beside it: this week's earnings.