CMP earnings date, and what happened the last 4 times

Next report

Mon Nov 23

Quality Score today 9

After the close, in 28 days. Confirmed by the company.

CMP closed higher after 1 of its last 4 reports. On average it closed -9.1% the session after a report.

The moment CMP 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 CMP's last 4 reports

CMP's last 4 earnings reports
Reported	Score going in	Gap	Reaction	5 sessions
Aug 5, 20262026 · After close	10estimated	-5.9%	-14.6%	-11.3%
May 6, 20262026 · After close	16estimated	-2.6%	+6.7%	+14.2%
Feb 4, 20262026 · After close	13estimated	-1.4%	-14.8%	-5.0%
Dec 8, 20252025 · After close	7estimated	-4.3%	-13.8%	-10.2%

Aug 5, 2026, after the close: the next session CMP opened -5.9% and closed -14.6%, and five sessions on it stood -11.3%. Its Quality Score going in was 10 (Average), estimated.
May 6, 2026, after the close: the next session CMP opened -2.6% and closed +6.7%, and five sessions on it stood +14.2%. Its Quality Score going in was 16 (Excellent), estimated.
Feb 4, 2026, after the close: the next session CMP opened -1.4% and closed -14.8%, and five sessions on it stood -5.0%. Its Quality Score going in was 13 (Above Average), estimated.
Dec 8, 2025, after the close: the next session CMP opened -4.3% and closed -13.8%, and five sessions on it stood -10.2%. Its Quality Score going in was 7 (Average), estimated.

Across these 4 reports CMP opened higher after 0 of 4 and closed higher after 1 of 4; on average it opened -3.5%, closed -9.1%, and stood -3.1% five sessions on. Its Quality Score is 9 today, against 10 going into its Aug 5, 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: -14.8% after the Feb 4, 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 CMP's earnings

As of Oct 26, 2026: Compass Minerals International (CMP): reports Mon Nov 23, after the close. CMP closed higher after 1 of its last 4 reports. Its Quality Score is 9 (Average). Scores as of 11:11 PM ET, 15 minutes behind.

When is CMP's next earnings date?

Reports Mon Nov 23, after the close, a date the company confirmed. CMP closed higher after 1 of its last 4 reports. Past behavior, not a forecast.

Does CMP report before or after the market?

CMP reports Mon Nov 23, after the close. Its last 4 reports came after the close.

How did CMP stock react to its last earnings report?

Aug 5, 2026, after the close: the next session CMP opened -5.9% and closed -14.6%, and five sessions on it stood -11.3%.

Does CMP stock usually go up after earnings?

CMP closed higher after 1 of its last 4 reports. On average it closed -9.1% the session after a report, after opening -3.5%. Past behavior, not a forecast.

Compass Minerals International's page has its Quality Score, its chart, and its insiders' trades. Who reports this week: the earnings calendar.