BIO earnings date, and what happened the last 4 times

Next report

Wed Nov 4

Quality Score today 8

After the close, in 9 days. Confirmed by the company.

BIO closed higher after 1 of its last 4 reports. On average it closed -5.2% the session after a report.

The moment BIO 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 BIO's last 4 reports

BIO's last 4 earnings reports
Reported	Score going in	Gap	Reaction	5 sessions
Aug 4, 20262026 · After close	11estimated	+2.1%	+4.5%	+7.0%
Apr 30, 20262026 · After close	5estimated	-6.7%	-8.4%	-8.1%
Feb 12, 20262026 · After close	-1estimated	-14.2%	-12.3%	-7.2%
Oct 29, 20252025 · After close	5estimated	-1.1%	-4.7%	-3.0%

Aug 4, 2026, after the close: the next session BIO opened +2.1% and closed +4.5%, and five sessions on it stood +7.0%. Its Quality Score going in was 11 (Above Average), estimated.
Apr 30, 2026, after the close: the next session BIO opened -6.7% and closed -8.4%, and five sessions on it stood -8.1%. Its Quality Score going in was 5 (Below Average), estimated.
Feb 12, 2026, after the close: the next session BIO opened -14.2% and closed -12.3%, and five sessions on it stood -7.2%. Its Quality Score going in was -1 (Poor), estimated.
Oct 29, 2025, after the close: the next session BIO opened -1.1% and closed -4.7%, and five sessions on it stood -3.0%. Its Quality Score going in was 5 (Below Average), estimated.

Across these 4 reports BIO opened higher after 1 of 4 and closed higher after 1 of 4; on average it opened -4.9%, closed -5.2%, and stood -2.8% five sessions on. Its Quality Score is 8 today, against 11 going into its Aug 4, 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: -12.3% after the Feb 12, 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 BIO's earnings

As of Oct 26, 2026: Bio-Rad Laboratories (BIO): reports Wed Nov 4, after the close. BIO closed higher after 1 of its last 4 reports. Its Quality Score is 8 (Average). Scores as of 10:16 PM ET, 15 minutes behind.

When is BIO's next earnings date?

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

Does BIO report before or after the market?

BIO reports Wed Nov 4, after the close. Its last 4 reports came after the close.

How did BIO stock react to its last earnings report?

Aug 4, 2026, after the close: the next session BIO opened +2.1% and closed +4.5%, and five sessions on it stood +7.0%.

Does BIO stock usually go up after earnings?

BIO closed higher after 1 of its last 4 reports. On average it closed -5.2% the session after a report, after opening -4.9%. Past behavior, not a forecast.

Bio-Rad Laboratories' page has its Quality Score, its chart, and its insiders' trades. Everyone reporting beside it: next week's earnings.