October Term 2012 · Docket 11-864

Can a class proceed without proving uniform damages?

Comcast disputes the lower court's rejection of its expert evidence on class-wide damages.

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Comcast Corp. v. Behrend
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Verified source milestones

  1. — An official oral-argument transcript was verified.

The arguments, in order

This case may have been argued more than once. Each entry below uses that session's official transcript. Later arguments do not erase earlier ones.

  1. Argument 1 ·

    What happened at the argument

    Mr. Estrada argued the Third Circuit wrongly treated damages as a merits issue.

    Justice Ginsburg noted liability can be class-wide while damages remain individual.

    Justice Breyer questioned why damages cannot be calculated using competitive benchmarks.

    Read the official transcript for this argument · Official argument details

    Sources used for this argument breakdown

A citizen's guide to the whole case

What this case is about

This case tests whether a class can certify without proving uniform damages.

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How the case got here

The Supreme Court heard oral argument in this case on November 5, 2012.

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What each side wants

Comcast wants the class dismissed for lacking uniform damages proof.

Behrend wants the class certified despite individualized damages issues.

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What each side says

Comcast argues class certification requires proof of uniform damages.

Behrend argues liability can be proven collectively while damages vary.

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What the justices asked

Justice Breyer asked what specific conduct shows Comcast gained power unfairly.

Justice Kagan asked if the lower courts used a favorable legal standard for Behrend.

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Why it matters

This dispute defines the evidence needed to certify large consumer classes.

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What happens next

This article currently covers the argument record. Use the official docket link for later case activity.

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Official Court provenance

Official docket and case history · Official Supreme Court oral-argument detail page

Title and summary sources

Revision history

  1. Revision 1 · Official Transcript ·

    Correction: Rewritten to the concise citizen-facing editorial standard.

  2. Revision 2 · Official Transcript ·

    Correction: Migrated to the dated official Court activity contract without model use.

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