predominance

11 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-639 Banc of America Securities LLC, et al. v. City of Philadelphia, Pennsylvania, et al. Second Circuit 2025-12-03 Pending Response RequestedResponse Waived civil-procedure class-action district-court expert-evidence predominance rule-23 Whether, when putative class-action plaintiffs offer expert evidence to prove predominance under Federal Rule of Civil Procedure 23(b)(3) and the defe…
25A419 Banc of America Securities LLC, et al. v. City of Philadelphia, Pennsylvania, et al. Second Circuit 2025-10-14 Presumed Complete antitrust class-certification damages-class-action expert-evidence federal-rule-civil-procedure predominance Whether a district court must resolve disputes about expert evidence when determining class certification under Federal Rule of Civil Procedure 23(b)(…
24-384 Meta Platforms, Inc., fka Facebook, Inc. v. DZ Reserve, et al. Ninth Circuit 2024-10-04 Denied Amici (2)Response RequestedResponse WaivedRelisted (2) appellate-review circuit-split class-certification fraud-class-action predominance rule-23 Whether the Ninth Circuit's 'common course of conduct' test improperly dilutes Rule 23(b)(3)'s predominance requirement by ignoring differences among …
23A533 Visa Inc., et al. v. National ATM Council, Inc., et al. District of Columbia 2023-12-12 Presumed Complete antitrust class-certification damages predominance rule-23 sherman-act Whether a class action can be certified under Rule 23(b)(3) when plaintiffs' proposed method of proving classwide injury is merely 'colorable' or 'rea…
21-948 Educational Commission for Foreign Medical Graduates v. Monique Russell, et al. Third Circuit 2021-12-29 Denied Amici (1)Response RequestedResponse WaivedRelisted (2) certification civil-procedure class-action common-issues individual-issues predominance rule-23 rule-23(b)(3) rule-23(c)(4) Whether a court may certify common questions for class treatment under Rule 23(b)(3) without finding that the common questions predominate over the in…
19-1386 D. C., a Minor, By and Through His Guardian ad Litem, Helen Garter v. San Diego County, California, et al. Ninth Circuit 2020-06-17 Denied Response Waived civil-procedure class-certification collateral-estoppel damages damages-analysis issue-certification negative-value predominance predominance-test rule-23 superiority Does rule 23(c)(4) require common questions to predominate over individual ones within the specific issues certified rather than the entire cause of a…
19-1339 Kansas City Royals Baseball Corp., et al. v. Aaron Senne, Individually and on Behalf of All Others Similarly Situated, et al. Ninth Circuit 2020-06-04 Denied Response RequestedResponse WaivedRelisted (2) class-action class-certification commonality predominance rule-23 statistical-surveys tyson-foods tyson-foods-v-bouaphakeo wage-and-hour Whether Tyson sanctions the use of statistical surveys to establish commonality and predominance for a wage-and-hour class that encompasses different …
19-706 Facebook, Inc. v. Nimesh Patel, et al. Ninth Circuit 2019-12-04 Denied Amici (3)Response Waived article-iii-standing circuit-split civil-procedure class-certification concrete-injury concrete-interest future-risk personal-information predominance real-world-injury risk-of-harm standing-article-iii statutory-violation Whether a court can find Article III standing based on its conclusion that a statute protects a concrete interest, without determining that the plaint…
18-987 McKesson Corporation, et al. v. True Health Chiropractic, Inc., et al. Ninth Circuit 2019-01-29 Denied Amici (2)Response RequestedResponse WaivedRelisted (2) affirmative-defenses burden-of-proof civil-procedure class-certification federal-rules-of-civil-procedure halliburton-v-erica-p-john-fund predominance rule-23 Whether the burden at class certification shifts to the defendant when predominance turns on affirmative defenses
18-472 Behr Dayton Thermal Products LLC, et al. v. Terry Martin, et al. Sixth Circuit 2018-10-12 Denied Amici (1)Response RequestedResponse WaivedRelisted (2) appellate-conflict civil-procedure class-certification courts-of-appeals federal-civil-procedure federal-rules-of-civil-procedure issue-certification issue-classes predominance predominance-requirement rule-23 rule-23(b)(3) rule-23(c)(4) Whether plaintiffs can obtain certification of issue classes under Rule 23(c)(4) despite failing to demonstrate predominance under Rule 23(b)(3)
18-398 FCA US LLC, et al. v. Brian Flynn, et al. Seventh Circuit 2018-09-28 Denied Amici (4) article-iii-standing civil-procedure civil-procedure-23(f) class-action class-certification interlocutory-review manifest-error predominance standing superiority Whether Federal Rule of Civil Procedure 23(f) allows a court of appeals to grant interlocutory review of a class-certification decision based solely o…