sherman-act
52 cases — ← All topics
| Case | Title | Lower Court | Docketed | Status | Flags | Tags | Question Presented |
|---|---|---|---|---|---|---|---|
| 25-667 | CoStar Group, Inc., et al. v. Commercial Real Estate Exchange, Inc. | Ninth Circuit | 2025-12-08 | Pending | Amici (2)Response RequestedResponse Waived | antitrust exclusive-dealing ninth-circuit plausible-relief refusal-to-deal sherman-act | Whether a 'de facto' exclusive dealing claim is cognizable under the Sherman Act in the absence of exclusive contractual terms, programs, or policies,… |
| 25A663 | Amigo Shuttle Inc., et al. v. Port Authority of New York and New Jersey, et al. | Second Circuit | 2025-12-05 | Application | antitrust competition monopoly port-authority sherman-act transportation | Whether the Sherman Antitrust Act permits a finding of monopolization when a public authority allegedly facilitates an anticompetitive agreement betwe… | |
| 25-326 | Real Estate Exchange, Inc., a Delaware Corporation v. Zillow Group, Inc., a Washington Corporation, et al. | Ninth Circuit | 2025-09-18 | Denied | Amici (2)Response WaivedRelisted (2) | antitrust business-association circuit-split conspiracy optional-rule sherman-act | Whether a business association that publishes an optional rule for its members can immunize the rule from being considered a conspiracy under Sherman … |
| 25-293 | General Dynamics Corporation, et al. v. Susan Scharpf | Fourth Circuit | 2025-09-15 | Pending | CVSGAmici (2) | antitrust-claims conspiracy fraudulent-concealment sherman-act statute-of-limitations tolling-doctrine | Whether plaintiffs adequately plead fraudulent concealment for tolling the Section 15b statute of limitations by alleging an unwritten agreement |
| 25-199 | Daniel Concepcion, et al. v. Office of the Commissioner of Baseball, dba MLB, et al. | First Circuit | 2025-08-19 | Denied | Amici (2)Response WaivedRelisted (2) | antitrust-exemption baseball-litigation constitutional-challenge equal-protection sherman-act supreme-court-precedent | Whether the Supreme Court's precedent in Federal Baseball Club should be reversed and whether the Curt Flood Act is unconstitutional under the Equal P… |
| 25A35 | Real Estate Exchange, Inc., a Delaware Corporation v. Zillow Group, Inc., a Washington Corporation, et al. | Ninth Circuit | 2025-07-09 | Presumed Complete | antitrust enforcement-delegation market-competition no-commingling-rule sherman-act trade-association | Whether a dominant national trade association may avoid antitrust liability under Section 1 of the Sherman Act by promulgating a facially anticompetit… | |
| 24-1324 | SAP SE, et al. v. Teradata Corporation, et al. | Ninth Circuit | 2025-06-30 | Denied | Amici (2)Response RequestedResponse WaivedRelisted (3) | antitrust-law per-se-rule rule-of-reason sherman-act software-products tying-arrangement | Whether the rule of reason properly governs tying claims under Section 1 of the Sherman Act for technologically integrated software products |
| 24-1108 | Lisa McCarthy, et al. v. Intercontinental Exchange, Inc., et al. | Ninth Circuit | 2025-04-24 | Denied | Response Waived | antitrust-suit due-process jurisdictional-discovery libor-rate sherman-act standing-doctrine | Whether Petitioners were denied their constitutional right to a 'hearing' and opportunity for oral argument under the Due Process Clause, whether Peti… |
| 24-917 | Duke Energy Carolinas, LLC, et al. v. NTE Carolinas II, LLC, et al. | Fourth Circuit | 2025-02-25 | Denied | CVSGAmici (4)Relisted (2) | antitrust-law legal-aggregation market-conduct monopolization section-2 sherman-act | Whether a plaintiff can prevail on a monopolization claim under Section 2 of the Sherman Act by aggregating multiple distinct, independently lawful ac… |
| 24-800 | Rosemary D'Augusta, et al. v. American Petroleum Institute, et al. | Ninth Circuit | 2025-01-27 | Denied | act-of-state-doctrine antitrust-law jurisdiction oil-production price-fixing sherman-act | Whether American oil companies can enter into price-fixing agreements with Russian and Saudi Arabian oil companies without Congressional sanction in v… | |
| 24-591 | CSX Transportation, Inc. v. Norfolk Southern Railway Company, et al. | Fourth Circuit | 2024-12-02 | Denied | Response RequestedResponse WaivedRelisted (2) | antitrust-violation continuing-violation monopoly sherman-act statute-of-limitations trade-restraint | Whether the continuation of a Sherman Act violation retriggers the statute of limitations when the violation causes injury within the limitations peri… |
| 24-124 | Brent Brewbaker v. United States | Fourth Circuit | 2024-08-05 | Denied | 5th-amendment-6th-amendment'\n\n'Did the court of antitrust-law appellate-review article-1 constitutional-challenge constitutional-error criminal-law criminal-procedure criminal-statute due-process fifth-amendment harmless-error jury-instructions presumption sherman-act sixth-amendment void-for-vagueness | Is the criminal provision of Section 1 of the Sherman Act Constitutional? | |
| 24-51 | Randall Bock v. Candace Lapidus Sloane, et al. | First Circuit | 2024-07-17 | Denied | judicial-immunity licensing-board market-participants professional-licensing quasi-judicial-immunity sherman-act sovereign-immunity state-action-doctrine state-action-immunity supreme-court-precedent | antitrust-law | |
| 23-1365 | United States v. Brent Brewbaker | Fourth Circuit | 2024-07-02 | Denied | antitrust antitrust-law bid-rigging horizontal-agreement per-se-rule sherman-act vertical-relationship | Whether the existence of a vertical relationship between the competing bidders precluded the application of the established per se rule against horizo… | |
| 23-1191 | Dru Choker, et al. v. National Veterinary Associates, Inc., et al. | Ninth Circuit | 2024-05-03 | Denied | Response Waived | antitrust antitrust-standing civil-procedure conspiracy damage-relief damages impending-injury monopolistic-behavior monopoly sherman-act standing | Whether a party injured by antitrust behavior leading to a monopolistic end has standing for damage relief under the Sherman Act's 15 U.S.C. §§ 1, 2, … |
| 23A965 | United States v. Brent Brewbaker | Fourth Circuit | 2024-04-26 | Presumed Complete | antitrust bid-rigging horizontal-restraint rule-of-reason sherman-act vertical-relationship | Whether a hybrid vertical-horizontal restraint involving bid-rigging between a supplier and a bidder can be analyzed under the per se rule or requires… | |
| 23A718 | Coronavirus Reporter, et al. v. Apple, Inc. | Ninth Circuit | 2024-02-02 | Presumed Complete | antitrust market-definition monopoly sherman-act software-distribution tying-arrangement | Whether Apple's digital software distribution practices on the iPhone constitute an unlawful tying arrangement in violation of antitrust law | |
| 23-712 | Stephen Ireland v. Bend Neurological Associates, LLC, et al. | Ninth Circuit | 2024-01-03 | Denied | Response Waived | antitrust antitrust-law civil-rights group-boycott market-competition patient-welfare restraint-of-trade sherman-act summary-judgment | Whether the Ninth Circuit's decision, by failing properly to acknowledge the evidence Ireland presented, has so far departed from the proper applicati… |
| 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… | |
| 23-562 | McDonald's USA, LLC, et al. v. Leinani Deslandes, et al. | Seventh Circuit | 2023-11-27 | Denied | Amici (2) | antitrust antitrust-law cross-market-effects horizontal-component horizontal-restraints intrabrand-restraint market-competition per-se-rule rule-of-reason sherman-act | Whether intrabrand-hiring-restraints-are-presumptively-subject-to-per-se-Sherman-Act-analysis |
| 23-366 | Micah Uetricht, et al. v. Chicago Parking Meters, LLC | Seventh Circuit | 2023-10-05 | Denied | Response Waived | active-supervision antitrust antitrust-law damages monopoly monopoly-restriction municipal-contract parker-doctrine parker-v-brown sherman-act state-action-doctrine state-action-exemption | Does the City of Chicago 'actively supervise' a private monopoly like CPM's when CPM can only restrict the City's interference with its monopoly by re… |
| 23-337 | Epic Games, Inc. v. Apple Inc. | Ninth Circuit | 2023-09-29 | Denied | anticompetitive-effects antitrust-law circuit-split competition-analysis judicial-review less-restrictive-alternative procompetitive-justification restraint-of-trade rule-of-reason sherman-act | Must a less-restrictive alternative be free from additional costs to the defendant? | |
| 23-300 | ATM Shafiqul Khalid v. Microsoft Corporation | Ninth Circuit | 2023-09-26 | Denied | Response Waived | 42-usc-1983 42-usc-1985 congressional-power constitutional-rights copyright-clause exclusive-right fourteenth-amendment inventor-protection patent-clause patent-ownership sherman-act statutory-interpretation | Whether the exclusive Right in inventions as written in the Constitution is a fundamental Right or Constitutional privilege separate from common law e… |
| 23-283 | Tri-City ValleyCats, Inc., et al. v. The Office of the Commissioner of Baseball | Second Circuit | 2023-09-22 | Dismissed | Amici (8) | antitrust antitrust-immunity baseball baseball-exemption common-law flood-v-kuhn market-competition professional-sports sherman-act stare-decisis | Whether this Court should overrule Flood v. Kuhn, 407 U.S. 258 (1972), and its predecessors and revoke the century-old, common-law antitrust immunity … |
| 23A108 | Micah Uetricht, et al. v. Chicago Parking Meters, LLC | Seventh Circuit | 2023-08-08 | Presumed Complete | antitrust-law midcal-aluminum monopoly-pricing parker-v-brown sherman-act state-action-immunity | Whether the Parker state-action immunity doctrine, as refined by Midcal Aluminum, extends to a private equity firm's 75-year monopoly control of a mun… | |
| 23-120 | United States Soccer Federation, Inc. v. Relevent Sports, LLC, et al. | Second Circuit | 2023-08-08 | Denied | CVSGAmici (3)Relisted (2) | antitrust antitrust-law circuit-split conspiracy conspiracy-pleading membership-association pleading sherman-act trade-restraint | Whether allegations that members of an association agreed to adhere to the association's rules, without more, are sufficient to plead the element of c… |
| 22-628 | Sanofi-Aventis U.S., LLC v. Mylan, Inc., et al. | Tenth Circuit | 2023-01-09 | Denied | Amici (1)Relisted (2) | antitrust antitrust-law distribution-channels exclusive-dealing market-competition market-foreclosure monopolization monopoly-power section-2 sherman-act | When a monopolist's exclusionary conduct would foreclose equally (or potentially equally) efficient rivals from accessing significant channels of dist… |
| 22-573 | BRFHH Shreveport LLC, dba University Health Shreveport v. Willis-Knighton Medical Center, dba Willis-Knighton Health System | Fifth Circuit | 2022-12-21 | Denied | Response RequestedResponse WaivedRelisted (2) | antitrust-law circuit-split motion-to-dismiss plausibility-standard pleading-standards rule-12(b)(6) section-1 sherman-act twombly | May a Section 1 claim be dismissed pursuant to Fed. R. Civ. P. 12(b)(6), consistent with Twombly, based on evidence suggesting an alternative, non-con… |
| 21-1382 | Audubon Imports, LLC, dba Mercedes Benz of Baton Rouge, et al. v. Bayerische Motoren Werke Aktiengesellschaft (BMW AG), et al. | Ninth Circuit | 2022-04-26 | Denied | Response Waived | antitrust civil-procedure conspiracy conspiracy-inference district-court lawful-conduct plausibility-standard pleading pleading-burden sherman-act | whether-plaintiffs-have-met-their-burden-to-plead-a-plausible-claim-under-§-1-of-the-sherman-act |
| 21-1283 | Animal Science Products, Inc., et al. v. Hebei Welcome Pharmaceutical Co. Ltd., et al. | Second Circuit | 2022-03-23 | Denied | Amici (2) | antitrust antitrust-law federal-rule-44.1 foreign-conduct foreign-law judicial-interpretation prescriptive-comity sherman-act statutory-interpretation | Whether U.S. courts may reinterpret the Sherman Act using a discretionary ten-factor balancing test under the doctrine of prescriptive comity |
| 21-1187 | Sumotext Corp. v. Zoove, Inc., dba StarStar Mobile, et al. | Ninth Circuit | 2022-02-28 | Denied | Response RequestedResponse WaivedRelisted (2) | antitrust antitrust-law cross-elasticity-of-demand economic-substitutes expert-testimony federal-rule-of-evidence-702 ninth-circuit-standard relevant-market rule-of-reason sherman-act | Whether the Ninth Circuit applies an unduly lax standard for showing whether other suitable economic substitutes are available for the products at iss… |
| 21-6842 | Ada Maria Benson v. Census 2020, et al. | Ninth Circuit | 2022-01-13 | Denied | Response WaivedIFP | ada-act civil-rights due-process employment employment-discrimination federal-employer government-misconduct retaliation sherman-act title-vii | Where there exists illegal practices in the workplace by a United States federal employer Census 2020-Department of Commerce |
| 21-852 | Christopher D. Lischewski v. United States | Ninth Circuit | 2021-12-08 | Denied | Amici (1)Response RequestedResponse WaivedRelisted (2) | antitrust constitutional-principle criminal-antitrust criminal-procedure due-process jury-trial per-se-rule reasonable-doubt separation-of-powers sherman-act | Whether the operation of the per se rule in criminal antitrust cases violates the constitutional principle that every element of an offense must be su… |
| 21-6385 | Edward J. Dostal v. Basin Electric Power Cooperative, et al. | South Dakota | 2021-11-23 | Denied | Response WaivedRelisted (2)IFP | appeal-timeline court-procedure due-process federal-court-precedent filing-deadline motion-dismissal public-utility-regulation sherman-act state-court-precedent supremacy-clause | Whether the South Dakota Supreme Court's dismissal order violated the Petitioners' due process and supremacy clause rights |
| 20-1350 | Go New York Tours, Inc. v. Gray Line New York Tours, Inc., et al. | Second Circuit | 2021-03-25 | Denied | Response Waived | anticompetitive-conduct antitrust antitrust-conspiracy circumstantial-evidence civil-procedure parallel-conduct pleading-standards plus-factors section-1 sherman-act twombly | Whether a plaintiff must allege evidence of 'plus factors' in addition to parallel anticompetitive conduct to plead an antitrust conspiracy under Sect… |
| 20-969 | Freedom Watch, Inc., et al. v. Google Inc., et al. | District of Columbia | 2021-01-15 | Denied | Response WaivedRelisted (6) | 1st-amendment antitrust appellate-review civil-rights constitutional-interpretation first-amendment free-speech human-rights-act political-discrimination sherman-act standing | Did the U.S. Court of Appeals for the D.C. Circuit err by failing to find that the District of Columbia Human Rights Act's prohibition on political di… |
| 20-643 | D&G, Inc., dba Gary's Foods, et al. v. C&S Wholesale Grocers, Inc. | Eighth Circuit | 2020-11-10 | Denied | Response Waived | antitrust-law bid-rigging customer-allocation horizontal-competitors market-allocation per-se-violation price-fixing sherman-act territorial-allocation | Whether an agreement between horizontal competitors not to compete for certain customers is a per se violation of the Sherman Act, separate from the p… |
| 20-520 | American Athletic Conference, et al. v. Shawne Alston, et al. | Ninth Circuit | 2020-10-20 | Judgment Issued | Amici (1) | antitrust joint-venture ncaa rule-of-reason sherman-act student-athlete student-athletes | Whether the Sherman Act authorizes a court to subject the product-defining rules of a joint venture to full Rule of Reason review, and to hold those r… |
| 20-319 | Comcast Corporation, et al. v. Viamedia, Inc. | Seventh Circuit | 2020-09-10 | Denied | CVSGAmici (5)Relisted (2) | anticompetitive-conduct antitrust business-justification circuit-conflict circuit-split refusal-to-deal sherman-act trinko | Whether the Seventh Circuit erred in holding that a refusal-to-deal claim under § 2 of the Sherman Act may proceed despite the presence of valid busin… |
| 20-63 | Samuel Pierce v. Yale University, et al. | District of Columbia | 2020-07-23 | Denied | Response Waived | admissions-process antitrust bakke constitutional-law grutter higher-education medical-school sherman-act student-admissions | Whether this Court should overrule its holdings in Bakke and Grutter that admission of students to professional schools is constitutionally protected … |
| 19-1098 | National Football League, et al. v. Ninth Inning, Inc., et al. | Ninth Circuit | 2020-03-09 | Denied | Amici (3)Response RequestedResponse WaivedRelisted (6) | antitrust-market competition-harm damages-claim illinois-brick indirect-purchaser joint-venture rule-of-reason sherman-act | Whether an agreement among the members of a joint venture on how best to distribute the venture's jointly created core product may be condemned under … |
| 19-710 | Connecticut Fine Wine and Spirits, LLC, dba Total Wine & More v. Michelle H. Seagull, Commissioner, Connecticut Department of Consumer Protection, et al. | Second Circuit | 2019-12-04 | Denied | Amici (1) | antitrust antitrust-law commerce-clause market-competition preemption price-fixing sherman-act state-action-doctrine state-regulation wholesale-pricing | Whether Section 1 of the Sherman Act preempts state laws facilitating such unsupervised private price-fixing |
| 19-349 | Swisher International, Inc. v. Trendsettah USA, Inc., et al. | Ninth Circuit | 2019-09-17 | Denied | Amici (2) | antitrust antitrust-law competition-harm duty-to-deal jury-instructions market-output monopolist monopoly monopoly-liability refusal-to-deal sherman-act short-term-sacrifice single-firm-output | Whether a jury verdict finding a defendant liable under Section 2 of the Sherman Act for refusing to deal or cooperate with a competitor may be upheld… |
| 19-322 | The Medical Center at Elizabeth Place, LLC v. Atrium Health System, et al. | Sixth Circuit | 2019-09-09 | Denied | Response Waived | antitrust antitrust-jurisprudence antitrust-law competitive-restraint competitive-restraints joint-venture joint-ventures per-se-rule per-se-violation procompetitive-rationale rule-of-reason sherman-act sherman-act-1 summary-judgment | When assessing the legality of competitive restraints imposed by joint ventures |
| 19-288 | Javier Sanchez, Gregory Casorso, and Michael Marr v. United States | Ninth Circuit | 2019-09-04 | Denied | Amici (2)Response RequestedResponse WaivedRelisted (2) | antitrust antitrust-law criminal-law criminal-procedure due-process fifth-amendment jury-instructions per-se-rule presumption sherman-act sixth-amendment | Whether the operation of the per se rule in criminal antitrust cases violates the constitutional prohibition against instructing juries that certain f… |
| 18A1364 | Swisher International, Inc. v. Trendsettah USA, Inc., et al. | Ninth Circuit | 2019-06-26 | Presumed Complete | antitrust-law jury-instructions market-competition monopoly-power refusal-to-deal sherman-act | Whether a unilateral refusal to deal in a commercial contract can constitute an antitrust violation without proving the defendant's actions were objec… | |
| 18-1170 | Xitronix Corporation v. KLA-Tencor Corporation, dba KLA-Tencor, Incorporated | Fifth Circuit | 2019-03-08 | Denied | Response RequestedRelisted (3) | antitrust antitrust-law appellate-jurisdiction circuit-split federal-circuit jurisdiction patent patent-fraud regional-circuits sherman-act subject-matter-jurisdiction walker-process | Appellate jurisdiction over Walker Process antitrust claims involving patent fraud lies in the regional circuits, not the Federal Circuit |
| 18-934 | Cynthia Prosterman, et al. v. American Airlines Inc., et al. | Ninth Circuit | 2019-01-18 | Denied | Response Waived | antitrust-enforcement antitrust-pleading civil-procedure combination-conspiracy due-process pleading-standards rule-12b6 sherman-act twombly twombly-standard | Should this Court clarify its decision in Twombly to settle § 1 'combination or conspiracy' pleading standards? |
| 18-774 | Anderson News, L.L.C., et al. v. American Media, Inc., et al. | Second Circuit | 2018-12-19 | Denied | antitrust antitrust-law boycott horizontal-agreement horizontal-boycott market-power per-se-rule price-increase sherman-act | Whether a horizontal agreement to boycott a supplier can escape per se condemnation under Section 1 of the Sherman Act | |
| 18-603 | Martin Siegel, et al. v. Delta Air Lines, Inc., et al. | Eleventh Circuit | 2018-11-07 | Denied | Response Waived | antitrust conspiratorial-agreements earnings-calls horizontal-price-fixing investor-earnings-calls invitations-to-collude liability-exception price-fixing public-earnings-calls sherman-act sherman-antitrust-act | Whether there is an exception to liability under the price-fixing provision of the Sherman Antitrust Act for conspiratorial price-fixing agreements re… |
| 18-55 | Digital Ally, Inc. v. Taser International, Inc. | Federal Circuit | 2018-07-10 | Denied | Response Waived | antitrust antitrust-law commercial-bribery government-procurement governmental-purchases noerr-pennington-doctrine robinson-patman-act sherman-act | Whether the Noerr-Pennington doctrine immunizes commercial bribery from liability under the Robinson-Patman Act |
| 18-32 | Philadelphia Taxi Association, Inc., et al. v. Uber Technologies, Inc. | Third Circuit | 2018-07-05 | Denied | Response Waived | anti-competitive anti-competitive-behavior antitrust antitrust-law clayton-act competition economic-harm illegal-activity market-competition market-power marketplace-presence monopolization predatory predatory-conduct predatory-pricing sherman-act unfair-competition | When is an illegal presence in the marketplace predatory, anti-competitive and threatens to harm competition and not solely competitors? |