Spectrum Sports, Inc., et al. v. Shirley McQuillan, et Vir, Dba Sorboturf Enterprises

Decided January 25, 1993. Byron Raymond White delivered the opinion of the Court.

Docket 91-10 · 506 U.S. 447 (1993) · Cited 668 times

Holding

Petitioners may not be liable for attempted monopolization under 2 absent proof of a dangerous probability that they would monopolize a relevant market and specific intent to monopolize.

The Court’s statement of the holding, from the opinion’s syllabus. The syllabus is prepared by the Reporter of Decisions and is not part of the opinion of the Court — read the official opinion for authority.

How the Justices voted

Decided 9–0.

“Concurring” means agreeing with the outcome; any split shown is the Court’s judgment, not each Justice’s reasoning. Source: the Supreme Court Database (Spaeth et al.), Washington University.

Precedents cited

Supreme Court decisions this opinion relies on, ordered by how often it cites each. Cases in our collection link through; others are named.

• Copperweld Corp. v. Independence Tube Corp. · 467 U.S. 752 (1984)
• Hyde v. United States · 225 U.S. 347 (1912)
• United States v. Yellow Cab Co. · 332 U.S. 218 (1947)
• United States v. Grinnell Corp. · 384 U.S. 563 (1966)
• Brunswick Corp. v. Pueblo Bowl-O-Mat, Inc. · 429 U.S. 477 (1977)
• Brown Shoe Co. v. United States · 370 U.S. 294 (1962)
• United States v. E. I. Du Pont De Nemours & Co. · 351 U.S. 377 (1956)
• Story Parchment Co. v. Paterson Parchment Paper Co. · 282 U.S. 555 (1931)
• American Tobacco Co. v. United States · 328 U.S. 781 (1946)
• Walker Process Equipment, Inc. v. Food MacHinery & Chemical Corp. · 382 U.S. 172 (1965)
• Cargill, Inc. v. Monfort of Colorado, Inc. · 479 U.S. 104 (1986)
• United States v. Griffith · 334 U.S. 100 (1948)
• Lorain Journal Co. v. United States · 342 U.S. 143 (1951)

Cited by

Later Supreme Court opinions in our collection that cite this case.

• Brooke Group Ltd. v. Brown & Williamson Tobacco Corp. · 509 U.S. 209 (1993)
• Professional Real Estate Investors, Inc. v. Columbia Pictures Industries, Inc. · 508 U.S. 49 (1993)
• Verizon Communications Inc. v. Law Offices of Curtis v. Trinko, LLP · 540 U.S. 398 (2004)

Official text

Read the official opinion (U.S. Reports, govinfo.gov)

Explore from here

Byron Raymond White’s profile · All Supreme Court opinions · The Supreme Court

Source: Supreme Court of the United States, slip opinions (1993). Citation count from the Free Law Project’s CourtListener bulk data. Data last verified 2026-07-03. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).