Michael O'Neill v. Summit Materials, Inc.

CourtSupreme Court of Delaware
DecidedJune 24, 2026
Docket23, 2026
StatusPublished

This text of Michael O'Neill v. Summit Materials, Inc. (Michael O'Neill v. Summit Materials, Inc.) is published on Counsel Stack Legal Research, covering Supreme Court of Delaware primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Michael O'Neill v. Summit Materials, Inc., (Del. 2026).

Opinion

IN THE SUPREME COURT OF THE STATE OF DELAWARE

MICHAEL O’NEILL, § § Plaintiff Below, § No. 23, 2026 Appellant, § § Court Below: Court of Chancery v. § of the State of Delaware § SUMMIT MATERIALS, INC., § C.A. No. 2025-0695 § Defendant Below, § Appellee. §

Submitted: June 10, 2026 Decided: June 24, 2026

Before SEITZ, Chief Justice; TRAYNOR, LEGROW and GRIFFITHS, Justices, and NEWELL, Chief Judge,* constituting the Court en Banc.

ORDER

This 24th day of June 2026, after careful consideration of the parties’ briefs

and the record below, and following oral argument, we find it evident that the

judgment of the Court of Chancery should be affirmed on the basis of and for the

reasons stated in its Letter Opinion dated December 19, 2025.

__________________________

*Sitting by designation under Del. Const. Art. IV, § 12. NOW, THEREFORE, IT IS HEREBY ORDERED that the judgment of the

Court of Chancery is AFFIRMED.

BY THE COURT:

/s/ Collins J. Seitz, Jr. Chief Justice

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Michael O'Neill v. Summit Materials, Inc., Counsel Stack Legal Research, https://law.counselstack.com/opinion/michael-oneill-v-summit-materials-inc-del-2026.