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How asset managers voted at Summit Materials, Inc.’s shareholder meetings, one page per proxy season, compiled from the votes funds and managers report on SEC Form N-PX and the company’s own results on Form 8-K.
| Season | Filed as | Ballot items | Asset managers |
|---|---|---|---|
| 2024-2025 | Summit Materials, Inc. | 6 | 380 |
| 2023-2024 | SUMMIT MATERIALS INC. | 22 | 356 |
Earlier seasons list this company under the name SUMMIT MATERIALS INC., as its holders filed it.
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The seasons are grouped by the issuer number in the company’s CUSIP, not by its name. This page is rebuilt weekly; built October 13, 2026.