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How asset managers voted at ADTRAN Holdings, 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 |
|---|---|---|---|
| 2025-2026 | ADTRAN Holdings, Inc. | 18 | 254 |
| 2023-2024 | ADTRAN HOLDINGS INC. | 12 | 200 |
Earlier seasons list this company under the name ADTRAN HOLDINGS 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. Ticker as listed by the SEC on October 13, 2026. This page is rebuilt weekly; built October 13, 2026.