0000097210 2026-07-28 2026-07-28 0000097210 false 8-K 2026-07-28 TERADYNE, INC. MA 001-06462 04-2272148 600 Riverpark Drive North Reading MA 01864 (978) 370-2700 false false false false Common Stock, par value $0.125 per share TER NASDAQ false