Teradyne is trading at $272.72, down 8.92%, amid a sharp semiconductor-sector selloff. - SOXX is down 10.40% during the regular session; Intel’s weak fourth-quarter forecast and warnings about PC demand helped trigger the wider chip rout. - Reporting on Teradyne’s October 30 decline describes sector-wide selling and identifies no company-specific catalyst. - Teradyne’s recent quarterly results were strong, while the current move is more consistent with broad industry pressure than a fresh company announcement.