Core Insights - Teradyne Inc reported better-than-expected third-quarter results, with earnings of 85 cents per share, surpassing the analyst consensus estimate of 79 cents per share [1] - The company's quarterly sales reached $769.210 million, exceeding the analyst consensus estimate of $743.776 million [1] - Following the announcement, Teradyne shares rose 20.7% to $174.50 in pre-market trading [2] Company Performance - Teradyne's strong earnings and sales figures indicate robust operational performance and effective management strategies [1] - The positive forecast for the current quarter suggests continued growth potential for the company [1] Market Reactions - The significant increase in Teradyne's share price reflects investor confidence following the strong quarterly results [2] - Other companies in the market also experienced notable movements, with some gaining substantial percentages in pre-market trading [5]