Thomas S. Volpe, Director at LINEAR TECHNOLOGY CORP /CA/ (LLTC), sold 20,000 shares at $39.18 ($784K) on 2013-07-26, disclosed to the SEC on 2013-07-26.
Seasonal sale ($784k) by Director — this insider has traded LLTC in July in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.