VeriSign Inc. (NASDAQ:VRSN) shares dropped Tuesday following news that affiliates of Berkshire Hathaway Inc. (NYSE:BRK) (NYSE:BRK) are selling a large chunk of their holdings. The investment firm is offloading 4.

Berkshire Hathaway (NYSE:BRK.A) (NYSE:BRK.B) sold about one-third of its stake in VeriSign (NASDAQ:VRSN)—an internet infrastructure and domain name registry services company—disposing of 4.3 million shares at $285,

VeriSign shares fell on Tuesday after Warren Buffett's Berkshire Hathaway sold nearly one-third of its stake in the internet infrastructure and domain name registry company for $1.23 billion.