The executive chairman and former CEO of Hunt Valley-based Sinclair Broadcast Group purchased an additional 16,500 shares of the company on Jan. 15.

David D. Smith purchased these shares at prices ranging from $29.46 to $29.66, for a total of $488,235, according to a Form 4 filed with the Securities and Exchange Commission.

Smith now directly owns 7.2 million shares of Class B stock and 10.3 million shares of Class A stock held in a 401(k) plan.

Cockeysville-based Sinclair Broadcast Group is a telecommunications company that was founded by Smith’s father, Julian Sinclair Smith. The company is currently the largest owner of television stations in the United States.

Smith has served as executive chairman of Sinclair since January 2017, and as president and chief executive officer since 1988. He served as chairman of the Sinclair Broadcast Group since September 1990.

The Form 4 can be found here.

Sinclair Broadcast Group closed at $31.35 on Jan. 18 and opened at $31.45 on Jan. 19.