Investment Group Buys More of TransTechnology

A group led by Research Industries, an investment firm headed by the chairman of TransTechnology Corp. in Sherman Oaks, raised its stake in TransTechnology to 21.8% from 20.7%.

In a filing with the Securities and Exchange Commission, the group, which includes Arch C. Scurlock, chairman of TransTechnology and president of Research Industries, said it bought an additional 54,934 TransTechnology shares, giving it a total of 1.1 million. The latest stock was bought between Dec. 4 and Dec. 19 at about $11 a share, the filing said.

TransTechnology makes a variety of products for the defense and industrial markets, including fasteners, hoists and computer workstations.