Apogee Enterprises

Sara Hays director

Exercised options: 3,500 Price: $18.31

Date: July 9 Holdings: 23,873

Arctic Cat Inc.

Bradley Darling officer

Exercised options: 4,000 Price: $6.26

Date: July 7 Holdings: 11,540

Bioamber Inc.

Michael Hartmann officer

Shares purchased: 3,000 Price: $12.00

Date: July 16 Directly holds: 24,220

Bioamber Inc. (CONT.)

Jean Francois Huc CEO

Shares purchased: 4,000 Price: $12.00

Date: July 16 Directly holds: 24,345

Buffalo Wild Wings Inc.

James Schmidt COO

Shares sold: 1,000 Price: $156.03

Date: July 15 Directly holds: 40,941

Sally Smith CEO

Shares sold: 2,000 Price: $156.03

Date: July 15 Directly holds: 75,291

C.H. Robinson Worldwide Inc.

Thomas Mahlke chief tech. officer

Shares sold: 4,532 Price: $65.00

Date: July 16 Directly holds: 50,200

Fastenal Co.

Willard Oberton CEO

Shares purchased: 2,000 Price: $45.12 to $45.14

Date: July 15 Directly holds: 514,327