Aetrium Inc.

Dean Hedstrom officer Exercised options: 5,000 Price: $2.23 Shares sold: 5,000 Price: $2.86 Date: July 1 Directly holds: 3,680 Daniel Koch officer Shares sold: 5,000 Price: $3-$3.10 Date: April 1 Directly holds: 42,267

Best Buy Co. Inc.

Lisa Caputo director Shares purchased: 277 Price: $33.68 Date: July 1 Directly holds: 499

Buffalo Wild Wings Inc.

Mary Twinem CFO Shares sold: 2,000 Price: $37.30 Date: July 6 Directly holds: 73,271

Donaldson Co. Inc.

Norman Linnell officer Exercised options: 10,994 Price: $12.94-$18.51 Date: July 1 Directly holds: 89,770

Entegris Inc.

John Goodman officer Exercised options: 5,000 Price: $1.13 Shares sold: 5,000 Price: $4 Date: July 6 Directly holds: 361,573

Image Sensing Systems Inc.

Dan Manor officer Shares sold: 100 Price: $13.50 Date: July 6 Indirectly holds: 25,028

Navarre Corp.

Eric Paulson director Shares sold: 10,000 Price: $2.16 Date: July 1 Directly holds: 1,490,120

Vital Images Inc.

Michael Carrel CEO Shares purchased: 357 Price: $10.87 Date: July 1 Directly holds: 21,55