Appliance Recycling Centers Of America

Bradley Scott Bremer officer

Shares sold: 4,975 Price: $1.19–$1.25

Date: August 23Directly holds: 5,125

Buffalo Wild Wings

Sally Smith CEO

Exercised options: 4,046 Price:

Date: Aug. 24$53.75–$94.42

Directly holds: na

Hawkins Inc.

Mary Schumacher director

Shares purchased: 1,400 Price: $35.80

Date: Aug. 28Directly holds: 6,616

Hormel Foods Corp.

James N. Sheehan CFO

Exercised options: 60,000 Price: $10.04

Shares sold: 35,704 Price: $30.87

Date: Aug. 30Directly holds: 152,468

Insignia Systems Inc

AIr T Inc. major shareholder

Shares purchased: 9,571 Price: $1.05

Date: Aug. 30Directly holds: 1,802,787

Medtronic Plc

Denise O'Leary director

Exercised options: 1,010 Price: $52.84

Date: Aug. 25Directly holds: na

Mts Systems Corp.

William Becker officer

Shares purchased: 4,000 Price: $46.40

Date: Aug. 23Directly holds: 4,000

David Hore officer

Shares purchased: 5,000 Price: $47.13

Date: Aug. 24Directly holds: 20,977

Northern Technologies International Corp.

Koh Soo Keong director

Exercised options: 4,000 Price: $10.25

Date: Aug. 23Directly holds: na

Polaris Industries Inc.

George W. Bilicic director

Shares purchased: 2,833 Price: $95.18

Date: Aug. 25Directly holds: 2,833

Sps Commerce Inc.

Michael Smerklo director

Shares sold: 227 Price: $61.38

Date: Aug. 29Directly holds: 682

Tactile Systems Technology Inc.

Kevin Roche director

Shares sold: 25,000 Price:

Date: Aug. 25–28$32.36–$32.42

Directly holds: 126,784

Winmark Corp.

Ronald Olson major shareholder

Shares sold: 7,200 Price:

Date: Aug. 29–31$132.09–$132.43

Directly holds: 502,733