Best Buy Co. Inc.

Mathew Watson officer

Shares sold: 1,030 Price: $39.45

Date: August 25Directly holds: 18,876

Bio-Techne Corp

Robert Baumgartner director

Exercised options: 3,533 Price: $66.59

Shares sold: 3,533 Price: $107.10

Date: August 24Directly holds: 6,059

Capella Education Co.

Darrell Tukua director

Shares sold: 5,000 Price: $61.23

Date: August 25Indirectly holds: 10,710

Clearfield Inc.

Daniel Herzog CFO

Exercised options: 20,000 Price: $6.36

Date: August 25Holdings: 87,010.

Ecolab Inc.

Michael Hickey officer

Exercised options: 51,800 Price: $35.63 to $49.42

Shares sold: 17,761 Price: $123.90

Date: August 29Directly holds: 43,806

Entellus Medical Inc.

Brian Farley director

Shares sold: 17,006 Price: $18.75 to $19.46

Date: August 30 to Sept. 1Directly holds: 555,659

Kevin Mensink officer

Shares sold: 8,000 Price: $18.39

Date: September 1Directly holds:

Hormel Foods Corp

Donald Kremin officer

Exercised options: 80,400 Price: $9.35 to $12.48

Shares sold: 80,400 Price: $37.86

Date: August 30Directly holds: 43,166

Larry Vorpahl officer

Exercised options: 400 Price: $9.35

Shares sold: 400 Price: $37.88

Date: August 30Directly holds: 106,792

Medtronic PLC

Bryan Hanson officer

Exercised options: 15,000 Price: $29.52

Shares sold: 15,000 Price: $87.00 Date: August 29Directly holds: 153,192

Patterson Cos. Inc

Ann Gugino CFO

Shares sold: 750 Price: $46.22 Date: August 29Directly holds: 40,153

SurModics Inc.

Jose Bedoya director

Exercised options: 10,000 Price: $22.35 Date: August 25Holdings: 15,579.

Gary Maharaj CEO

Exercised options: 130,587 Price: $11.61 to $12.40

Date: August 23Holdings: 139,309.