Best Buy Co. Inc.

Mathew Watson officer

Shares sold: 758 Price: $51.82

Date: May 23Directly holds: 19,172

Capella Education Co.

John Kevin Gilligan CEO

Shares sold: 4,000 Price:

Date: May 18–23$86.31–$88.79

Directly holds: 117,164

Communications Systems Inc.

Luella Gross Goldberg director

Exercised options: 2,261 Price: $4.44

Date: May 22Directly holds: na

Gerald Pint director

Exercised options: 2,035 Price: $4.44

Date: May 22Directly holds: na

Richard Primuth director

Exercised options: 3,845 Price: $4.44

Date: May 22Directly holds: na

Curtis Allen Sampson director

Exercised options: 2,713 Price: $4.44

Date: May 22Directly holds: na

Randall Sampson director

Exercised options: 2,487 Price: $4.44

Date: May 22Directly holds: na

Ecolab Inc.

Christophe Beck officer

Exercised options: 21,000 Price: $45.67

Date: May 17

Shares sold: 6,959 Price: $127.11

Date: May 19Directly holds: 22,524

Evine Live Inc.

Mark Holdsworth director

Shares purchased: 86,957 Price: $1.15

Date: May 23Directly holds: 107,002

Glassbridge Enterprises Inc.

Robert Searing director

Shares purchased: 5,000 Price:

Date: May 17–18$4.11–$4.23

Directly/indirectly holds: 9,166

Nve Corp.

Terrence Glarner director

Shares sold: 1,000 Price: $79.04

Date: May 22Directly holds: 2,200

Pentair PLC

Mark Borin officer

Shares sold: 7,500 Price: $67.11

Date: May 19Directly holds: 23,196

Angela Jilek general counsel

Exercised options: 6,137 Price:

Date: May 16$19.13 –$34.23

Directly holds: na

David A. Jones Jr. director

Exercised options: 10,000 Price: $34.18

Shares sold: 10,000 Price: $67.68

Date: May 22Directly holds: 10,804

Polaris Industries Inc.

Matthew Homan officer

Shares sold: 2,600 Price: $86.96

Date: May 16Directly holds: 23,318

Proto Labs Inc.

Rainer Gawlick director

Shares sold: 833 Price: $64.05

Date: May 22Directly holds: 5,425

Select Comfort Corp.

Brenda Joyce Lauderback director

Shares sold: 1,372 Price: $29.55

Date: May 17Directly holds: 33,290

Tactile Systems Technology Inc.

Mary E. Anderson officer

Exercised options: 13,586 Price: $0.51

Shares sold: 13,586 Price:

Date: May 23–24$23.69–$23.78

Directly holds: 59,555

Gerald R. Mattys CEO

Exercised options: 20,000 Price: $0.51

Shares sold: 20,000 Price:

Date: May 19$23.28–$24.86

Directly holds: 312,400

Tile Shop Holdings Inc.

Nabron Int'l Inc. major shareholder

Shares sold: 111,381 Price:

Date: May 18–25$19.69–$20.49

Directly holds: 5,689,156

UnitedHealth Group

Richard Burke SR. director

Exercised options: 960 Price: $54.57

Date: May 24Directly holds: na