Ameriprise Financial

William Truscott officer

Shares sold: 8,000 Price: $134.63

Date: March 16Indirectly holds:

50,491

Buffalo Wild Wings

Sally Smith CEO

Shares sold: 2,000 Price: $150.00

Date: March 15Directly holds: 46,073

Christopher & Banks Corp.

Cindy Stemper officer

Shares purchased: 4,000 Price: $1.32

Date: March 22Directly holds: 42,387

Joel Waller CEO

Shares purchased: 20,000 Price: $1.26

Date: March 17Directly holds:

240,000

Cyberoptics Corp.

Michael M. SelzeR JR. director

Exercised options: 4,500 Price: $12.89

Shares sold: 4,500 Price: $26.30–$26.45

Date: March 20Directly holds: 13,775

Ecolab Inc.

Barbara Beck director

Shares sold: 12,036 Price: $125.29

Date: March 15Directly holds: 20,283

Larry L. Berger chief tech officer

Exercised options: 16,100 Price:

Date: March 16 $48.06–$55.60

Directly holds: na

Medtronic Plc

Omar Syed Ishrak CEO

Exercised options: 75,000 Price: $38.81

Shares sold: 95,000 Price: $82.82

Date: March 15Directly holds: 550,616

ROB TEN Hoedt officer

Exercised options: 50,757 Price:

$37.53–$62.76

Shares sold: 50,757 Price: $81.58

Date: March 20Directly holds: 51,238

Patterson COs.

James Wiltz director

Shares sold: 10,000 Price: $45.52

Date: March 15Indirectly holds:

71,300

Tcf Financial Corp.

Barry Winslow director

Shares sold: 6,000 Price: $17.55

Date: March 16Indirectly holds:

215,316

Unitedhealth Group

Robert Joseph Darretta director

Exercised options: 16,621 Price:

Date: March 15$52.22–$54.62

Directly holds: na

Michele J. Hooper director

Exercised options: 15,000 Price:

$25.63–$56.67

Shares sold: 15,000 Price:

Date: March 16$170.88–$170.90

Directly holds: 30,941