Allete Inc.

Deborah Amberg general counsel

Exercised options: 14,722 Price:

$39.10–$48.65

Shares sold: 14,722 Price: $55.90

Date: March 9Directly holds: 24,645

Buffalo Wild Wings

James Schmidt COO

Shares sold: 750 Price: $159.20

Date: March 1Directly holds: 41,074

Deluxe Corp.

Mary Ann o'Dwyer director

Shares sold: 1,210 Price: $58.78

Date: March 2Directly holds: 32,984

Donaldson Co. Inc.

William Cook chairman

Exercised options: 59,000 Price: $17.55

Date: March 7Directly holds: na

Mary Lynne Perushek officer

Shares sold: 1,006 Price: $30.56

Date: March 3Directly holds: 45,472

Entellus Medical Inc.

Karen E. Peterson officer

Shares sold: 5,000 Price: $16

Date: March 3Directly holds: 53,384

Fair Isaac Corp.

Mark Scadina general counsel

Exercised options: 10,000 Price: $24.03

Shares sold: 10,000 Price: $101.90

Date: March 1Directly holds: 63,787

James Wehmann officer

Shares sold: 6,167 Price: $102.30

Date: March 3Directly holds: 44,578

Fastenal Co.

James Jansen officer

Exercised options: 25,000 Price: $22.50

Shares sold: 25,000 Price: $46.50

Date: March 1Directly holds: 20,772

Fastenal Co. (cont.)

Sheryl A. Lisowski CFO

Exercised options: 5,000 Price: $22.50

Shares sold: 5,000 Price: $46.69

Date: March 2Directly holds: 1,101

Graco Inc.

David M. Ahlers officer

Exercised options: 23,500 Price: $20.80

Shares sold: 23,500 Price: $81.88

Date: March 7Directly holds: 18,781

Jack Eugster director

Exercised options: 3,600 Price: $40.66

Shares sold: 1,799 Price: $81.56

Date: March 9Directly holds: 20,795

Martha A. Morfitt director

Exercised options: 3,600 Price: $48.95

Shares sold: 2,177 Price: $81.05

Date: March 9Directly holds: 71,123

Hormel Foods Corp.

Deanna T. Brady officer

Exercised options: 48,000 Price: $12.48

Date: March 7

Shares sold: 21,038 Price: $43.69

Date: March 8Directly holds: 44,340

Medtronic Plc

Bryan Hanson officer

Shares sold: 5,000 Price: $75.00

Date: March 4Directly holds: 96,806

Proto Labs Inc.

John B. Goodman director

Exercised options: 1,000 Price: $4.27

Shares sold: 1,000 Price: $73.56

Date: March 7Directly holds: 7,263

Surmodics Inc.

Timothy Arens officer

Shares sold: 10,291 Price: $18.43

Date: March 4Directly holds: 9,196

Joseph Stich officer

Shares sold: 1,000 Price: $18.63

Date: March 4Directly holds: 24,492

Target Corp.

Laysha Ward officer

Exercised options: 51,082 Price:

$42.05–$64.63

Shares sold: 51,082 Price: $80.02

Date: March 4Directly holds: 17,882

Tile Shop Holdings Inc.

Peter Jacullo Iii director

Shares purchased: 30,000 Price:

Date: March 4–8 $12.85–$13.30

Directly holds: 4,707,274

Peter Kamin director

Shares purchased: 7,453 Price: $12.62

Date: March 8Indirectly holds:

1,299,711

Toro Co.

Robert Buhrmaster director

Exercised options: 6,556 Price: $21.30

Shares sold: 6,556 Price: $80.24

Date: March 1Directly holds: 33,319

Michael Hoffman CEO

Exercised options: 151,800 Price:

$22.45

Shares sold: 151,800 Price:

$80.22–$80.57

Date: March 2Directly holds: 776,636

Unitedhealth Group

David Wichmann president

Exercised options: 150,000 Price:

Date: March 2 $48.58

Directly holds: 0

D. Ellen Wilson officer

Shares sold: 4,113 Price: $121.51

Date: March 7Directly holds: 49,903