Best Buy Co. Inc.

Mario Jesus Marte director

Shares sold: 7 Price: $101.13

Date: Mar. 1 Directly holds: na

CLEARFIELD inc.

patrick GOepel director

Shares sold: 1,166 Price: $32

Date: Feb. 26 Directly holds: 72,554

CyberOptics Corp.

Michael M. Selzer JR. director

Exercised options: 4,000 Price: $16.97

Date: Mar. 2 Directly holds: na

Donaldson Co. Inc.

Willard D. Oberton director

Exercised options: 4,400 Price: $34.21

Shares sold: 4,400 Price: $60.20

Date: Mar. 1 Directly holds: 22,196

Hormel Foods Corp.

Glenn R. Leitch officer

Exercised options: 140,000 Price: $15.49

Shares sold: 140,000 Price: $47.22

Date: Feb. 25 Directly holds: 127,952

Lori Marco general counsel

Shares purchased: 239 Price: $46.84

Date: Mar. 2 Indirectly holds: 34,611

James N. Sheehan CFO

Exercised options: 32,400 Price: $22.99

Shares sold: 32,400 Price: $46.94

Date: Feb. 26 Directly holds: 180,611

IntriCon Corp.

Michael P. Geraci officer

Exercised options: 15,000 Price: $4.53

Date: Mar. 1 Directly holds: na

Medtronic Plc

Hoedt Rob Ten officer

Exercised options: 7,168 Price: $34.88 Shares sold: 7,168 Price: $117.98

Date: Mar. 2 Directly holds: 43,797

Polaris Industries Inc.

Dougherty lucy Clark general counsel

Shares sold: 5,781 Price: $125

Date: Feb. 24 Directly holds: 25,330

Michael D. Dougherty officer

Exercised options: 19,000 Price: $70.18

Shares sold: 19,000 Price: $125

Date: Feb. 24 Directly holds: 60,667

Proto labs Inc.

John B. goodman director

Shares sold: 1,000 Price: $151.19

Date: Mar. 1 Directly holds: 12,586

Sleep Number Corp.

Samuel R. Hellfeld officer

Shares sold: 3,782 Price: $146

Date: Mar. 2 Directly holds: 8,989

Shelly Radue Ibach CEO

Exercised options: 10,000 Price: $18.81

Shares sold: 10,000 Price: $145.22

Date: Mar. 2 Directly holds: 170,433

Kathleen L. Nedorostek director

Exercised options: 7,370 Price: Date: Feb. 25 $17.34-$30.50

Shares sold: 7,370 Price: $138.01-$138.42

Date: Feb. 26 Directly holds: 15,996

Robert Joseph Poirier officer

Exercised options: 1,636 Price: $23.61-$47 Shares sold: 1,636 Price: $143.09

Date: Mar. 1 Directly holds: 1,168

SPS Commerce

James J. Frome COO

Exercised options: 44,470 Price:

Date: Feb. 26 $27.37-$54.54

Shares sold: 66,406 Price: $99.58-$103.71

Date: Feb. 26-Mar. 1 Directly holds: 39,299

Kimberly K. Nelson CFO

Shares sold: 8,005 $104.17-$106.31

Date: Feb. 25 Directly holds: 124,902

James Burr Ramsey director

Exercised options: 17,422 Price:

$25.51-$25.87

SPS Commerce (Con't.)

Exercised options: 17,422 Price:

$25.51-$25.87

Shares sold: 17,422 $103.40-$106.12

Date: Feb. 24 Directly holds: 11,904

SurModics Inc.

Timothy J. Arens CFO

Exercised options: 10,973 Price:

Date: Feb. 24 $20.25-$21.03

Directly holds: na

JosE H. Bedoya director

Shares sold: 1,497 Price: $50.68

Date: Feb. 23 Directly holds: 22,817

Susan E. Knight officer

Exercised options: 5,576 Price: $21.31

Shares sold: 5,576 Price: $52.36

Date: Feb. 26 Directly holds: 28,714

Gary R. Maharaj CEO

Shares sold: 4,000 Price: $51.86-$52.67

Date: Mar. 1 Directly holds: 164,713

Charles W. olson officer

Exercised options: 13,533 Price:

Date: Feb. 26 $20.25-$21.03

Directly holds: na

Tactile Systems Technology Inc.

Brent Moen CFO

Shares sold: 1,429 Price: $50.91

Date: Feb. 26 Directly holds: 25,865

Bryan F. Rishe officer

Shares sold: 1,062 Price: $50.90

Date: Feb. 26 Directly holds: 37,763

UNITEDHEALTH GROUP INC.

Thomas E. Roos officer

Shares sold: 423 Price: $334.36

Date: Mar. 1 Directly holds: 32,424