3M Co.

Ty R. Silberhorn, director

Exercised options: 1,634 Price: $87.89

Shares sold: 1,634 Price: $170.72

Date: Nov. 13 Directly holds: 333

Ameriprise Financial Inc.

Karen Wilson Thissen,  general counsel

Exercised options: 8,183 Price:

$107.61-$128.76

Shares sold: 303 Price: $158.67

Date: Nov. 8 Directly holds: 11,870

Ecolab Inc.

Laurie Marsh,  officer

Exercised options: 14,010 Price:

$71.54­-$103.27

Shares sold: 14,010 Price: $191.25-$191.97

Date: Nov. 8 Directly holds: 11,283

Fastenal Co.

Sheryl A. Lisowski, officer, treasurer

Exercised options: 20,578 Price: $21-$23

Shares sold: 20,578 Price: $36.94

Date: Nov. 7 Directly holds: 600

H.B. Fuller Co.

Robert William van Sant,  director

Shares sold: 10,000 Price: $51.67

Date: Nov. 7 Directly holds: 7,665

Pentair PLC

David A. Jones Jr., director

Exercised options: 6,116 Price: $22.24

Shares sold: 6,116 Price: $43.11

Date: Nov. 11 Directly holds: 13,194

Protolabs inc.

Rainer Gawlick,  director

Exercised options: 2,381 Price: $30.58

Date: Nov. 8 Directly holds: na

Sleep Number Corp.

Stephen L. Gulis Jr., director

Exercised options: 14,495 Price:

$9.95-$27.45

Shares sold: 14,495 Price: $48.57

Date: Nov. 6 Directly holds: 22,181

Michael A. Peel, director

Exercised options: 4,500 Price: $9.95

Date: Nov. 8

Shares sold: 2,250 Price: $48.51

Date: Nov. 13 Directly holds: 98,457

Joseph Hunter Saklad, chief tech. officer

Exercised options: 5,193 Price:

$18.81-$23.61

Shares sold: 3,062 Price: $51.21

Date: Nov. 7 Directly holds: 61,111

 

Tactile Systems Technology Inc.

Robert J. Folkes, COO

Shares sold: 2,106 Price: $51.27

Date: Nov. 7 Directly holds: 73,642

Bryan F. Rishe, officer

Exercised options: 4,813 Price: $0.96

Shares sold: 4,813 Price: $51.24-$51.75

Date: Nov. 11 Directly holds: 45,862

Tennant Co.

William F. Austen,  director

Exercised options: 2,256 Price: $34.28

Date: Nov. 11 Directly holds: na

Richard Hart Zay,  officer

Exercised options: 7,301 Price: $40.21-$43.66

Shares sold: 7,301 Price: $77.46

Date: Nov. 11 Directly holds: 23,184

UnitedHealth Group

Thomas E. Roos,  officer

Shares purchased: 1,177 Price: $255.04

Date: Nov. 7 Directly holds: 21,687

Winmark Corp.

Kirk A. Mackenzie,  director

Exercised options: 1,000 Price: $22.15

Date: Nov. 14 Directly holds: na