3M Co.

Ashish K. Khandpur. officer

Exercised options: 3.362 Price: 78.72

Shares sold: 3,362 Price: $174.20

Date: Nov. 5 Directly holds: 12,185

Eric D. Hammes, officer

Exercised options: 1,341 Price: 78.72

Shares sold: 1,341 Price: $174.25

Date: Nov. 5 Directly holds: 7,179

Ameriprise Financial Inc.

John R. woerner officer

Shares sold: 6,477 Price: $154.13

Date: Oct. 29 Directly holds: 27,433

H.B. Fuller Co.

zhiwei cai officer

Exercised options: 55,688 Price:

$33.38-$41.80

Shares sold: 55,688 Price: $51.80

Date: Nov. 5 Directly holds: 13,378

Timothy J. Keenan, general counsel

Exercised options: 8,322 Price: $22.77

Shares sold: 8,322 Price: $51.78

Date: Nov. 5 Directly holds: 23,723

Communications Systems Inc.

Mark D. Fandrich, CFO

Exercised options: 6,600 Price: $4.40

Shares sold: 1,702 Price: $5.93

Date: Nov. 5 Directly holds: 7,323

 

Communications Systems Inc. (CONT.)

Scott Fluegge,  officer

Exercised options: 16,092 Price:

$3.61­-$4.40

Shares sold: 5,488 Price: $6.27

Date: Nov. 1 Directly holds: 13,621

Kristin A. Hlavka,  officer

Exercised options: 7,249 Price: $3.61­-$4.40

Shares sold: 2,472 Price: $6.27

Date: Nov. 1 Directly holds: 8,856

Medtronic Plc

Michael J. Coyle, officer

Exercised options: 38,976 Price:

$38.81-$41.60

Shares sold: 38,976 Price: $109.50

Date: Nov. 1 Directly holds: 192,616

Robert John White, officer

Exercised options: 52,165 Price:

$29.52­-$47

Shares sold: 52,165 Price: $109.11-$109.67

Date: Nov. 1 Directly holds: 52,068

Pentair Plc

Glynis A. Bryan,  director

Exercised options: 6,116 Price: $22.24

Shares sold: 6,116 Price: $42

Date: Nov. 1 Directly holds: 19,699

C.H. Robinson Worldwide

Robert C. Biesterfeld Jr., CEO

Shares purchased: 665 Price: $75.15

Date: Nov. 1 Directly holds: 25,287

Surmodics inc.

Gary R. Maharaj, CEO

Shares sold: 5,000 Price: $40.52-$41.29

Date: Nov. 1 Directly holds: 127,653

Tennant co.

Hans Chris Killingstad,  CEO

Exercised options: 12,843 Price: $24.21

Shares sold: 12,843 Price: $76.74­-$77.21

Date: Nov. 1 Directly holds: 158,901

Steven Alan Sonnenberg, director

Exercised options: 4,281 Price: $40.81-$41.97

Shares sold: 4,281 Price: $78.49

Date: Nov. 5 Directly holds: 16,571

Tile Shop Holdings Inc.

Peter H. Kamin, director, ben. owner

Shares purchased: 799,490 Price:

Date: Oct. 31-Nov. 6 $1.63-$.175

Directly/indirectly holds: 6,741,035

Winmark Corp.

Jenele C. Grassle, director

Exercised options: 5,000 Price:

$31.19-$53.34

Shares sold: 2,000 Price: $177.13-$179.71

Date: Nov. 4 Directly holds: 7,500