Ameriprise financial Inc.

Walter Stanley Berman CFO

Exercised options: 62,955 Price: $87.79

Shares sold: 15,514 Price: $182.95

Date: Nov. 9 Directly holds: 18,103

James M. Cracchiolo CEO

Exercised options: 191,808 Price: $87.79

Shares sold: 74,539 Price: $171.61-$173.59

Date: Nov. 4-5 Directly holds: 206,673

John R. Hutt officer

Exercised options: 1,092 Price: $65.31

Date: Nov. 9 Directly holds: na

Apogee Enterprises inc.

Joseph F. Puishys CEO

Exercised options: 100,341 Price: $8.34

Shares sold: 100,341 Price: $25.56-$25.99

Date: Nov. 9-10 Directly holds: 282,635

Bio-TECHNE CORP.

John L. Higgins director

Exercised options: 5,000 Price: $70.35

Shares sold: 5,000 Price: $298.98-$301.06

Date: Nov. 6 Directly holds: 4,412

James T. Hippel CFO

Exercised options: 28,646 Price:

$106.59-$108.49

Shares sold: 26,900 Price: $272.71-$312.58

Date: Nov. 4-11 Directly holds: 9,137

Charles R. Kummeth CEO

Exercised options: 25,157 Price: $86.25

Date: Nov. 6 Directly holds: na

Randolph C. Steer director

Exercised options: 10,000 Price:

$66.90-$70.35

Shares sold: 10,000 Price: $299.06-$304.59

Date: Nov. 6 Directly holds: 5,112

CLEARFIELD Inc.

Patrick Goepel director

Shares sold: 4,147 Price: $24.37-$24.50

Date: Nov. 10 Directly/indirectly

holds: 102,497

ECOLAB Inc.

Michael C. McCormick general counsel

Exercised options: 7,647 Price: $107.69

Shares sold: 7,647 Price: $199.16

Date: Nov. 6 Directly holds: 58,012

Graco Inc.

David M. Ahlers officer

Exercised options: 55,800 Price: $16.61

Shares sold: 55,800 Price: $67.03

Date: Nov. 9 Directly holds: 62,882

HMN Financial INC.

Bradley C. Krehbiel CEO

Shares purchased: 975 Price: $15-$15.61

Date: Nov. 9 Directly holds: 142,010

HORMEL FOODS CORP.

SWEN Neufeldt officer

Shares purchased: 193 Price: $49.49

Date: Nov. 9 Indirectly holds: 20,255

Medtronic PLC

Bradley E. Lerman general counsel

Exercised options: 20,715 Price: $62.76

Shares sold: 20,715 Price: $113.13

Date: Nov. 9 Directly holds: 54,148

Piper SANDLER COS.

Robert Scott Larue officer

Shares sold: 10,000 Price: $85-$89.47

Date: Nov. 6-9 Indirectly holds: 68,780

C.H. Robinson Worldwide Inc.

Michael John Short officer

Exercised options: 22,037 Price:

$63.58-$76.72

Shares sold: 22,037 Price: $94.01

Date: Nov. 9 Directly holds: 19,238

SLEEP NUMBER Corp.

David R. Callen CFO

Shares sold: 4,178 Price: $71.59

Date: Nov. 9 Directly holds: 55,157

Shelly Radue IBACH CEO

Exercised options: 57,264 Price:

$21.15-$28.99

Shares sold: 74,682 Price: $65,50-$71.87

Date: Nov. 4-9 Directly holds: 177,002

Tennant Co.

Hans Chris Killingstad CEO

Exercised options: 6,592 Price: 40.21

Shares sold: 6,592 Price: $65-$68

Date: Nov. 9 Directly holds: 168,538

Richard Hart Zay officer

Shares sold: 14,731 Price: $64

Date: Nov. 9 Directly holds: 11,201

UNITEDHEALTH GROUP

Richard Burke Sr. director

Shares sold: 10,000 Price: $349.31-$350.35

Date: Nov. 6 Indirectly holds: 1,510,987

U.S. Bancorp

James B. Kelligrew officer

Exercised options: 2,868 Price: $28.70

Shares sold: 2,868 Price: $40.55

Date: Nov. 5 Directly holds: 58,873

WINMARK Corp.

Paul C. Reyelts director

Shares sold: 3,724 Price: $172.85-$173.46

Date: Nov. 9 Indirectly holds: 12,932