Ameriprise Financial Inc.

Walter Stanley Berman,  CFO

Exercised options: 40,000 Price: $128.76

Shares sold: 6,633 Price: $186.69

Date: Nov. 30 Directly holds: 18,102

Karen Wilson Thissen,  general counsel

Shares sold: 1,132 Price: $189.66

Date: Nov. 25 Directly holds: 13,277

William F. Truscott,  officer

Shares sold: 21,005 Price: $188

Date: Nov. 30 Indirectly holds: 43,739

Best Buy Co. Inc.

Matthew M. Bilunas,  CFO

Exercised options: 1,620 Price: $40.85

Shares sold: 4,120 Price: $115.85

Date: Nov. 25 Directly holds: 21,288

Bio-Techne Corp.

Brenda S. Furlow,  general counsel

Exercised options: 11,795 Price: $106.59

Shares sold: 10,857 Price: $301.32-$302.82

Date: Nov. 30 Directly holds: 6,124

Clearfield Inc.

Cheri Beranek,  CEO

Shares sold: 10,000 Price: $24.29

Date: Nov. 30 Directly holds: 528,199

Daniel R. Herzog,  CFO

Exercised options: 14,000 Price: $12.17

Shares sold: 7,000 Price: $23.08-$23.51

Date: Nov. 25-27 Directly holds: 39,546

John P. Hill,  COO

Shares sold: 11,220 Price: $24

Date: Nov. 30 Directly holds: 192,892

Calyxt Inc.

Travis Frey,  chief technology officer

Shares purchased: 150 Price: $3.79

Date: Dec. 1 Directly holds: 2,900

Digi International Inc.

David. H. Sampsell, general counsel

Exercised options: 1,338 Price: $12.07

Shares sold: 1,287 Price: $17

Date: Nov. 25 Directly holds: 66,946

Fastenal Co.

James C. Jansen,  officer

Exercised options: 35,000 Price: $27

Shares sold: 35,000 Price: $49.50

Date: Nov. 30 Directly holds: 43,213

Hormel Foods Corp.

Deanna T. Brady,  officer

Exercised options: 41,400 Price: $47.53

Date: Dec. 1 Directly holds: na

Jana L. Haynes,  officer

Exercised options: 14,900 Price: $47.53

Date: Dec. 1 Directly holds: na

Pierre M. Lilly,  officer

Exercised options: 8,000 Price: $47.53

Date: Dec. 1 Directly holds: na

Steven J. Lykken,  officer

Shares purchased: 6,872 Price: $46.97

Date: Dec. 2 Indirectly holds: 33,593

Pentair PLC

T. Michael Glenn, director

Exercised options: 4,225 Price: $24.64

Shares sold: 4,225 Price: $52.35

Date: Dec. 1 Directly holds: 20,863

Sleep Number Corp.

Melissa Barra,  officer

Exercised option: 22,729 Price: $18.81-$47

Shares sold: 26,429 Price: $68

Date: Nov. 27 Directly holds: 48,508

Tennant Co.

Hans Chris Killingstad,  CEO

Exercised options: 6,592 Price: $40.21

Date: Dec. 1 Directly holds: na

Vista Outdoor Inc.

Christopher T. Metz,  CEO

Shares sold: 15,000 Price: $21

Date: Nov. 27 Directly holds: 564,336