3M Co
Paul Keel officer
Shares sold: 4,965 Price: $206.16
Date: August 11Directly holds: 5,503
Ameriprise Financial Inc
Walter Berman CFO
Shares sold: 37,971 Price: $145.18 to $147.14
Date: August 10Directly holds: 10,700
James Cracchiolo CEO
Shares sold: 39,450 Price: $143.74 to $145.05
Date: August 14 to 16Directly holds: 245,951
Deirdre Mcgraw-Davey officer
Shares sold: 1,200 Price: $145.06
Date: August 10Directly holds: 14,172
Karen Wilson Thissen general counsel
Exercised options: 5,532 Price: $65.31
Shares sold: 425 Price: $145.15
Date: August 10Directly holds: 6,931
Bio-Techne Corp
Roger Lucas director
Shares sold: 100 Price: $114.30
Date: August 10Directly holds: 2,070
Clearfield Inc
Roger Harding director
Shares purchased: 1,000 Price: $11.50
Date: August 9Directly holds: 18,009
Fastenal Co
Michael Dolan director
Shares sold: 8,000 Price: $43.01
Date: August 15Directly holds: 20,000
Hawkins Inc
Richard Erstad general counsel
Shares sold: 1,200 Price: $40.59
Date: August 11Directly holds: 10,524
Mts Systems Corp
Jeffrey Graves CEO
Shares purchased: 1,000 Price: $48.31
Date: August 11Directly holds: 27,924
David Hore officer
Shares purchased: 10,000 Price: $48.20
Date: August 10Directly holds: 15,000
Otter Tail Corp
Kevin Moug CFO
Shares sold: 1,500 Price: $41.75
Date: August 16Directly holds: 51,670
Select Comfort Corp
Joseph Saklad chief technology officer
Exercised options: 10,150 Price: $21.15 to $25.08
Shares sold: 5,100 Price: $33.24
Date: August 11Directly holds: 42,100
Tactile Systems Technology Inc
Robert Folkes chief operating officer
Shares sold: 1,500 Price: $32.54
Date: August 9Directly holds: 133,337
Gerald Mattys CEO
Exercised options: 30,000 Price: $0.51
Shares sold: 30,000 Price: $30.67 to $33.01
Date: August 11 to 14Directly holds: 312,400
U.S. Bancorp
Craig E. Gifford officer
Shares sold: 300 Price: $53.09
Date: August 9Directly holds: 42,416