Ameriprise Financial
John Carl Junek general counsel
Exercised options: 14,347 Price: $37.23
Shares sold: 4,683 Price: $100.30
Date: Sept. 7Directly holds: 23,453
John R. Woerner officer
Exercised options: 18,930 Price: $54.33
Shares sold: 4,513 Price: $100.71
Date: Sept. 7Directly holds: 20,734
Bio-Techne Corp.
Kevin Gould officer
Shares sold: 524 Price: $110.50
Date: Sept. 8Directly holds: 1,667
John Higgins director
Shares sold: 1,700 Price: $109.83
Date: Sept. 8Directly holds: 1,359
Donaldson Co. Inc.
Amy Becker officer
Exercised options: 3,000 Price: $17.23
Date: Sept. 12Directly holds: na
John Paul Wiehoff director
Exercised options: 14,400 Price: $17.50
Shares sold: 14,400 Price: $36.32
Date: Sept. 14Directly holds: 42,477
Ecolab Inc.
Larry L. Berger chief tech. officer
Exercised options: 10,000 Price: $48.06
Date: Sept. 8Directly holds: na
Entellus Medical Inc.
James Surek officer
Shares sold: 10,000 Price: $18.71
Date: Sept. 8Directly holds: 95,031
Fastenal Co.
Michael Ancius director
Shares purchased: 600 Price: $41.00
Date: Sept. 9Indirectly holds: 10,909
Patterson Companies
Ellen Rudnick director
Exercised options: 5,000 Price: $32.41
Date: Sept. 9Directly holds: na
Surmodics Inc.
Joseph Stich officer
Shares sold: 1,000 Price: $28.74
Date: Sept. 6Directly holds: 38,121
Tactile Systems Technology Inc.
Richard Nigon director
Shares purchased: 18,750 Price:
Date: Sept. 13–14 $15.85–$17.14
Indirectly holds: 103,438
Unitedhealth Group
Richard Taylor Sr. Burke director
Exercised options: 5,990 Price:
Date: Sept. 14$48.78–$49.43
Shares sold: 40,000 Price:
Date: Sept. 7$134.81–$135.80
Directly holds: 2,069,550
Winmark Corp.
Nine Ten Partners shareholder
Shares sold: 2,900 Price: $108.16
Date: Sept. 7Indirectly holds: 462,203