3M Co.
W. James Farrell director
Shares purchased: 6,625 Price: $114.41
Date: Aug. 22Directly holds: 6,625
Appliance Recycling Centers Of America Inc.
Bradley Bremer officer
Exercised options: 10,000 Price: $2.38
Date: Aug. 20Holdings: 10,000
Arctic Cat Inc.
Roger Skime officer
Exercised options: 3,800 Price: $27.69
Shares sold: 1,300 Price: $57.50
Date: Aug. 26Directly holds: 50,851
Best Buy Co. Inc.
Allen Lenzmeier director
Shares sold: 60,000 Price: $35.04
Date: Aug. 27Indirectly holds: 753,482
Buffalo Wild Wings Inc.
Kathleen Benning-Alberga officer
Shares sold: 3,000 Price: $108.83
Date: Aug. 22Holdings: 11,814
Clearfield Inc..
Ronald Roth chairman
Shares purchased: 10,000 Price:
Date: Aug. 21–22$11.24–$11.45
Directly holds: 1,265,280
Digi International Inc.
Guy Jackson director
Exercised options: 7,500 Price: $8.23
Shares sold: 7,500 Price: $9.20–$9.51
Date: Aug. 26–27Directly holds: 12,438
Ecolab Inc.
Stephen Chazen director
Shares purchased: 2,000 Price: $91.61
Date: Aug. 27Directly holds: 5,245
General Mills, Inc.
William Esrey director
Exercised options: 20,000 Price: $23.46
Shares sold: 9,560Price: $49.07
Date: Aug. 21Holdings: 115,352
Raymond Gilmartin director
Exercised options: 20,000 Price: $23.46
Shares sold: 9,500Price: $49.38
Date: Aug. 26Holdings: 118,961
Hmn Financial Inc.
Bradley Krehbiel president
Shares purchased: 100 Price: $7.20
Date: Aug. 22Directly holds:77,297
Hutchinson Technology
Frank Russomanno director
Shares purchased: 2,000 Price: $3.42
Date: Aug. 27Directly holds: 47,042
Medtronic Inc.
Richard Anderson director
Exercised options: 4,842 Price: $49.58
Date: Aug. 22Holdings: 43,628
Hiram Dallas officer
Exercised options: 38,999 Price:
$34.88–$38.81
Shares sold: 68,588 Price: $52.82–$53.19
Date: Aug. 21–22Directly holds: 59,141
Shirley Ann Jackson director
Exercised options: 8,723 Price:
$29.96–$49.58
Shares sold: 8,033 Price: $52.84
Date: Aug. 21Directly holds: 24,943
Denise O'Leary director
Exercised options: 6,052 Price: $49.58
Date: Aug. 23Holdings: NA
Catherine Szyman officer
Exercised options: 53,418 Price:
$36.24–$50.46
Shares sold: 56,998 Price: $52.60
Date: Aug. 26Directly holds: 21,217
Navarre Corp.
M. David Bryant director
Shares purchased: 7,300 Price:
Date: Aug. 20–27$3.09–$3.13
Shares purchased: 5,000 Price: $3.06
Date: Aug. 28Directly holds: 3,936,980
Patterson Companies Inc.
Ann Gugino officer
Shares sold: 3,121 Price: $40.11
Date: Aug. 27Directly holds: 33,861
Polaris Industries Inc.
William Fisher chief technology officer
Shares sold: 6,000 Price: $113.86
Date: Aug. 20Directly holds: 25,869
Suresh Krishna officer
Exercised options: 16,000 Price: $25.99
Shares sold: 7,984 Price: $109.95
Date: Aug. 27Directly holds: 28,967
Proto Labs Inc.
John Tumelty officer
Exercised options: 1,750 Price: $7.86
Shares sold: 1,750 Price: $68.43
Date: Aug. 21Directly holds: NA
Silver Bay Realty Trust
Brian Taylor director
Shares purchased: 5,000 Price: $15.95
Date: Aug. 22Directly holds: 40,449
Ronald Weiser director
Shares purchased: 10,000 Price:
Date: Aug. 23$16–$16.26
Indirectly holds: 16,867
Tennant Co.
Chris Killingstad CEO
Exercised options: 83,100 Price:
`$10.08–$20.82
Shares sold: 83,100 Price: $54.88–$54.91
Date: Aug. 22–26Directly holds: 100,530