Bio-Techne Corp.

Roger Lucas board chairman

Shares sold: 100 Price: $112.15

Date: June 15Directly holds: 3,715

Buffalo Wild Wings

Andrew D. Block officer

Shares sold: 250 Price: $145.00

Date: June 20Directly holds: 5,213

Dominion Midstream Partners

DOminion Resources shareholder

Shares purchased: 112,146 Price:

Date: June 15–17 $26.17–$27.05

Indirectly holds: 50,308,920

Surmodics Inc.

Bryan Phillips general counsel

Shares sold: 1,816 Price: $23.44

Date: June 14Directly holds: 25,350

Tile Shop Holdings Inc.

Todd Krasnow director

Shares sold: 7,747 Price: $17.90

Date: June 15Directly holds: 180,957

Toro Co.

Christopher Twomey director

Exercised options: 5,246 Price: $26.81

Shares sold: 5,246 Price: $87.60

Date: June 20Directly holds: 72,560

Unitedhealth Group

William Ballard JR. director

Exercised options: 5,000 Price: $49.43

Shares sold: 5,000 Price: $138.58

Date: June 16Directly holds: 67,229

Richard Burke SR. director

Exercised options: 5,840 Price:

Date: June 16$45.01–$47.82

Directly holds: na

Valspar Corp.

Rolf Engh officer

Exercised options: 24,000 Price: $26.87

Date: June 17Directly holds: na

Winmark Corp.

Ronald Olson major shareholder

Shares sold: 11 Price: $100.70

Date: June 17–20Directly holds:

560,359