Best Buy Co. Inc.

Rajendra Mohan officer

Exercised options: 30,000 Price:

–$20.31

Shares sold: 40,000 Price: $38.52

Date: Sept. 16 Directly holds: 106,791

Buffalo Wild Wings

Sally Smith CEO

–$199

Date: Sept. 15 Directly holds: 56,537

Entellus Medical Inc.

Brian Farley officer, director

–$22.26

–17 Directly holds:

572,665

Medtronic Plc

Omar Ishrak CEO

Shares sold: 20,000 Price: $69.43

Date: Sept. 15 Directly holds: 526,824

Nortech Systems Inc.

Kenneth Larson director

Shares purchased: 500 Price: $4.00

Date: Sept. 16 Directly holds: 5,000

Tcf Financial Corp.

William Allen Cooper CEO

Shares sold: 100,000 Price: $15.60

Date: Sept. 15 Directly holds:

2,619,219

Unitedhealth Group

Richard Burke SR. director

Shares sold: 50,000 Price:

–11 $117.45–$117.79

Directly holds: 2,146,305