Digi International Inc.

Tracy L. Roberts, officer

Exercised options: 2,401Price: $8.49

Shares sold: 2,401Price: $11.86

Date: Nov. 21Directly holds: 46,674

Golden Entertainment

Thomas Edwin Haas, officer

Shares purchased: 3,200Price:

Date: Nov. 14-19$15–$15.03

Directly holds: 4,736

HMN Financial Inc.

Hugh C. Smith, chairman of the board

Exercised options: 15,000Price: $4.77

Date: Nov. 16Directly holds: na

Northern oil and Gas

Brandon R. Elliott, CEO

Shares purchased: 50,000Price: $2.83

Shares sold: 50,000Price: $2.77

Date: Nov. 16Directly holds: 438,961

NVE Corp.

Patricia M. Hollister, director

Exercised options: 2,000Price:

$42.45–$51.04

Shares sold: 2,000Price: $84.02

Date: Nov. 16$42.45–$51.04

Directly holds: 1,040

Otter Tail Corp.

John D. Erickson, director

Shares sold: 2,300Price: $47.35

Date: Nov. 20Indirectly holds: 156,305

Tactile Systems Technology Inc.

Gerald R. Mattys, CEO

Exercised options: 18,269Price: $1.55

Shares sold: 18,269Price:

Date: Nov. 19$55.53–$57.98

Directly holds: 294,129

Brent Moen, CFO

Shares purchased: 900Price: $54.22

Date: Nov. 20Directly holds: 5,662

Bryan F. Rishe, officer

Shares sold: 3,000Price: $56.66

Date: Nov. 15Directly holds: 67,328

TILE SHOP HOLDINGS INC.

Peter J. Jacullo III, beneficial owner

Shares purchased: 67,194Price:

Date: Nov. 15-19$6.01–$6.08

Indirectly holds: 5,647,866

Peter H. Kamin, director

Shares purchased: 40,000Price: $5.82

Date: Nov. 15Directly/indirectly

holds: 2,037,067

U.S. Bancorp

David B. O'Maley, director

Shares sold: 10,902Price: $53.66

Date: Nov. 14Directly holds: 201,887