ALLETE INC.

MADELEINE LUDLOW director

Shares sold: 200 Price: $41.65

Date: Sept. 4Indirectly holds: 16,133

ARCTIC CAT INC.

MARY ELLEN WALKER officer

Exercised options: 4,749 Price:

$6.26-$15.77

Shares sold: 2,000 Price: $43.39

Date: August 30Directly holds: 17,098

BUFFALO WILD WINGS INC.

KATHLEEN BENNING-ALBERGA officer

Shares sold: 1,000 Price: $80.00

Date: Sept. 6Directly holds: 18,093

JUDITH SHOULAK officer

Shares sold: 1,000 Price: $76.68

Date: Sept. 4Directly holds: 15,026

MARY TWINEM CFO

Shares sold: 2,000 Price: $78.50

Date: Sept. 5Directly holds: 50,973

CHRISTOPHER & BANKS CORP.

LUKE KOMAREK general counsel

Shares purchased: 5,800 Price: $2.45

Date: August 31Directly holds: 66,983

PAUL SNYDER chairman

Shares purchased: 10,000 Price:

Date: Aug. 31-Sept. 5$2.43-$2.62

Directly holds: 94,910

CLEARFIELD INC.

RONALD ROTH chairman

Shares purchased: 10,000 Price:

Date: Aug. 31$5.08-$5.20

Directly holds: 1,036,710

DELUXE CORP.

LEE SCHRAM CEO

Exercised options: 182,000 Price: $23.50

Date: August 28Holdings: 195,448

DONALDSON CO. INC.

WILLIAM COOK CEO

Exercised options: 119,000 Price:

Date: Aug. 29$8.89-$15.19

Holdings: 1,105,241

JACK EUGSTER director

Exercised options: 26,098 Price:

$14.84-$29.74

Shares sold: 13,128 Price: $35.30

Date: Aug. 29Directly holds: 118,357

JOHN GRUNDHOFER director

Exercised options: 37,700 Price:

Date: Aug. 29$22.77-$29.50

Holdings: 135,058

DONALDSON CO. INC. (CONT.)

PAUL MILLER director

Exercised options: 14,400 Price: $9.29

Shares sold: 14,400 Price: $35.09

Date: August 29Directly holds: 27,422

FASTENAL CO.

NICHOLAS LUNDQUIST officer

Exercised options: 20,000 Price: $22.50

Date: August 30Holdings: 202,180

REYNE KAY WISECUP officer

Exercised options: 10,000 Price: $22.50

Shares sold: 10,000 Price: $43.09

Date: Sept. 4Directly holds: 10,000

G&K SERVICES INC.

WAYNE FORTUN director

Exercised options: 1,000 Price: $27.18

Date: August 28Holdings: 19,628

ROBERT WOOD officer

Exercised options: 18,278 Price:

$13.96-$29.69

Shares sold: 18,278 Price: $31.46-$32.07

Date: Aug. 29-31Directly holds: 46,331

GENERAL MILLS INC.

IAN FRIENDLY officer

Exercised options: 62,000 Price:

$21.93-$23.06

Shares sold: 57,934 Price: $39.60

Date: August 28Directly holds: 324,039

GRACO INC.

KAREN GALLIVAN officer

Exercised options: 15,000 Price: $27.91

Shares sold: 15,000 Price: $50- $50.06

Date: Aug. 28-Sept. 4Directly holds:

3,567

HAWKINS INC.

KATHLEEN PEPSKI CFO

Shares sold: 19 Price: $39.00

Date: Aug. 28Directly holds: 14,100

MOCON INC.

THOMAS THOMAS director

Exercised options: 3,000 Price: $7.30

Date: Aug. 28Holdings: 5,268

MTS SYSTEMS CORP.

SUSAN KNIGHT CFO

Exercised options: 15,065 Price:

$20.55-$35.88

Shares sold: 15,065 Price: $50.47

Date: Aug. 28Directly holds: 27,009

NORTHERN TECHNOLOGIES INTERNATIONAL CORP.

RAMANI NARAYAN director

Exercised options: 2,000 Price: $9.75

Date: Aug. 31Holdings: 7,500

NVE CORP.

JAMES HARTMAN director

Exercised options: 2,000 Price: $34.71

Date: Aug. 30Holdings: 2,000

PATTERSON COMPANIES INC.

DAVID SPROAT officer

Exercised options: 3,194 Price: $19.97

Shares sold: 1,899 Price: $34.04

Date: Aug. 31Directly holds: 74,142

REGIS CORP.

DANIEL BELTZMAN major shareholder

Shares purchased: 551,883 Price:

Date: Aug. 30-Sept. 4$17.93-$18.04

Indirectly holds: 6,519,080

BIRCH RUN CAPITAL major shareholder

Shares purchased: 551,883 Price:

Date: Aug. 30-Sept. 4 $17.93-$18.04

Indirectly holds: 6,519,080

GREGORY SMITH major shareholder

Shares purchased: 551,883 Price:

Date: Aug. 30-Sept. 4$17.93-$18.04

Indirectly holds: 6,519,080

SPS COMMERCE INC.

JAMES FROME chief operating officer

Exercised options: 59,949 Price: $0.37

Shares sold: 59,949 Price: $34.55-$35.00

Date: Aug. 30-Sept. 4Directly holds:

6,319

TENNANT CO.

JEFFREY BALAGNA director

Exercised options: 12,000 Price:

$17.93-$35.61

Shares sold: 12,000 Price: $42.23

Date: Aug. 28Directly holds: 10,614

VALUEVISION MEDIA INC.

WILLIAM MCGRATH CFO

Shares purchased: 10,000 Price: $1.90

Date: Aug. 29Directly holds: 96,680

WINMARK CORP.

STEVEN MURPHY officer

Exercised options: 10,000 Price: $18.25

Date: Aug. 30Holdings: 1,705,212