TWIN DISC INC

Ticker: TWIN CUSIP: 901476101 Class: COM

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

Note: Option positions (PUT/CALL) are excluded.

Q4 2018

Shares 46,500 Value ($000) $686 Avg Close $17.80 Range $12.96 - $22.87

Q3 2018

Shares 46,500 Value ($000) $1,071 Avg Close $24.56 Range $21.57 - $27.04

Q2 2018

Shares 46,500 Value ($000) $1,154 Avg Close $24.51 Range $18.66 - $29.29

Q1 2018

Shares 27,700 Value ($000) $602 Avg Close $25.19 Range $20.38 - $30.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	46,500	$686	$17.80	$12.96 - $22.87
Q3 2018	46,500	$1,071	$24.56	$21.57 - $27.04
Q2 2018	46,500	$1,154	$24.51	$18.66 - $29.29
Q1 2018	27,700	$602	$25.19	$20.38 - $30.89