CHART INDS INC

Ticker: GTLS CUSIP: 16115Q308 Class: EQTY

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

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

Q1 2020

Shares 33,780 Value ($000) $979 Avg Close $54.29 Range $15.00 - $74.33

Q4 2019

Shares 25,150 Value ($000) $1,697 Avg Close $58.46 Range $52.32 - $68.66

Q3 2019

Shares 58,240 Value ($000) $3,632 Avg Close $67.72 Range $58.06 - $78.80

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	33,780	$979	$54.29	$15.00 - $74.33
Q4 2019	25,150	$1,697	$58.46	$52.32 - $68.66
Q3 2019	58,240	$3,632	$67.72	$58.06 - $78.80