STRATASYS LTD

Ticker: SSYS CUSIP: M85548101 Class: SHS

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

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

Q4 2014

Shares 70,542 Value ($000) $5,863 Avg Close $102.32 Range $76.60 - $125.00

Q3 2014

Shares 56,757 Value ($000) $6,855 Avg Close $113.02 Range $95.38 - $130.83

Q2 2014

Shares 13,200 Value ($000) $1,500 Avg Close $98.05 Range $85.30 - $115.75

Q1 2014

Shares 11,600 Value ($000) $1,231 Avg Close $119.56 Range $100.46 - $138.10

Q4 2013

Shares 12,600 Value ($000) $1,697 Avg Close $115.63 Range $89.90 - $134.87

Q3 2013

Shares 11,400 Value ($000) $1,154 Avg Close $96.82 Range $83.00 - $113.49

Q2 2013

Shares 14,100 Value ($000) $1,181 Avg Close $80.62 Range $67.92 - $94.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	70,542	$5,863	$102.32	$76.60 - $125.00
Q3 2014	56,757	$6,855	$113.02	$95.38 - $130.83
Q2 2014	13,200	$1,500	$98.05	$85.30 - $115.75
Q1 2014	11,600	$1,231	$119.56	$100.46 - $138.10
Q4 2013	12,600	$1,697	$115.63	$89.90 - $134.87
Q3 2013	11,400	$1,154	$96.82	$83.00 - $113.49
Q2 2013	14,100	$1,181	$80.62	$67.92 - $94.90