BRUKER CORP

Ticker: BRKR CUSIP: 116794108 Class: Common Stock

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

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

Q1 2019

Shares 10,730 Value ($000) $412 Avg Close $35.27 Range $27.37 - $39.36

Q4 2018

Shares 21,830 Value ($000) $650 Avg Close $30.80 Range $25.50 - $34.08

Q3 2018

Shares 23,130 Value ($000) $774 Avg Close $32.10 Range $27.53 - $35.05

Q2 2018

Shares 22,630 Value ($000) $657 Avg Close $29.59 Range $27.38 - $31.73

Q1 2018

Shares 22,580 Value ($000) $676 Avg Close $31.56 Range $28.19 - $35.47

Q4 2017

Shares 23,130 Value ($000) $794 Avg Close $31.81 Range $28.73 - $35.47

Q3 2017

Shares 8,350 Value ($000) $248 Avg Close $27.93 Range $26.16 - $29.35

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	10,730	$412	$35.27	$27.37 - $39.36
Q4 2018	21,830	$650	$30.80	$25.50 - $34.08
Q3 2018	23,130	$774	$32.10	$27.53 - $35.05
Q2 2018	22,630	$657	$29.59	$27.38 - $31.73
Q1 2018	22,580	$676	$31.56	$28.19 - $35.47
Q4 2017	23,130	$794	$31.81	$28.73 - $35.47
Q3 2017	8,350	$248	$27.93	$26.16 - $29.35