BIOCRYST PHARMACEUTICALS INC

Ticker: BCRX CUSIP: 09058V103 Class: Common Stock

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

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

Q1 2018

Shares 24,000 Value ($000) $114 Avg Close $5.14 Range $4.25 - $5.92

Q4 2017

Shares 30,600 Value ($000) $150 Avg Close $4.84 Range $4.12 - $5.35

Q3 2017

Shares 17,100 Value ($000) $90 Avg Close $5.12 Range $3.95 - $6.22

Q2 2017

Shares 17,100 Value ($000) $95 Avg Close $6.09 Range $5.02 - $8.80

Q1 2017

Shares 17,100 Value ($000) $144 Avg Close $6.96 Range $4.20 - $9.25

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	24,000	$114	$5.14	$4.25 - $5.92
Q4 2017	30,600	$150	$4.84	$4.12 - $5.35
Q3 2017	17,100	$90	$5.12	$3.95 - $6.22
Q2 2017	17,100	$95	$6.09	$5.02 - $8.80
Q1 2017	17,100	$144	$6.96	$4.20 - $9.25