BUILD-A-BEAR WORKSHOP INC

Ticker: BBW CUSIP: 120076104 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q3 2018

Shares 36,751 Value ($000) $333 Avg Close $7.07 Range $6.22 - $7.91

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	36,751	$333	$7.07	$6.22 - $7.91