BOSTON PROPERTIES INC

Ticker: BXP CUSIP: 101121101 Class: EQTY

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2018

Shares 18,369 Value ($000) $2,067 Avg Close $86.59 Range $77.08 - $94.88

Q1 2015

Shares 29,362 Value ($000) $4,125 Avg Close $90.60 Range $83.91 - $94.80

Q4 2014

Shares 47,000 Value ($000) $6,048 Avg Close $79.21 Range $71.83 - $85.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	18,369	$2,067	$86.59	$77.08 - $94.88
Q1 2015	29,362	$4,125	$90.60	$83.91 - $94.80
Q4 2014	47,000	$6,048	$79.21	$71.83 - $85.91