WEIBO CORP

Ticker: WB CUSIP: 948596101 Class: Foreign Stock

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

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

Q4 2018

Shares 5,621 Value ($000) $328 Avg Close — Range —

Q1 2018

Shares 1,973 Value ($000) $236 Avg Close — Range —

Q2 2017

Shares 176,904 Value ($000) $11,759 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	5,621	$328	—	—
Q1 2018	1,973	$236	—	—
Q2 2017	176,904	$11,759	—	—