ARDELYX INC

Ticker: ARDX CUSIP: 039697107 Class: Common Stock

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

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

Q2 2021

Shares 2,019,859 Value ($000) $15,311 Avg Close $7.39 Range $6.22 - $9.23

Q1 2017

Shares 171,461 Value ($000) $2,169 Avg Close $13.16 Range $10.95 - $15.40

Q4 2016

Shares 19,040 Value ($000) $270 Avg Close $14.20 Range $10.55 - $16.30

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	2,019,859	$15,311	$7.39	$6.22 - $9.23
Q1 2017	171,461	$2,169	$13.16	$10.95 - $15.40
Q4 2016	19,040	$270	$14.20	$10.55 - $16.30