Question 1

How many shares of ARDX does CITADEL ADVISORS LLC own?

Accepted Answer

As of 2026-Q2, CITADEL ADVISORS LLC holds 1M shares of ARDX (ARDELYX INC).

Question 2

What is CITADEL ADVISORS LLC's ARDX position worth?

Accepted Answer

As of 2026-Q2, CITADEL ADVISORS LLC's ARDX position is worth $5.3M.

Question 3

Is CITADEL ADVISORS LLC buying or selling ARDX?

Accepted Answer

In 2026-Q2, CITADEL ADVISORS LLC decreased their ARDX position (-70.3% change in shares).

Question 4

When did CITADEL ADVISORS LLC first buy ARDX?

Accepted Answer

Based on available 13F filings, CITADEL ADVISORS LLC first reported a position in ARDX in 2024-Q3. They have held the position across 31 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	1M	-70.3%	$5.3M	0.0%	$5.10	0
2026-Q1	Increased	3.5M	+161.0%	$20.8M	0.0%	$6.22	46
2025-Q4	Decreased	1.3M	-13.2%	$7.7M	0.0%	$5.80	0
2025-Q3	Decreased	1.5M	-30.9%	$8.4M	0.0%	$5.63	0
2025-Q2	Decreased	2.2M	-30.7%	$8.7M	0.0%	$3.69	0
2025-Q1	Increased	3.2M	+28.1%	$15.7M	0.0%	$4.93	35
2024-Q4	Increased	2.5M	+12.8%	$12.6M	0.0%	$5.25	31
2024-Q3	Increased	2.2M	+747.5%	$15.2M	0.0%	$6.65	45