Question 1

Does RhumbLine Advisers own ARDX stock?

Accepted Answer

Yes. As of its Q2 2026 13F, RhumbLine Advisers holds 305,800 shares of ARDX (Ardelyx), worth $1.6M.

Question 2

How many shares of ARDX does RhumbLine Advisers own?

Accepted Answer

As of its Q2 2026 13F, RhumbLine Advisers holds 305,800 shares of ARDX (Ardelyx).

Question 3

What is RhumbLine Advisers' ARDX position worth?

Accepted Answer

As of its Q2 2026 13F, RhumbLine Advisers' ARDX position is worth $1.6M.

Question 4

Is RhumbLine Advisers buying or selling ARDX?

Accepted Answer

In Q2 2026, RhumbLine Advisers increased its ARDX position by 13,960 shares (+4.8%).

Question 5

When did RhumbLine Advisers first buy ARDX?

Accepted Answer

RhumbLine Advisers already held ARDX in its Q4 2018 13F, the earliest on record, and has listed it in 27 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	305,800	+4.8%	$1.6M	0.0%	$5.10	27
2026-Q1	Decreased	291,840	-2.0%	$1.7M	0.0%	$6.22	0
2025-Q4	Decreased	297,924	-12.6%	$1.7M	0.0%	$5.80	0
2025-Q3	Decreased	340,888	-2.4%	$1.9M	0.0%	$5.63	0
2025-Q2	Increased	349,133	+2.9%	$1.4M	0.0%	$3.69	26
2025-Q1	Increased	339,436	+4.1%	$1.7M	0.0%	$4.93	27
2024-Q4	Increased	326,124	+1.9%	$1.7M	0.0%	$5.25	26
2024-Q3	Decreased	320,054	-5.3%	$2.2M	0.0%	$6.65	0