Caption Management’s Ardelyx ARDX Stock Holding History

Caption Management’s Portfolio ARDX Stock Details ARDX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$765K	Hold	150,000	–	–	﹤0.01%	1208
2026 Q1	$899K	Buy	150,000 +108,800	+264%	+$720K	0.01%	1054
2025 Q4	$240K	Buy	+41,200	New	+$229K	﹤0.01%	1350
2025 Q1	–	Sell	-40,000	Closed	-$203K	–	1500
2024 Q4	$203K	Hold	40,000	–	–	﹤0.01%	1273
2024 Q3	$276K	Buy	+40,000	New	+$236K	﹤0.01%	1022
2024 Q1	–	Sell	-19,600	Closed	-$122K	–	1176
2023 Q4	$122K	Buy	+19,600	New	+$87.9K	﹤0.01%	1163
2023 Q1	–	Sell	-38,800	Closed	-$111K	–	1075
2022 Q4	$111K	Buy	+38,800	New	+$65.7K	﹤0.01%	1126

Other funds holding ARDX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Caption Management's ARDX Position: Q2 2026 in Review

Caption Management increased its Ardelyx (ARDX) stake by 25% in Q2 2026, buying an estimated $157K and bringing the position to 130,000 shares worth $663K. The position accounts for ﹤0.01% of the portfolio, ranked #1248.

Caption Management first reported a position in ARDX in Q4 2020 and has held it in 7 quarters since. The position peaked at $670K in Q4 2025. 250 funds tracked by Wall St. Rank hold ARDX as of Q2 2026.

Caption Management held 130,000 shares of Ardelyx worth $663K as of Q2 2026.
Caption Management bought 25,800 Ardelyx shares in Q2 2026, an estimated $157K.
Ardelyx made up ﹤0.01% of Caption Management's portfolio in Q2 2026, its #1248 holding.
Caption Management first reported a position in Ardelyx in Q4 2020 and has held it in 7 quarters since.
Caption Management's Ardelyx position peaked at $670K in Q4 2025.
250 funds tracked by Wall St. Rank held Ardelyx as of Q2 2026.

Based on Caption Management's 13F filing for Q2 2026, filed 14 Aug 2026.