CM
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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
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
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Caption Management's ARDX Position: Q1 2026 in Review

Caption Management reduced its Ardelyx (ARDX) stake by 9.4% in Q1 2026, selling an estimated $71.4K and leaving 104,200 shares worth $624K. The position accounts for ﹤0.01% of the portfolio, ranked #1154.

Caption Management first reported a position in ARDX in Q4 2020 and has held it in 6 quarters since. The position peaked at $670K in Q4 2025. 239 funds tracked by Wall St. Rank hold ARDX as of Q1 2026.

  • Caption Management held 104,200 shares of Ardelyx worth $624K as of Q1 2026.
  • Caption Management sold 10,800 Ardelyx shares in Q1 2026, an estimated $71.4K.
  • Ardelyx made up ﹤0.01% of Caption Management's portfolio in Q1 2026, its #1154 holding.
  • Caption Management first reported a position in Ardelyx in Q4 2020 and has held it in 6 quarters since.
  • Caption Management's Ardelyx position peaked at $670K in Q4 2025.
  • 239 funds tracked by Wall St. Rank held Ardelyx as of Q1 2026.

Based on Caption Management's 13F filing for Q1 2026, filed 15 May 2026.