Jane Street
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Jane Street’s Ardelyx ARDX Stock Holding History

Jane Street’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 		$1.47M Buy
244,700
+181,600
+288% +$1.2M ﹤0.01% 5693
2025
Q4 		$368K Sell
63,100
-35,100
-36% -$196K ﹤0.01% 8382
2025
Q3 		$541K Buy
98,200
+82,700
+534% +$449K ﹤0.01% 7687
2025
Q2 		$60.8K Sell
15,500
-59,700
-79% -$246K ﹤0.01% 9120
2025
Q1 		$369K Sell
75,200
-4,100
-5% -$22K ﹤0.01% 7453
2024
Q4 		$402K Buy
79,300
+26,800
+51% +$148K ﹤0.01% 7228
2024
Q3 		$362K Sell
52,500
-54,500
-51% -$322K ﹤0.01% 7727
2024
Q2 		$793K Buy
107,000
+7,200
+7% +$50.6K ﹤0.01% 6222
2024
Q1 		$729K Sell
99,800
-120,200
-55% -$1.03M ﹤0.01% 6008
2023
Q4 		$1.36M Buy
220,000
+110,700
+101% +$497K ﹤0.01% 4999
2023
Q3 		$446K Buy
109,300
+34,900
+47% +$136K ﹤0.01% 6465
2023
Q2 		$252K Sell
74,400
-188,200
-72% -$772K ﹤0.01% 7379
2023
Q1 		$1.26M Sell
262,600
-11,500
-4% -$38.8K ﹤0.01% 4600
2022
Q4 		$781K Buy
+274,100
New +$464K ﹤0.01% 5389
2022
Q3 		– Sell
-18,200
Closed -$11K – 9644
2022
Q2 		$11K Sell
18,200
-31,600
-63% -$23.3K ﹤0.01% 9286
2022
Q1 		$53K Sell
49,800
-175,500
-78% -$157K ﹤0.01% 9671
2021
Q4 		$248K Buy
225,300
+189,000
+521% +$224K ﹤0.01% 8487
2021
Q3 		$48K Sell
36,300
-7,100
-16% -$19K ﹤0.01% 9555
2021
Q2 		$329K Buy
+43,400
New +$321K ﹤0.01% 7987

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

Jane Street's ARDX Position: Q1 2026 in Review

Jane Street reduced its Ardelyx (ARDX) stake by 43% in Q1 2026, selling an estimated $5.83M and leaving 1,179,379 shares worth $7.06M. The position accounts for ﹤0.01% of the portfolio, ranked #2998.

Jane Street first reported a position in ARDX in Q2 2017 and has held it in 28 quarters since. The position peaked at $12.1M in Q3 2025. 239 funds tracked by Wall St. Rank hold ARDX as of Q1 2026.

  • Jane Street held 1,179,379 shares of Ardelyx worth $7.06M as of Q1 2026.
  • Jane Street sold 881,288 Ardelyx shares in Q1 2026, an estimated $5.83M.
  • Ardelyx made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2998 holding.
  • Jane Street first reported a position in Ardelyx in Q2 2017 and has held it in 28 quarters since.
  • Jane Street's Ardelyx position peaked at $12.1M in Q3 2025.
  • 239 funds tracked by Wall St. Rank held Ardelyx as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.