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 		$1.43M Sell
238,100
-514,400
-68% -$3.4M ﹤0.01% 5740
2025
Q4 		$4.39M Sell
752,500
-144,400
-16% -$804K ﹤0.01% 3436
2025
Q3 		$4.94M Buy
896,900
+200
+0% +$1.09K ﹤0.01% 3434
2025
Q2 		$3.52M Sell
896,700
-631,900
-41% -$2.61M ﹤0.01% 3509
2025
Q1 		$7.51M Sell
1,528,600
-20,100
-1% -$108K ﹤0.01% 2357
2024
Q4 		$7.85M Buy
1,548,700
+771,000
+99% +$4.26M ﹤0.01% 2119
2024
Q3 		$5.36M Buy
777,700
+84,800
+12% +$500K ﹤0.01% 2744
2024
Q2 		$5.13M Buy
692,900
+33,500
+5% +$236K ﹤0.01% 2939
2024
Q1 		$4.81M Sell
659,400
-65,800
-9% -$563K ﹤0.01% 2664
2023
Q4 		$4.5M Buy
725,200
+627,800
+645% +$2.82M ﹤0.01% 3007
2023
Q3 		$397K Sell
97,400
-900
-0.9% -$3.51K ﹤0.01% 6623
2023
Q2 		$333K Sell
98,300
-50,400
-34% -$207K ﹤0.01% 6959
2023
Q1 		$712K Sell
148,700
-49,100
-25% -$166K ﹤0.01% 5689
2022
Q4 		$564K Buy
+197,800
New +$335K ﹤0.01% 5927
2022
Q1 		– Sell
-205,400
Closed -$226K – 10230
2021
Q4 		$226K Buy
205,400
+174,000
+554% +$207K ﹤0.01% 8632
2021
Q3 		$41K Sell
31,400
-13,600
-30% -$36.3K ﹤0.01% 9610
2021
Q2 		$341K Buy
+45,000
New +$333K ﹤0.01% 7926

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.