JY
ARDX icon

Jeff Yass’s Ardelyx ARDX Stock Holding History

Jeff Yass’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 		$1.56M Sell
305,600
-25,400
-8% -$155K ﹤0.01% 7071
2026
Q1 		$1.98M Sell
331,000
-7,100
-2% -$47K ﹤0.01% 6199
2025
Q4 		$1.97M Buy
338,100
+38,700
+13% +$216K ﹤0.01% 5689
2025
Q3 		$1.65M Buy
299,400
+40,200
+16% +$218K ﹤0.01% 6193
2025
Q2 		$1.02M Buy
259,200
+42,200
+19% +$174K ﹤0.01% 7392
2025
Q1 		$1.07M Sell
217,000
-200,200
-48% -$1.07M ﹤0.01% 7105
2024
Q4 		$2.12M Buy
417,200
+124,300
+42% +$687K ﹤0.01% 5191
2024
Q3 		$2.02M Sell
292,900
-413,300
-59% -$2.44M ﹤0.01% 5240
2024
Q2 		$5.23M Buy
706,200
+116,700
+20% +$821K ﹤0.01% 3364
2024
Q1 		$4.3M Sell
589,500
-99,400
-14% -$850K ﹤0.01% 3884
2023
Q4 		$4.27M Buy
688,900
+643,000
+1,401% +$2.88M ﹤0.01% 3979
2023
Q3 		$187K Sell
45,900
-209,000
-82% -$815K ﹤0.01% 10305
2023
Q2 		$864K Sell
254,900
-998,300
-80% -$4.09M ﹤0.01% 7026
2023
Q1 		$6M Sell
1,253,200
-32,700
-3% -$110K ﹤0.01% 3174
2022
Q4 		$3.66M Buy
1,285,900
+426,300
+50% +$722K ﹤0.01% 3708
2022
Q3 		$1.02M Buy
859,600
+325,600
+61% +$310K ﹤0.01% 6580
2022
Q2 		$315K Buy
534,000
+286,600
+116% +$211K ﹤0.01% 9438
2022
Q1 		$265K Sell
247,400
-398,200
-62% -$356K ﹤0.01% 10566
2021
Q4 		$710K Buy
645,600
+630,000
+4,038% +$748K ﹤0.01% 8216
2021
Q3 		$21K Sell
15,600
-33,700
-68% -$90K ﹤0.01% 12534
2021
Q2 		$374K Buy
+49,300
New +$365K ﹤0.01% 10296
2020
Q2 		– Sell
-22,700
Closed -$129K – 10076
2020
Q1 		$129K Sell
22,700
-138,400
-86% -$941K ﹤0.01% 9124
2019
Q4 		$1.21M Sell
161,100
-29,900
-16% -$182K ﹤0.01% 5155
2019
Q3 		$898K Buy
+191,000
New +$663K ﹤0.01% 5909

Other funds holding ARDX

BlackRock
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
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Jeff Yass's ARDX Position: Q2 2026 in Review

Jeff Yass increased its Ardelyx (ARDX) stake by 30% in Q2 2026, buying an estimated $1.31M and bringing the position to 916,037 shares worth $4.67M. The position accounts for ﹤0.01% of the portfolio, ranked #4747.

Jeff Yass first reported a position in ARDX in Q4 2016 and has held it in 31 quarters since. The position peaked at $19.8M in Q1 2023. 249 funds tracked by Wall St. Rank hold ARDX as of Q2 2026.

  • Jeff Yass held 916,037 shares of Ardelyx worth $4.67M as of Q2 2026.
  • Jeff Yass bought 214,069 Ardelyx shares in Q2 2026, an estimated $1.31M.
  • Ardelyx made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #4747 holding.
  • Jeff Yass first reported a position in Ardelyx in Q4 2016 and has held it in 31 quarters since.
  • Jeff Yass's Ardelyx position peaked at $19.8M in Q1 2023.
  • 249 funds tracked by Wall St. Rank held Ardelyx as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.