Citadel Advisors’s Ardelyx ARDX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$20.8M Buy
3,464,774
+2,137,321
+161% +$14.1M ﹤0.01% 2301
2025
Q4
$7.74M Sell
1,327,453
-201,079
-13% -$1.12M ﹤0.01% 3609
2025
Q3
$8.42M Sell
1,528,532
-682,728
-31% -$3.71M ﹤0.01% 3515
2025
Q2
$8.67M Sell
2,211,260
-979,095
-31% -$4.04M ﹤0.01% 3236
2025
Q1
$15.7M Buy
3,190,355
+699,737
+28% +$3.76M ﹤0.01% 2314
2024
Q4
$12.6M Buy
2,490,618
+281,685
+13% +$1.56M ﹤0.01% 2680
2024
Q3
$15.2M Buy
2,208,933
+1,948,301
+748% +$11.5M ﹤0.01% 2358
2024
Q2
$1.93M Sell
260,632
-190,073
-42% -$1.34M ﹤0.01% 5386
2024
Q1
$3.29M Buy
450,705
+284,402
+171% +$2.43M ﹤0.01% 4622
2023
Q4
$1.03M Sell
166,303
-48,887
-23% -$219K ﹤0.01% 6617
2023
Q3
$878K Buy
215,190
+147,223
+217% +$574K ﹤0.01% 6849
2023
Q2
$230K Sell
67,967
-182,519
-73% -$748K ﹤0.01% 9573
2023
Q1
$1.2M Buy
250,486
+241,300
+2,627% +$814K ﹤0.01% 6395
2022
Q4
$26.2K Sell
9,186
-116,345
-93% -$197K ﹤0.01% 12895
2022
Q3
$150K Sell
125,531
-311,035
-71% -$296K ﹤0.01% 10695
2022
Q2
$258K Buy
+436,566
New +$322K ﹤0.01% 10150
2022
Q1
Sell
-179,343
Closed -$160K 13518
2021
Q4
$197K Sell
179,343
-34,010
-16% -$40.4K ﹤0.01% 11872
2021
Q3
$282K Buy
213,353
+89,580
+72% +$239K ﹤0.01% 11176
2021
Q2
$938K Buy
123,773
+69,129
+127% +$511K ﹤0.01% 8528
2021
Q1
$362K Sell
54,644
-19,982
-27% -$137K ﹤0.01% 10410
2020
Q4
$483K Buy
74,626
+24,584
+49% +$146K ﹤0.01% 8203
2020
Q3
$262K Buy
+50,042
New +$301K ﹤0.01% 8371
2020
Q2
Sell
-198,674
Closed -$1.38M 9729
2020
Q1
$1.13M Buy
198,674
+61,617
+45% +$419K ﹤0.01% 5118
2019
Q4
$1.03M Buy
137,057
+117,217
+591% +$712K ﹤0.01% 5525
2019
Q3
$93K Buy
19,840
+5,967
+43% +$20.7K ﹤0.01% 8517
2019
Q2
$37K Buy
+13,873
New +$41.8K ﹤0.01% 8812
2019
Q1
Sell
-59,210
Closed -$106K 9214
2018
Q4
$106K Buy
59,210
+10,830
+22% +$31.9K ﹤0.01% 8221
2018
Q3
$211K Buy
48,380
+15,637
+48% +$65.1K ﹤0.01% 8137
2018
Q2
$121K Buy
32,743
+5,076
+18% +$23.6K ﹤0.01% 8157
2018
Q1
$140K Sell
27,667
-3,435
-11% -$21.4K ﹤0.01% 7575
2017
Q4
$205K Sell
31,102
-27,424
-47% -$163K ﹤0.01% 7077
2017
Q3
$328K Buy
58,526
+9,986
+21% +$52.6K ﹤0.01% 5927
2017
Q2
$248K Buy
+48,540
New +$412K ﹤0.01% 6216
2017
Q1
Sell
-14,620
Closed -$208K 7402
2016
Q4
$208K Buy
14,620
+4,301
+42% +$61.1K ﹤0.01% 6257
2016
Q3
$134K Buy
+10,319
New +$108K ﹤0.01% 6532

Other funds holding ARDX

Citadel Advisors's ARDX Position: Q1 2026 in Review

Citadel Advisors increased its Ardelyx (ARDX) stake by 161% in Q1 2026, buying an estimated $14.1M and bringing the position to 3,464,774 shares worth $20.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2301.

Citadel Advisors first reported a position in ARDX in Q3 2016 and has held it in 35 quarters since. 239 funds tracked by Wall St. Rank hold ARDX as of Q1 2026.

  • Citadel Advisors held 3,464,774 shares of Ardelyx worth $20.8M as of Q1 2026.
  • Citadel Advisors bought 2,137,321 Ardelyx shares in Q1 2026, an estimated $14.1M.
  • Ardelyx made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2301 holding.
  • Citadel Advisors first reported a position in Ardelyx in Q3 2016 and has held it in 35 quarters since.
  • 239 funds tracked by Wall St. Rank held Ardelyx as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.