BlackRock’s Ardelyx ARDX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$120M Buy
23,504,630
+2,340,498
+11% +$14.3M ﹤0.01% 2117
2026
Q1
$127M Buy
21,164,132
+25,027
+0.1% +$166K ﹤0.01% 1959
2025
Q4
$123M Buy
21,139,105
+315,525
+2% +$1.76M ﹤0.01% 1975
2025
Q3
$115M Buy
20,823,580
+75,727
+0.4% +$411K ﹤0.01% 2017
2025
Q2
$81.3M Buy
20,747,853
+2,799,200
+16% +$11.5M ﹤0.01% 2183
2025
Q1
$88.1M Sell
17,948,653
-572,824
-3% -$3.08M ﹤0.01% 2071
2024
Q4
$93.9M Buy
18,521,477
+694,542
+4% +$3.84M ﹤0.01% 2117
2024
Q3
$123M Buy
17,826,935
+274,375
+2% +$1.62M ﹤0.01% 1965
2024
Q2
$130M Buy
17,552,560
+456,522
+3% +$3.21M ﹤0.01% 1874
2024
Q1
$125M Buy
17,096,038
+319,983
+2% +$2.74M ﹤0.01% 1939
2023
Q4
$104M Buy
16,776,055
+2,346,367
+16% +$10.5M ﹤0.01% 2052
2023
Q3
$58.9M Buy
14,429,688
+399,296
+3% +$1.56M ﹤0.01% 2308
2023
Q2
$47.6M Buy
14,030,392
+10,325,699
+279% +$42.3M ﹤0.01% 2517
2023
Q1
$17.7M Buy
3,704,693
+989,784
+36% +$3.34M ﹤0.01% 3038
2022
Q4
$7.74M Buy
2,714,909
+1,188,708
+78% +$2.01M ﹤0.01% 3510
2022
Q3
$1.82M Buy
1,526,201
+230,527
+18% +$219K ﹤0.01% 4238
2022
Q2
$764K Sell
1,295,674
-4,404,902
-77% -$3.24M ﹤0.01% 4643
2022
Q1
$6.1M Buy
5,700,576
+71,592
+1% +$63.9K ﹤0.01% 3851
2021
Q4
$6.19M Sell
5,628,984
-826,918
-13% -$982K ﹤0.01% 3903
2021
Q3
$8.52M Buy
6,455,902
+237,006
+4% +$633K ﹤0.01% 3741
2021
Q2
$47.1M Buy
6,218,896
+236,120
+4% +$1.75M ﹤0.01% 2738
2021
Q1
$39.6M Buy
5,982,776
+60,320
+1% +$414K ﹤0.01% 2780
2020
Q4
$38.3M Buy
5,922,456
+68,306
+1% +$405K ﹤0.01% 2635
2020
Q3
$30.7M Sell
5,854,150
-115,652
-2% -$695K ﹤0.01% 2603
2020
Q2
$41.3M Buy
5,969,802
+779,493
+15% +$5.42M ﹤0.01% 2374
2020
Q1
$29.5M Buy
5,190,309
+947,947
+22% +$6.44M ﹤0.01% 2387
2019
Q4
$31.8M Buy
4,242,362
+537,511
+15% +$3.27M ﹤0.01% 2621
2019
Q3
$17.4M Buy
3,704,851
+77,418
+2% +$269K ﹤0.01% 2897
2019
Q2
$9.76M Buy
3,627,433
+249,537
+7% +$751K ﹤0.01% 3266
2019
Q1
$9.46M Buy
3,377,896
+72,801
+2% +$189K ﹤0.01% 3143
2018
Q4
$5.92M Sell
3,305,095
-575,511
-15% -$1.69M ﹤0.01% 3340
2018
Q3
$16.9M Buy
3,880,606
+302,147
+8% +$1.26M ﹤0.01% 2959
2018
Q2
$13.2M Buy
3,578,459
+972,883
+37% +$4.51M ﹤0.01% 3098
2018
Q1
$13.2M Buy
2,605,576
+62,669
+2% +$391K ﹤0.01% 2983
2017
Q4
$16.8M Sell
2,542,907
-40,854
-2% -$242K ﹤0.01% 2868
2017
Q3
$14.5M Buy
2,583,761
+89,642
+4% +$472K ﹤0.01% 2969
2017
Q2
$12.7M Buy
2,494,119
+107,407
+5% +$911K ﹤0.01% 3035
2017
Q1
$30.2M Buy
2,386,712
+2,380,178
+36,428% +$31.3M ﹤0.01% 2507
2016
Q4
$92K Sell
6,534
-287
-4% -$4.07K ﹤0.01% 2597
2016
Q3
$88K Buy
6,821
+2,617
+62% +$27.4K ﹤0.01% 2674
2016
Q2
$37K Buy
4,204
+3,340
+387% +$27.3K ﹤0.01% 3060
2016
Q1
$7K Buy
864
+364
+73% +$3.58K ﹤0.01% 3262
2015
Q4
$9K Sell
500
-500
-50% -$9.31K ﹤0.01% 2919
2015
Q3
$17K Buy
+1,000
New +$18.7K ﹤0.01% 2471

Other funds holding ARDX

BlackRock's ARDX Position: Q2 2026 in Review

BlackRock increased its Ardelyx (ARDX) stake by 11% in Q2 2026, buying an estimated $14.3M and bringing the position to 23,504,630 shares worth $120M. The position accounts for ﹤0.01% of the portfolio, ranked #2117.

BlackRock first reported a position in ARDX in Q3 2015 and has held it in 44 quarters since. The position peaked at $130M in Q2 2024. 249 funds tracked by Wall St. Rank hold ARDX as of Q2 2026.

  • BlackRock held 23,504,630 shares of Ardelyx worth $120M as of Q2 2026.
  • BlackRock bought 2,340,498 Ardelyx shares in Q2 2026, an estimated $14.3M.
  • Ardelyx made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #2117 holding.
  • BlackRock first reported a position in Ardelyx in Q3 2015 and has held it in 44 quarters since.
  • BlackRock's Ardelyx position peaked at $130M in Q2 2024.
  • 249 funds tracked by Wall St. Rank held Ardelyx as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.