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ARDELYX INC (ARDX) Stock Ownership and Short Interest

USA - Nasdaq - NASDAQ:ARDX - US0396971071 - Common Stock

5.59 USD
-0.21 (-3.62%)
Last: 12/1/2025, 7:05:54 PM
5.6219 USD
+0.03 (+0.57%)
After Hours: 12/1/2025, 7:05:54 PM
ARDX Ownership Chart.ARDX Ownership Chart: showing Insider, Institutional ownership and shares available to the public.ARDX Ownership.InsiderInstitutionalPublic



Shares Outstanding242.97M
Float235.74M
Float Short Interest Percentage8.64%
Owners (insider)2.17%
Owners (institutional)70.15%
Owners (insider) change2.48%
Owners (institutional) change-11.13%
ARDX Institutional Ownership HistoryARDX Institutional Ownership HistoryARDX Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 50M 100M 150M
ARDX Historical Insider Transactions ChartARDX Historical Insider Buy and Sell Transactions ChartARDX Historical Insider Transactions Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 0 500K 1M
Date Name Type Shares Price Amount
Nov 21, 2025 Foster Eric Duane Open Market Sale 5814 5.54 $ 32,191.54
Nov 21, 2025 Reilly Joseph James Open Market Sale 11086 5.54 $ 61,382.07
Nov 21, 2025 GRAMMER ELIZABETH A Open Market Sale 5995 5.54 $ 33,193.72
Nov 21, 2025 RAAB MICHAEL Open Market Sale 46887 5.54 $ 259,608.63
Nov 21, 2025 Kelliher Mike Open Market Sale 5560 5.54 $ 30,785.16
Nov 21, 2025 Williams Laura A Open Market Sale 6426 5.54 $ 35,580.12
Aug 26, 2025 Williams Laura A Option Excercise 50000 0.99 $ 49,500.00
Aug 26, 2025 Williams Laura A Open Market Sale 80000 6.12 $ 489,680.00
Aug 21, 2025 GRAMMER ELIZABETH A Open Market Sale 5841 5.93 $ 34,647.06
Aug 21, 2025 Foster Eric Duane Open Market Sale 15308 5.93 $ 90,802.46
Aug 21, 2025 Williams Laura A Open Market Sale 6261 5.93 $ 37,138.37
Aug 21, 2025 Renz Justin A Open Market Sale 7037 5.93 $ 41,741.37
Aug 21, 2025 RAAB MICHAEL Open Market Sale 45687 5.93 $ 271,001.58
Jun 18, 2025 Bazemore Robert B Grant 41551 0.00 $ 0.00
Jun 18, 2025 Rodgers Richard J Grant 63019 0.00 $ 0.00
Jun 18, 2025 Parsey Merdad Grant 15235 0.00 $ 0.00
Jun 18, 2025 MOTT DAVID M Grant 72714 0.00 $ 0.00
Jun 18, 2025 Cadoret-Manier Onaiza Grant 41551 0.00 $ 0.00
Jun 18, 2025 Bhanji Muna Grant 41551 0.00 $ 0.00
Jun 18, 2025 Bertrand William C JR Grant 60941 0.00 $ 0.00
Jun 16, 2025 MOTT DAVID M Open Market Purchase 200000 3.63 $ 725,880.00
Jun 9, 2025 MOTT DAVID M Open Market Purchase 200000 3.69 $ 737,260.00
May 20, 2025 Kelliher Mike Open Market Sale 14522 4.08 $ 59,270.09
May 20, 2025 GRAMMER ELIZABETH A Open Market Sale 5992 4.08 $ 24,455.75
May 20, 2025 Foster Eric Duane Open Market Sale 2507 4.08 $ 10,232.07
May 20, 2025 Renz Justin A Open Market Sale 7218 4.08 $ 29,459.55
May 20, 2025 Williams Laura A Open Market Sale 6421 4.08 $ 26,206.67
May 20, 2025 RAAB MICHAEL Open Market Sale 46817 4.08 $ 191,078.90
May 15, 2025 MOTT DAVID M Open Market Purchase 100000 3.29 $ 329,120.00
May 2, 2025 MOTT DAVID M Open Market Purchase 381377 4.22 $ 1,610,936.45
May 2, 2025 RAAB MICHAEL Option Excercise 20833 0.99 $ 20,624.67
May 2, 2025 RAAB MICHAEL Open Market Sale 41666 4.25 $ 177,168.00
Apr 4, 2025 RAAB MICHAEL Option Excercise 20833 0.99 $ 20,624.67
Apr 4, 2025 RAAB MICHAEL Open Market Sale 41666 4.59 $ 191,151.11
Mar 7, 2025 RAAB MICHAEL Option Excercise 20834 0.99 $ 20,625.66
Mar 7, 2025 RAAB MICHAEL Open Market Sale 41668 5.36 $ 223,198.81
Feb 25, 2025 Foster Eric Duane Grant 136680 0.00 $ 0.00
Feb 25, 2025 Williams Laura A Grant 105200 0.00 $ 0.00
Feb 25, 2025 Renz Justin A Grant 136680 0.00 $ 0.00
Feb 25, 2025 RAAB MICHAEL Grant 570217 0.00 $ 0.00
Feb 25, 2025 Kelliher Mike Grant 136680 0.00 $ 0.00
Feb 25, 2025 GRAMMER ELIZABETH A Grant 136680 0.00 $ 0.00
Feb 24, 2025 MOTT DAVID M Open Market Purchase 77729 5.00 $ 388,738.27
Feb 20, 2025 RAAB MICHAEL Open Market Sale 22964 5.62 $ 129,124.28
Feb 20, 2025 GRAMMER ELIZABETH A Open Market Sale 4291 5.62 $ 24,128.29
Feb 20, 2025 Williams Laura A Open Market Sale 4941 5.62 $ 27,783.24
Feb 20, 2025 Renz Justin A Open Market Sale 5171 5.62 $ 29,076.53
Jan 31, 2025 RAAB MICHAEL Option Excercise 20833 0.99 $ 20,624.67
Jan 31, 2025 RAAB MICHAEL Open Market Sale 41666 5.36 $ 223,354.76
Jan 21, 2025 MOTT DAVID M Open Market Purchase 199000 4.99 $ 992,671.70
Jan 16, 2025 Rodgers Richard J Option Excercise 100000 0.55 $ 55,000.00
Jan 7, 2025 RAAB MICHAEL Option Excercise 20833 0.99 $ 20,624.67
Jan 7, 2025 RAAB MICHAEL Open Market Sale 41666 5.31 $ 221,308.96
Dec 26, 2024 MOTT DAVID M Option Excercise 100000 0.55 $ 55,000.00
Dec 19, 2024 MOTT DAVID M Open Market Purchase 213300 4.67 $ 996,580.26
Dec 10, 2024 RAAB MICHAEL Option Excercise 25000 0.99 $ 24,750.00
Dec 10, 2024 RAAB MICHAEL Open Market Sale 25000 5.26 $ 131,620.00