NASDAQ: ARDX
Ardelyx Inc Stock Ownership - Who owns Ardelyx?

Insider buying vs selling

Have Ardelyx Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Michael RaabPresident CEO2025-11-2146,887$5.54
$259.61kSell
Elizabeth A. GrammerChief Legal and Administrative Officer2025-11-215,995$5.54
$33.19kSell
Eric Duane FosterChief Commercial Officer2025-11-215,814$5.54
$32.19kSell
Mike KelliherChief Business Officer2025-11-215,560$5.54
$30.79kSell
Laura A. WilliamsChief Patient Officer2025-11-216,426$5.54
$35.58kSell
Joseph James ReillySenior Vice President of Finance2025-11-2111,086$5.54
$61.38kSell
Laura A. WilliamsChief Patient Officer2025-08-2630,000$6.12
$183.63kSell
Laura A. WilliamsChief Patient Officer2025-08-2650,000$6.12
$306.05kSell
Laura A. WilliamsChief Patient Officer2025-08-2650,000$0.99
$49.50kBuy
Justin A. RenzChief Financial Officer2025-08-217,037$5.93
$41.74kSell

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Net Insider Buy/Sell (L12M) Ownership

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ARDX Shareholders

What type of owners hold Ardelyx Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Krishna Kittu Kolluri8.88%21,572,475$132.67MInsider
Blackrock Inc8.57%20,823,580$128.07MInstitution
Peter J. Barris7.74%18,800,125$115.62MInsider
Vanguard Group Inc7.56%18,369,321$112.97MInstitution
M. James Barrett7.38%17,921,753$110.22MInsider
Patrick J. Kerins7.27%17,666,935$108.65MInsider
Forest Baskett6.71%16,299,721$100.24MInsider
Janus Henderson Group PLC5.69%13,824,093$85.02MInstitution
Scott D. Sandell5.64%13,709,147$84.31MInsider
Nea Partners 12 Limited Partnership5.64%13,706,135$84.29MInsider

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ARDX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ARDX41.73%58.27%Net BuyingNet Selling
INVA60.33%39.67%Net SellingNet Buying
PGEN27.27%72.73%Net SellingNet Selling
TRVI41.41%58.59%Net BuyingNet Buying
UPB71.16%28.84%

Ardelyx Stock Ownership FAQ

Who owns Ardelyx?

Ardelyx (NASDAQ: ARDX) is owned by 66.88% institutional shareholders, 93.39% Ardelyx insiders, and 0.00% retail investors. Krishna Kittu Kolluri is the largest individual Ardelyx shareholder, owning 21.57M shares representing 8.88% of the company. Krishna Kittu Kolluri's Ardelyx shares are currently valued at $132.67M.

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