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

Insider buying vs selling

Have Ardelyx Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Joseph James ReillySenior Vice President of Finance2025-11-2111,086$5.54
$61.38kSell
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
Michael RaabPresident CEO2025-11-2146,887$5.54
$259.61kSell
Laura A. WilliamsChief Patient Officer2025-11-216,426$5.54
$35.58kSell
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
Mike KelliherChief Business Officer2025-08-215,417$5.93
$32.13kSell

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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$122.53MInsider
Blackrock Inc8.57%20,823,580$118.28MInstitution
Peter J. Barris7.74%18,800,125$106.78MInsider
Vanguard Group Inc7.56%18,369,321$104.34MInstitution
M. James Barrett7.38%17,921,753$101.80MInsider
Patrick J. Kerins7.27%17,666,935$100.35MInsider
Forest Baskett6.71%16,299,721$92.58MInsider
Janus Henderson Group PLC5.69%13,824,093$78.52MInstitution
Scott D. Sandell5.64%13,709,147$77.87MInsider
Nea Partners 12 Limited Partnership5.64%13,706,135$77.85MInsider

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ARDX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ARDX41.73%58.27%Net BuyingNet Selling
KOD66.62%33.38%Net BuyingNet Buying
MBX44.24%55.76%Net BuyingNet Buying
TYRA62.04%37.96%Net BuyingNet Selling
ANAB42.69%57.31%Net BuyingNet Selling

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 $122.53M.

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