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 CEO2026-03-1620,833$0.99
$20.62kBuy
Michael RaabPresident CEO2026-03-1641,666$5.84
$243.33kSell
Michael RaabPresident CEO2026-02-2441,666$6.26
$260.62kSell
Michael RaabPresident CEO2026-02-2420,833$0.99
$20.62kBuy
James Parker BradyChief Human Resources Officer2026-02-20309$5.71
$1.77kSell
Eric Duane FosterChief Commercial Officer2026-02-209,176$5.87
$53.82kSell
Eric Duane FosterChief Commercial Officer2026-02-201,261$5.71
$7.21kSell
Eric Duane FosterChief Commercial Officer2026-02-201$5.71
$5.71Sell
Eric Duane FosterChief Commercial Officer2026-02-201$5.70
$5.70Sell
Joseph James ReillySenior Vice President and Chief Accounting Officer2026-02-204,387$5.87
$25.73kSell

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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 Kolluri8.80%21,572,475$128.14MInsider
Blackrock Inc8.62%21,139,105$125.57MInstitution
Vanguard Group Inc7.74%18,979,483$112.74MInstitution
Peter J. Barris7.67%18,800,125$111.67MInsider
M. James Barrett7.31%17,921,753$106.46MInsider
Patrick J. Kerins7.20%17,666,935$104.94MInsider
Forest Baskett6.65%16,299,721$96.82MInsider
Janus Henderson Group PLC5.92%14,514,692$86.22MInstitution
Scott D. Sandell5.59%13,709,147$81.43MInsider
Nea Partners 12 Limited Partnership5.59%13,706,135$81.41MInsider

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ARDX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ARDX42.19%57.81%Net BuyingNet Buying
BHVN78.77%15.74%Net Buying
MAZE88.42%11.58%Net SellingNet Buying
IOVA19.44%80.56%Net SellingNet Selling
NBTX11.78%0.00%

Ardelyx Stock Ownership FAQ

Who owns Ardelyx?

Ardelyx (NASDAQ: ARDX) is owned by 67.99% institutional shareholders, 93.15% Ardelyx insiders, and 0.00% retail investors. Krishna Kittu Kolluri is the largest individual Ardelyx shareholder, owning 21.57M shares representing 8.80% of the company. Krishna Kittu Kolluri's Ardelyx shares are currently valued at $128.14M.

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