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

Insider buying vs selling

Have Ardelyx Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Laura A. WilliamsChief Patient Officer2025-08-2630,000$6.12
$183.63kSell
Laura A. WilliamsChief Patient Officer2025-08-2650,000$0.99
$49.50kBuy
Laura A. WilliamsChief Patient Officer2025-08-2650,000$6.12
$306.05kSell
Michael RaabPresident CEO2025-08-2145,687$5.93
$271.02kSell
Laura A. WilliamsChief Patient Officer2025-08-216,261$5.93
$37.14kSell
Elizabeth A. GrammerChief Legal and Administrative Officer2025-08-215,841$5.93
$34.65kSell
Mike KelliherChief Business Officer2025-08-215,417$5.93
$32.13kSell
Justin A. RenzChief Financial Officer2025-08-217,037$5.93
$41.74kSell
Eric Duane FosterChief Commercial Officer2025-08-2115,308$5.93
$90.81kSell
David M. MottDirector2025-06-16200,000$3.63
$725.80kBuy

1 of 6

ARDX insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when ARDX insiders and whales buy or sell their stock.

ARDX Shareholders

What type of owners hold Ardelyx Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Krishna Kittu Kolluri8.88%21,572,475$130.73MInsider
Blackrock Inc8.54%20,747,853$125.73MInstitution
Peter J. Barris7.74%18,800,125$113.93MInsider
M. James Barrett7.38%17,921,753$108.61MInsider
Patrick J. Kerins7.27%17,666,935$107.06MInsider
Forest Baskett6.71%16,299,721$98.78MInsider
Vanguard Group Inc6.60%16,031,649$97.15MInstitution
Janus Henderson Group PLC6.20%15,057,940$91.25MInstitution
Scott D. Sandell5.64%13,709,147$83.08MInsider
Nea Partners 12 Limited Partnership5.64%13,706,135$83.06MInsider

1 of 3

ARDX vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ARDX42.50%57.50%Net BuyingNet Selling
SYRE71.13%28.87%Net SellingNet Selling
MAZE83.04%16.96%Net SellingNet Selling
WVE68.10%31.90%Net BuyingNet Selling
TRVI38.52%61.48%Net Buying

Ardelyx Stock Ownership FAQ

Who owns Ardelyx?

Ardelyx (NASDAQ: ARDX) is owned by 69.02% institutional shareholders, 93.36% 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 $130.73M.

If you're new to stock investing, here's how to buy Ardelyx stock.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.