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43 /100
MEDIUM RISK
Score updated Oct 13, 2026

ARDX — Ardelyx, Inc. Dilution Risk Tracker

Track ARDX dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of October 13, 2026, Ardelyx, Inc. (ARDX) has a DilutionWatch DilutionScore of 43/100, rated MEDIUM dilution risk. Ardelyx, Inc. has a market capitalization of $804.88M, 249.19M shares outstanding, 238 institutional holders tracked.

This page includes automatically generated factual summaries from DilutionWatch data. It is not financial advice, not investment research, and not a recommendation. Do your own research. Read the full disclaimer and terms of service.

Score Breakdown

📋 Offering Ability
40
💰 Cash Runway
65
📊 Float Risk
7
⚠️ Warrant Exposure
40
🔄 Convertible Debt
40

Dilution Forecast

☀️
Clear
No significant dilution signals
model est. 7%
💰 Capital Raise model 15%
• Under 12 months cash (8mo)
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Market Data

Market Cap$804.88M
Shares Outstanding249.19M
Float219.85M
Cash$97.19M
Debt$26.54M
Short InterestN/A

Source-Backed Evidence Depth

This public preview uses stored DilutionWatch fields and linked SEC/market records only. Missing values are not estimated.

FieldCurrent ValueBasis
DilutionScore43/100DilutionWatch score record
Shares Outstanding249.19MVerified float table or market cache
Public Float219.85MVerified float table or market cache
Market Cap$804.88MMarket data cache
Cash Runway7.7 monthsDilutionWatch score inputs
Shelf CapacityNone in current score inputsSEC-derived dilution fields
ATM CapacityNone in current score inputsSEC-derived dilution fields
Outstanding WarrantsNone in current score inputsSEC-derived dilution fields

Recent source-backed SEC insight records available on this page: 6.

Recent SEC source mix: 3 1, 4 4, XBRL 1.

The page does not infer future share issuance, financing probability, cash needs, management intent, or price impact when source fields are absent.

Institutional Holdings

QoQ: ↑ 20.9% shares (2026Q1 vs prior)
238 institutional holders · 208.47M shares
#1 BlackRock, Inc. 21.16M shares
#2 VANGUARD CAPITAL MANAGEMENT LLC 20.73M shares
#3 MILLENNIUM MANAGEMENT LLC 18.04M shares
+ 17 more holders Sign up free to view →

Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.

Short Interest

Short Interest27.68M
Days to Cover6.6
% of Float12.6%
FINRA data as of Sep 30, 2026

Recent SEC Activity

xbrl XBRL CONVERTIBLE 2017-02-17
3 FORM3 2026-04-03
4 INSIDER TRANSACTION 2026-03-18
4 INSIDER TRANSACTION 2026-02-25
4 INSIDER TRANSACTION 2026-02-23
Full SEC filing analysis available with free account →

Recent News

No recent news available for this ticker.

Factual ARDX Dilution Snapshot

Ardelyx, Inc. (ARDX) has a DilutionScore of 43/100, rated Medium dilution risk. Score date: October 13, 2026.

This automatically generated snapshot is assembled from stored DilutionWatch data fields and may contain data-source errors or omissions. It is not financial advice, not investment research, and not a recommendation. Do your own research and review the full disclaimer and terms of service.

DilutionScore History — Last 90 Days

ARDX's DilutionScore is currently 43/100 (Medium risk), with 1 score change tracked over 89 days. The score deteriorated from 65/100 (High risk).

Period Score Risk Level Duration
Aug 22 – Oct 13, 202643/100MEDIUM53 days
Jul 16 – Aug 21, 202665/100HIGH36 days

Score recalculated daily from SEC filings and market data. Sign up free for real-time score change alerts.

Share Dilution History

ARDX shares outstanding have increased 0.7% from 245.25M (Mar 2026) to 247.03M (May 2026). Each increase represents potential dilution to existing shareholders.

Date Shares Outstanding Public Float Change
May 31, 2026247.03M219.85M▼ 0.60%
May 25, 2026247.03M221.19M▲ 0.63%
May 24, 2026247.03M219.80M▲ 0.01%
May 23, 2026247.03M219.77M▲ 0.04%
May 18, 2026247.03M219.68M▲ 0.09%
May 07, 2026247.03M219.48M▲ 0.09%
May 01, 2026247.03M219.28M▼ 1.50%
Apr 26, 2026245.25M222.62M▲ 0.02%
Apr 11, 2026245.25M222.58M▲ 0.09%
Apr 07, 2026245.25M222.38M▼ 0.09%
Mar 08, 2026245.25M222.58M▲ 0.06%

Share counts sourced from verified regulatory filings. Increases indicate dilution events.

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