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Ardelyx, Inc. (ARDX)

Healthcare | Biotechnology | Waltham, United States | NasdaqGM
5.96 USD -0.34 (-5.397%) ⇩ (April 21, 2026, 4 p.m. EDT)
After hours: 6.01 +0.05 (0.839%) ⇧ (April 21, 2026, 5:09 p.m. EDT)

Short-term: ★☆☆☆☆ | Long-term: ★★★☆☆ | Dividends: ☆☆☆☆☆
Hot Take | April 18, 2026, 11:30 p.m. EDT

Despite a 'Strong Buy' analyst consensus and solid 9-month revenue growth, the intraday technicals and options flow are screaming bearish protection. The massive April put Book (especially the deep OTM 4.0 strike) indicates a 'below the trend' setup and risk aversion ahead of the April 30 earnings release. Unless staged by� earnings surprise aligns with the $16+ analyst price targets, the secondary market appears to be priced in a downside event or continued volatility rather than an immediate pop.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoTheta ✓0.215335
AutoETS0.216548
AutoARIMA0.216705
MSTL0.245729

Forecast horizon: 45 days | Selected: AutoTheta

Forecast Reliability
Score 49%
H-stat 4.61
Ljung-Box p 0.000
Jarque-Bera p 0.350
Excess Kurtosis -0.63
Attribute Value
Sector Healthcare
Debt to Equity Ratio 140.061
Revenue per Share 1.69
Market Cap 1,461,674,624
Forward P/E 11.33
Beta 0.66
Profit Margins -15.12%
Website https://www.ardelyx.com

As of April 18, 2026, 11:30 p.m. EDT: Options sentiment shows distinct bearish skew in the short term (April/May 2026). Out-of-the-money (OTM) put volume (268) significantly exceeds OTM call volume (236) for the immediate April expiration, driven by massive Open Interest (OI) at the 4.0 strike (9x total put volume). OTM Call OI at the 7.0 strike is the highest among calls, but it represents only 46% of the bearish OI. The setup suggests speculators are hedging a potential downside break below current prices ($6.45) more aggressively than betting on immediate upside. For longer tenors (Oct 2026+), OI splits more evenly (OTM calls favored over 6-month horizon), suggesting a 6-12 month bullish resolution, but short-term theta decay likely incentivizes selling volatility and protecting downside near the earnings print.


Info Dump

Attribute Value
52 Week Change 0.3097713
Address1 400 Fifth Avenue
Address2 Suite 210
All Time High 35.48
All Time Low 0.49
Ask 7.61
Ask Size 2
Audit Risk 8
Average Analyst Rating 1.1 - Strong Buy
Average Daily Volume10 Day 2,915,730
Average Daily Volume3 Month 3,605,514
Average Volume 3,605,514
Average Volume10Days 2,915,730
Beta 0.657
Bid 4.5
Bid Size 2
Board Risk 6
Book Value 0.683
City Waltham
Compensation As Of Epoch Date 1,735,603,200
Compensation Risk 7
Country United States
Crypto Tradeable 0
Currency USD
Current Price 5.96
Current Ratio 4.315
Custom Price Alert Confidence HIGH
Date Short Interest 1,774,915,200
Day High 6.37
Day Low 5.885
Debt To Equity 140.061
Display Name Ardelyx
Earnings Call Timestamp End 1,777,581,000
Earnings Call Timestamp Start 1,777,581,000
Earnings Timestamp 1,777,579,200
Earnings Timestamp End 1,777,579,200
Earnings Timestamp Start 1,777,579,200
Ebitda -37,918,000
Ebitda Margins -0.09309
Enterprise To Ebitda -39.934
Enterprise To Revenue 3.717
Enterprise Value 1,514,199,808
Eps Current Year 0.01269
Eps Forward 0.52611
Eps Trailing Twelve Months -0.26
Esg Populated 0
Exchange NGM
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 6.2004
Fifty Day Average Change -0.24039984
Fifty Day Average Change Percent -0.038771667
Fifty Two Week Change Percent 30.97713
Fifty Two Week High 8.4
Fifty Two Week High Change -2.4399996
Fifty Two Week High Change Percent -0.29047614
Fifty Two Week Low 3.21
Fifty Two Week Low Change 2.75
Fifty Two Week Low Change Percent 0.8566978
Fifty Two Week Range 3.21 - 8.4
Financial Currency USD
First Trade Date Milliseconds 1,403,184,600,000
Float Shares 222,581,660
Forward Eps 0.52611
Forward P E 11.328429
Free Cashflow 6,751,625
Full Exchange Name NasdaqGM
Full Time Employees 489
Gmt Off Set Milliseconds -14,400,000
Governance Epoch Date 1,775,001,600
Gross Margins 0.72733
Gross Profits 296,256,000
Has Pre Post Market Data 1
Held Percent Insiders 0.0304
Held Percent Institutions 0.69598997
Implied Shares Outstanding 245,247,427
Industry Biotechnology
Industry Disp Biotechnology
Industry Key biotechnology
Is Earnings Date Estimate 0
Language en-US
Last Fiscal Year End 1,767,139,200
Long Business Summary Ardelyx, Inc. discovers, develops, and commercializes medicines to treat unmet medical needs in the United States and internationally. The company offers IBSRELA, a minimally absorbed small molecule therapy for the treatment of patients with irritable bowel syndrome with constipation; and XPHOZAH, a phosphate absorption inhibitor to reduce serum phosphorus in adults with chronic kidney disease on dialysis. Ardelyx, Inc. was formerly known as Nteryx, Inc. and changed its name to Ardelyx, Inc. in June 2008. The company was incorporated in 2007 and is headquartered in Waltham, Massachusetts.
Long Name Ardelyx, Inc.
Market us_market
Market Cap 1,461,674,624
Market State POST
Max Age 86,400
Message Board Id finmb_58915635
Most Recent Quarter 1,767,139,200
Net Income To Common -61,599,000
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 1,545,058,790
Number Of Analyst Opinions 10
Open 6.33
Operating Cashflow -42,483,000
Operating Margins 0.04072
Overall Risk 7
Payout Ratio 0.0
Phone 510 745 1700
Post Market Change 0.05000019
Post Market Change Percent 0.83892936
Post Market Price 6.01
Post Market Time 1,776,805,760
Previous Close 6.3
Price Eps Current Year 469.66113
Price Hint 2
Price To Book 8.726208
Price To Sales Trailing12 Months 3.5885167
Profit Margins -0.15123
Quick Ratio 3.798
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key strong_buy
Recommendation Mean 1.09091
Region US
Regular Market Change -0.34000015
Regular Market Change Percent -5.3968277
Regular Market Day High 6.37
Regular Market Day Low 5.885
Regular Market Day Range 5.885 - 6.37
Regular Market Open 6.33
Regular Market Previous Close 6.3
Regular Market Price 5.96
Regular Market Time 1,776,801,601
Regular Market Volume 3,961,810
Return On Assets -0.054640003
Return On Equity -0.36209
Revenue Growth 0.078
Revenue Per Share 1.69
Sand P52 Week Change 0.34445214
Sector Healthcare
Sector Disp Healthcare
Sector Key healthcare
Share Holder Rights Risk 8
Shares Outstanding 245,247,427
Shares Percent Shares Out 0.099700004
Shares Short 24,462,758
Shares Short Previous Month Date 1,772,150,400
Shares Short Prior Month 21,868,223
Short Name Ardelyx, Inc.
Short Percent Of Float 0.1126
Short Ratio 7.43
Source Interval 15
State MA
Symbol ARDX
Target High Price 19.0
Target Low Price 13.0
Target Mean Price 16.1
Target Median Price 16.5
Total Cash 264,688,992
Total Cash Per Share 1.079
Total Debt 233,830,000
Total Revenue 407,320,000
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps -0.26
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 5.899675
Two Hundred Day Average Change 0.060325146
Two Hundred Day Average Change Percent 0.010225165
Type Disp Equity
Volume 3,961,810
Website https://www.ardelyx.com
Zip 2,451