Ardelyx Inc
Ardelyx Inc (ARDX) Expected Move
ARDX expected move through Nov 20, 2026 is 29.1%, with 31 days to expiration. The implied range is $2.31 to $4.11, based on the previous trading day's options prices.
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Tracking the ARDX expected move helps you see how far Ardelyx Inc's options market is pricing the stock to travel over a given period — whether that's the next day, week, or earnings cycle. Ardelyx Inc's expected move is derived directly from option premiums and gives you an objective range to plan trades, set strikes, and manage risk. Use our scanner to monitor the ARDX expected move for this week's options, in real time.
The expected move is typically calculated from at-the-money straddle prices (or a blend of straddles and strangles) and represents roughly a one-standard-deviation range over the chosen timeframe. For ARDX, comparing the implied expected move to actual realized moves over similar windows tells you whether the options market has historically overestimated or underestimated volatility. The ARDX expected move for this week's options pricing is especially useful for short-dated traders, earnings players, and anyone selling premium who needs to know where the market thinks Ardelyx Inc is unlikely to go.
Ardelyx, Inc., a biopharmaceutical company, discovers, develops, and commercializes medicines to treat gastrointestinal and cardiorenal therapeutic areas in the United States and internationally. The company's lead product candidate is tenapanor, which has completed Phase III clinical trial for the treatment of patients with irritable bowel syndrome with constipation, as well as in Phase III clinical trial to control serum phosphorus in adult patients with chronic kidney disease (CKD)on dialysis, or hyperphosphatemia. It is also developing RDX013, a potassium secretagogue, for the treatment of elevated serum potassium, or hyperkalemia, a problem among certain patients with kidney and/or heart disease; and RDX020, an early-stage program in metabolic acidosis, a serious electrolyte disorder in patients with CKD.
The company has agreements with Kyowa Kirin in Japan, Fosun Pharmaceutical Industrial Development Co. Ltd. in China, and Knight Therapeutics, Inc. in Canada for the development and commercialization of tenapanor in their respective territories. The company was formerly known as Nteryx, Inc. and changed its name to Ardelyx, Inc. in June 2008. Ardelyx, Inc. was incorporated in 2007 and is headquartered in Waltham, Massachusetts.
Iron condors, weekly premium sales, directional swing trades — they all live or die by where the market thinks the stock won't go. Our scanner tracks the ARDX expected move across every expiration, benchmarks it against realized moves, and shows you when implied ranges are out of line with history. The Ardelyx Inc expected move for this week's options is the fastest read on short-term risk, which gives you a quick way to interpret what the options market thinks about ARDX.
ARDX Price
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| Expiration | DTE | Expected move (USD) | Expected move (%) | Upper price | Lower price |
|---|---|---|---|---|---|
| Nov 20, 2026 | 31 | $0.90 | 29.1% | $4.11 | $2.31 |
| Dec 18, 2026 | 59 | $3.85 | 124.6% | $7.06 | -$0.64 |
| Jan 15, 2027 | 87 | $2.64 | 85.4% | $5.85 | $0.57 |
| Apr 16, 2027 | 178 | $1.66 | 53.8% | $4.87 | $1.55 |
As of October 19, 2026
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