Ardelyx Inc

ARDXNASDAQ · USD
3.39USD-0.02 (-0.59%)
442

Ardelyx Inc (ARDX) Unusual Options Activity Today

ARDX options volume power reached 10x on the previous trading day. The highest reading was on the $2 CALL expiring 2029-01-19.

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Checking ARDX unusual options activity helps you spot when traders are making outsized bets on Ardelyx Inc before the broader market catches on. Ardelyx Inc's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor ARDX unusual options activity today and surface the prints that deserve a second look.

Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching ARDX unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking ARDX unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and ARDX unusual options flow data becomes especially valuable around earnings, product launches, and macro events.

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.

Catalysts rarely arrive without a footprint, and ARDX unusual options activity is often where that footprint shows up first. Our scanner tracks Ardelyx Inc's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at ARDX unusual options volume on the call side or chasing put sweeps, Ardelyx Inc's unusual options flow today is one click away, so put it on your radar before the headlines hit.

2026-10-16
Calls
4.00—0.050.0572%165243.05%
1.000.304.602.45364%0190.00%
2.001.002.001.50222%0400.00%
3.000.100.850.4872%0590.00%
5.00—0.150.15182%01,1100.00%
Puts
1.00—0.750.751,000%020.00%
2.00—0.750.75623%0200.00%
3.00—0.050.0568%030.00%
4.000.550.800.6892%020,3910.00%
5.001.252.001.63126%01130.00%

As of September 28, 2026

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