RadNet (RDNT) Options Chain
NASDAQ: RDNTHealth CareMedical SpecialitiesUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 20, 2026
- Days to expiration
- 40
- Share price
- $70.91
- Put/call ratio (OI)
- 1.18
- Put/call ratio (volume)
- 0.35
- Expected move
- ±$13.07
- Open interest (C / P)
- 149 / 176
RDNT options summary
The RDNT options chain for the November 20, 2026 expiration lists 7 call and 4 put contracts, with 40 days until expiration. Open interest stands at 149 calls and 176 puts, a put/call ratio of 1.18, which is fairly balanced between calls and puts. At-the-money implied volatility near the $70.00 strike is 55.7%, which implies the market expects a move of about ±$13.07 (18.4%) in RadNet stock by expiration.
The most open interest sits at the $65.00 call (85 contracts) and the $70.00 put (117 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
RDNT options chain · November 20, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 16.00 | 15.20 | 18.00 | 55.00 | 0.00 | 2.10 | 0.80 | |||||
| 8.50 | 7.00 | 9.70 | 65.00 | 2.60 | 3.70 | 2.90 | |||||
| 5.00 | 4.40 | 7.20 | 70.00 | 3.30 | 6.10 | 6.00 | |||||
| 3.40 | 1.90 | 4.00 | 75.00 | 5.80 | 8.70 | 8.40 | |||||
| 1.65 | 0.40 | 3.60 | 80.00 | — | — | — | |||||
| 0.95 | 0.00 | 2.10 | 85.00 | — | — | — | |||||
| 0.04 | 0.00 | 2.15 | 115.00 | — | — | — | |||||
In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.
Frequently asked questions
What is the RDNT put/call ratio?
For the November 20, 2026 expiration, the RDNT put/call ratio based on open interest is 1.18 (176 puts vs 149 calls), and 0.35 based on today's volume. A ratio above 1 means more puts than calls.
What is RDNT's implied volatility?
At-the-money implied volatility for RDNT options expiring November 20, 2026 is about 55.7%, an annualized estimate of how much the market expects RadNet stock to move.
How many RDNT option expiration dates are there?
RDNT has 4 listed expiration dates, from Oct 16, 2026 to Mar 19, 2027.
What does "in the money" mean?
A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.