Alpha Tau Medical (DRTS) Options Chain
NASDAQ: DRTSHealth CareMedical/Dental InstrumentsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 21, 2028
- Days to expiration
- 468
- Share price
- $14.41
- Put/call ratio (OI)
- 0.00
- Put/call ratio (volume)
- 0.00
- Expected move
- ±$11.04
- Open interest (C / P)
- 2.33K / 0
DRTS options summary
The DRTS options chain for the January 21, 2028 expiration lists 10 call and 0 put contracts, with 468 days until expiration. Open interest stands at 2,326 calls and 0 puts, a put/call ratio of 0.00, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $15.00 strike is 67.6%, which implies the market expects a move of about ±$11.04 (76.6%) in Alpha Tau Medical stock by expiration.
Summary generated from market data by MetaCap's automated system. Methodology
DRTS options chain · January 21, 2028
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 10.35 | 7.00 | 12.00 | 5.00 | — | — | — | |||||
| 7.80 | 5.00 | 10.00 | 7.50 | — | — | — | |||||
| 6.57 | 3.50 | 8.50 | 10.00 | — | — | — | |||||
| 4.92 | 4.20 | 7.00 | 12.50 | — | — | — | |||||
| 4.00 | 3.70 | 4.50 | 15.00 | — | — | — | |||||
| 3.60 | 2.60 | 5.30 | 17.50 | — | — | — | |||||
| 3.00 | 2.50 | 5.30 | 20.00 | — | — | — | |||||
| 2.50 | 0.90 | 5.00 | 22.50 | — | — | — | |||||
| 2.40 | 2.05 | 4.50 | 25.00 | — | — | — | |||||
| 1.75 | 1.50 | 2.95 | 30.00 | — | — | — | |||||
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 DRTS put/call ratio?
For the January 21, 2028 expiration, the DRTS put/call ratio based on open interest is 0.00 (0 puts vs 2,326 calls), and 0.00 based on today's volume. A ratio above 1 means more puts than calls.
What is DRTS's implied volatility?
At-the-money implied volatility for DRTS options expiring January 21, 2028 is about 67.6%, an annualized estimate of how much the market expects Alpha Tau Medical stock to move.
How many DRTS option expiration dates are there?
DRTS has 7 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.
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.