Alphatec (ATEC) Options Chain
NASDAQ: ATECHealth CareMedical/Dental InstrumentsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 7
- Share price
- $10.67
- Put/call ratio (OI)
- 0.87
- Put/call ratio (volume)
- 3.49
- ATM implied volatility
- 121.7%
- Expected move
- ±$1.80
- Open interest (C / P)
- 1.19K / 1.03K
ATEC options summary
The ATEC options chain for the October 16, 2026 expiration lists 9 call and 7 put contracts, with 7 days until expiration. Open interest stands at 1,187 calls and 1,031 puts, a put/call ratio of 0.87, which is fairly balanced between calls and puts. At-the-money implied volatility near the $10.00 strike is 121.7%, which implies the market expects a move of about ±$1.80 (16.9%) in Alphatec stock by expiration.
The most open interest sits at the $12.50 call (424 contracts) and the $5.00 put (644 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
ATEC options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 7.00 | 0.00 | 0.00 | 2.50 | 0.00 | 1.15 | 0.26 | |||||
| 4.50 | 0.00 | 0.00 | 5.00 | 0.00 | 0.60 | 0.11 | |||||
| 3.20 | 1.30 | 3.70 | 7.50 | 0.00 | 0.90 | 0.05 | |||||
| 0.87 | 0.75 | 1.00 | 10.00 | 0.00 | 1.25 | 0.35 | |||||
| 0.05 | 0.00 | 0.05 | 12.50 | 0.00 | 4.00 | 2.47 | |||||
| 0.05 | 0.00 | 0.05 | 15.00 | 6.10 | 8.00 | 7.80 | |||||
| 0.05 | 0.00 | 0.75 | 17.50 | — | — | — | |||||
| 0.05 | 0.00 | 0.00 | 20.00 | — | — | — | |||||
| 0.15 | 0.00 | 1.95 | 22.50 | 11.50 | 15.60 | 14.44 | |||||
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 ATEC put/call ratio?
For the October 16, 2026 expiration, the ATEC put/call ratio based on open interest is 0.87 (1,031 puts vs 1,187 calls), and 3.49 based on today's volume. A ratio above 1 means more puts than calls.
What is ATEC's implied volatility?
At-the-money implied volatility for ATEC options expiring October 16, 2026 is about 121.7%, an annualized estimate of how much the market expects Alphatec stock to move.
How many ATEC option expiration dates are there?
ATEC has 6 listed expiration dates, from Oct 16, 2026 to Jan 21, 2028.
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.