Strata Critical Medical (SRTA) Options Chain
NASDAQ: SRTAHealth CareMedical/Nursing ServicesUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
After hours: 4.47 0.00%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $4.47
- Put/call ratio (OI)
- 1.36
- Put/call ratio (volume)
- 1.09
- ATM implied volatility
- 126.6%
- Expected move
- ±$0.8376
- Open interest (C / P)
- 14 / 19
SRTA options summary
The SRTA options chain for the October 16, 2026 expiration lists 2 call and 2 put contracts, with 8 days until expiration. Open interest stands at 14 calls and 19 puts, a put/call ratio of 1.36, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $5.00 strike is 126.6%, which implies the market expects a move of about ±$0.8376 (18.7%) in Strata Critical Medical stock by expiration.
The most open interest sits at the $5.00 call (12 contracts) and the $5.00 put (19 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
SRTA options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 0.15 | 0.00 | 0.15 | 5.00 | 0.10 | 0.80 | 0.20 | |||||
| 0.35 | 0.00 | 0.35 | 7.50 | 2.20 | 3.40 | 2.22 | |||||
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 SRTA put/call ratio?
For the October 16, 2026 expiration, the SRTA put/call ratio based on open interest is 1.36 (19 puts vs 14 calls), and 1.09 based on today's volume. A ratio above 1 means more puts than calls.
What is SRTA's implied volatility?
At-the-money implied volatility for SRTA options expiring October 16, 2026 is about 126.6%, an annualized estimate of how much the market expects Strata Critical Medical stock to move.
How many SRTA option expiration dates are there?
SRTA has 4 listed expiration dates, from Oct 16, 2026 to May 21, 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.