Cytek Biosciences (CTKB) Options Chain
NASDAQ: CTKBIndustrialsBiotechnology: Laboratory Analytical InstrumentsUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Jan 15, 2027
- Days to expiration
- 96
- Share price
- $5.43
- Put/call ratio (OI)
- 0.50
- Put/call ratio (volume)
- 0.50
- Expected move
- ±$2.68
- Open interest (C / P)
- 6 / 3
CTKB options summary
The CTKB options chain for the January 15, 2027 expiration lists 3 call and 1 put contracts, with 96 days until expiration. Open interest stands at 6 calls and 3 puts, a put/call ratio of 0.50, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $5.00 strike is 96.1%, which implies the market expects a move of about ±$2.68 (49.3%) in Cytek Biosciences stock by expiration.
The most open interest sits at the $7.50 call (3 contracts) and the $2.50 put (3 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CTKB options chain · January 15, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 3.10 | 0.50 | 5.30 | 2.50 | 0.00 | 0.10 | 0.10 | |||||
| 1.40 | 0.00 | 2.50 | 5.00 | — | — | — | |||||
| 0.44 | 0.00 | 4.90 | 7.50 | — | — | — | |||||
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 CTKB put/call ratio?
For the January 15, 2027 expiration, the CTKB put/call ratio based on open interest is 0.50 (3 puts vs 6 calls), and 0.50 based on today's volume. A ratio above 1 means more puts than calls.
What is CTKB's implied volatility?
At-the-money implied volatility for CTKB options expiring January 15, 2027 is about 96.1%, an annualized estimate of how much the market expects Cytek Biosciences stock to move.
How many CTKB option expiration dates are there?
CTKB has 4 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.