Core Laboratories (CLB) Options Chain
NYSE: CLBEnergyOil & Gas Equipment & ServicesUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Mar 19, 2027
- Days to expiration
- 159
- Share price
- $10.09
- Put/call ratio (OI)
- 0.28
- Put/call ratio (volume)
- 1.52
- Expected move
- ±$3.69
- Open interest (C / P)
- 208 / 59
CLB options summary
The CLB options chain for the March 19, 2027 expiration lists 8 call and 5 put contracts, with 159 days until expiration. Open interest stands at 208 calls and 59 puts, a put/call ratio of 0.28, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $10.00 strike is 55.4%, which implies the market expects a move of about ±$3.69 (36.6%) in Core Laboratories stock by expiration.
The most open interest sits at the $12.50 call (143 contracts) and the $7.50 put (45 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CLB options chain · March 19, 2027
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 7.35 | 5.80 | 9.20 | 2.50 | — | — | — | |||||
| 4.90 | 4.80 | 6.00 | 5.00 | — | — | — | |||||
| — | — | — | 7.50 | 0.30 | 0.55 | 0.45 | |||||
| 1.45 | 1.35 | 1.75 | 10.00 | 1.15 | 1.60 | 1.30 | |||||
| 0.74 | 0.50 | 0.75 | 12.50 | 2.20 | 3.40 | 1.70 | |||||
| 0.20 | 0.00 | 0.75 | 15.00 | 0.00 | 0.00 | 4.40 | |||||
| 0.34 | 0.05 | 1.00 | 17.50 | 3.80 | 7.30 | 7.10 | |||||
| 0.20 | 0.00 | 0.00 | 20.00 | — | — | — | |||||
| 0.10 | 0.00 | 0.00 | 22.50 | — | — | — | |||||
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 CLB put/call ratio?
For the March 19, 2027 expiration, the CLB put/call ratio based on open interest is 0.28 (59 puts vs 208 calls), and 1.52 based on today's volume. A ratio above 1 means more puts than calls.
What is CLB's implied volatility?
At-the-money implied volatility for CLB options expiring March 19, 2027 is about 55.4%, an annualized estimate of how much the market expects Core Laboratories stock to move.
How many CLB option expiration dates are there?
CLB 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.