Cardlytics (CDLX) Options Chain
NASDAQ: CDLXTechnologyComputer Software: Programming Data ProcessingUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Dec 18, 2026
- Days to expiration
- 69
- Share price
- $2.06
- Put/call ratio (OI)
- 0.21
- Put/call ratio (volume)
- 0.03
- ATM implied volatility
- 534.8%
- Expected move
- ±$4.79
- Open interest (C / P)
- 879 / 188
CDLX options summary
The CDLX options chain for the December 18, 2026 expiration lists 7 call and 5 put contracts, with 69 days until expiration. Open interest stands at 879 calls and 188 puts, a put/call ratio of 0.21, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $2.00 strike is 534.8%, which implies the market expects a move of about ±$4.79 (232.5%) in Cardlytics stock by expiration.
The most open interest sits at the $7.00 call (372 contracts) and the $4.00 put (116 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
CDLX options chain · December 18, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 0.50 | 0.00 | 2.00 | 0.12 | |||||
| 0.20 | 0.00 | 0.40 | 1.00 | 0.00 | 2.35 | 0.51 | |||||
| 0.15 | 0.00 | 2.80 | 1.50 | 0.00 | 0.00 | 0.82 | |||||
| 0.15 | 0.00 | 2.75 | 2.00 | 0.00 | 3.30 | 1.21 | |||||
| 0.21 | 0.00 | 0.25 | 3.00 | — | — | — | |||||
| 0.05 | 0.05 | 0.30 | 4.00 | 2.80 | 3.70 | 2.80 | |||||
| 0.06 | 0.00 | 0.45 | 5.00 | — | — | — | |||||
| 0.05 | 0.00 | 0.15 | 7.00 | — | — | — | |||||
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 CDLX put/call ratio?
For the December 18, 2026 expiration, the CDLX put/call ratio based on open interest is 0.21 (188 puts vs 879 calls), and 0.03 based on today's volume. A ratio above 1 means more puts than calls.
What is CDLX's implied volatility?
At-the-money implied volatility for CDLX options expiring December 18, 2026 is about 534.8%, an annualized estimate of how much the market expects Cardlytics stock to move.
How many CDLX option expiration dates are there?
CDLX has 5 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.