RBB Bancorp (RBB) Options Chain
NASDAQ: RBBFinanceMajor BanksUSD
At close: Oct 8, 4:00 PM ET · Delayed 15 min
After hours: 25.88 0.00%
Expiration date
- Expiration
- Oct 16, 2026
- Days to expiration
- 8
- Share price
- $25.88
- Put/call ratio (OI)
- 0.10
- Put/call ratio (volume)
- 0.71
- Expected move
- ±$1.36
- Open interest (C / P)
- 61 / 6
RBB options summary
The RBB options chain for the October 16, 2026 expiration lists 5 call and 4 put contracts, with 8 days until expiration. Open interest stands at 61 calls and 6 puts, a put/call ratio of 0.10, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.00 strike is 35.5%, which implies the market expects a move of about ±$1.36 (5.3%) in RBB Bancorp stock by expiration.
The most open interest sits at the $25.00 call (52 contracts) and the $20.00 put (2 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
RBB options chain · October 16, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| — | — | — | 15.00 | 0.00 | 0.00 | 0.25 | |||||
| 8.74 | 7.50 | 11.40 | 17.50 | — | — | — | |||||
| 6.35 | 5.70 | 8.90 | 20.00 | 0.00 | 2.15 | 0.15 | |||||
| 0.90 | 0.20 | 2.80 | 22.50 | 0.00 | 2.25 | 0.35 | |||||
| 1.64 | 0.75 | 1.20 | 25.00 | 0.00 | 0.15 | 0.38 | |||||
| 0.15 | 0.00 | 0.75 | 30.00 | — | — | — | |||||
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 RBB put/call ratio?
For the October 16, 2026 expiration, the RBB put/call ratio based on open interest is 0.10 (6 puts vs 61 calls), and 0.71 based on today's volume. A ratio above 1 means more puts than calls.
What is RBB's implied volatility?
At-the-money implied volatility for RBB options expiring October 16, 2026 is about 35.5%, an annualized estimate of how much the market expects RBB Bancorp stock to move.
How many RBB option expiration dates are there?
RBB 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.