RBB · RBB Bancorp

Track RBB — free Ask ALVIS about RBB

$26.33 -0.03 (-0.11%)

Market Cap

$446.43M

16.94M

Options Chain

15-min delayed Underlying $26.33 · today Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 14 contracts

Put / call OI

0.25

Call-heavy positioning

Open interest

contracts outstanding

Volume

traded today

Max pain

$25.00

$1.33 below spot

ATM implied vol

46%

market's expected move

Open interest by strike

Calls Puts

17.5

22.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Oct 16 78d Jan 15 169d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	190%	0.925	—		—	—	—	—	0
Call · $15 In the money Last — Breakeven — Implied vol 190% Delta 0.925 ≈92% ITM Gamma 0.012 Theta -0.039 Vega 0.008 Open interest 0 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	127.4%	0.928	$9.22		—	—	—	—	0
Call · $17.5 In the money Last $9.22 Breakeven $26.72 Implied vol 127.4% Delta 0.928 ≈93% ITM Gamma 0.017 Theta -0.025 Vega 0.009 Open interest 1 Model this call Put · $17.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	94%	0.905	—		—	—	—	—	0
Call · $20 In the money Last — Breakeven — Implied vol 94% Delta 0.905 ≈90% ITM Gamma 0.028 Theta -0.023 Vega 0.01 Open interest 0 Model this call Put · $20 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	90.4%	0.796	—		—	-0.16	70.7%	—	0
Call · $22.5 In the money Last — Breakeven — Implied vol 90.4% Delta 0.796 ≈80% ITM Gamma 0.049 Theta -0.038 Vega 0.021 Open interest 0 Model this call Put · $22.5 Last — Breakeven — Implied vol 70.7% Delta -0.16 ≈16% ITM Gamma 0.053 Theta -0.025 Vega 0.016 Open interest 0 Model this put
5	1	54.5%	0.678	$1.85		$0.35	-0.268	37.6%	1	3
Call · $25 In the money Last $1.85 Breakeven $26.85 Implied vol 54.5% Delta 0.678 ≈68% ITM Gamma 0.103 Theta -0.029 Vega 0.022 Open interest 5 Model this call Put · $25 Last $0.35 Breakeven $24.65 Implied vol 37.6% Delta -0.268 ≈27% ITM Gamma 0.136 Theta -0.018 Vega 0.022 Open interest 3 Model this put
Underlying $26.33
6	2	52.3%	0.172	$0.10		—	—	—	—	0
Call · $30 Last $0.10 Breakeven $30.10 Implied vol 52.3% Delta 0.172 ≈17% ITM Gamma 0.076 Theta -0.02 Vega 0.018 Open interest 6 Model this call Put · $30 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $35 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $35 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1499422 CUSIP 74930B105 13F (30d) 23 filings 23 filers Visit website