BFST · Business First Bancshares, Inc.

Track BFST — free Ask ALVIS about BFST

$31.17 +0.70 (+2.30%) At close · Jul 24

Market Cap

$1.02B

32.68M

Options Chain

15-min delayed Underlying $31.17 · today Options Calculator

Positioning

Aug 21, 2026 · 26 days to expiry · 16 contracts

Put / call OI

0.11

Call-heavy positioning

Open interest

contracts outstanding

Volume

traded today

Max pain

$30.00

$1.17 below spot

ATM implied vol

44.3%

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 26d Sep 18 54d Oct 16 82d Jan 15 173d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	147%	0.981	—		—	—	—	—	0
Call · $15 In the money Last — Breakeven — Implied vol 147% Delta 0.981 ≈98% ITM Gamma 0.004 Theta -0.01 Vega 0.003 Open interest 0 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	118.5%	0.977	—		—	—	—	—	0
Call · $17.5 In the money Last — Breakeven — Implied vol 118.5% Delta 0.977 ≈98% ITM Gamma 0.005 Theta -0.01 Vega 0.006 Open interest 0 Model this call Put · $17.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	92.9%	0.972	—		—	—	—	—	0
Call · $20 In the money Last — Breakeven — Implied vol 92.9% Delta 0.972 ≈97% ITM Gamma 0.008 Theta -0.009 Vega 0.007 Open interest 0 Model this call Put · $20 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	70.3%	0.966	—		—	-0.093	103.3%	—	0
Call · $22.5 In the money Last — Breakeven — Implied vol 70.3% Delta 0.966 ≈97% ITM Gamma 0.013 Theta -0.008 Vega 0.007 Open interest 0 Model this call Put · $22.5 Last — Breakeven — Implied vol 103.3% Delta -0.093 ≈9% ITM Gamma 0.019 Theta -0.027 Vega 0.012 Open interest 0 Model this put
0	—	50%	0.956	—		—	-0.127	80.3%	—	0
Call · $25 In the money Last — Breakeven — Implied vol 50% Delta 0.956 ≈96% ITM Gamma 0.022 Theta -0.008 Vega 0.008 Open interest 0 Model this call Put · $25 Last — Breakeven — Implied vol 80.3% Delta -0.127 ≈13% ITM Gamma 0.031 Theta -0.027 Vega 0.02 Open interest 0 Model this put
16	1	51.6%	0.636	$1.75		$1.95	-0.328	36.9%	1	2
Call · $30 In the money Last $1.75 Breakeven $31.75 Implied vol 51.6% Delta 0.636 ≈64% ITM Gamma 0.088 Theta -0.032 Vega 0.032 Open interest 16 Model this call Put · $30 Last $1.95 Breakeven $28.05 Implied vol 36.9% Delta -0.328 ≈33% ITM Gamma 0.12 Theta -0.021 Vega 0.028 Open interest 2 Model this put
Underlying $31.17
2	1	47.5%	0.2	$0.30		—	-0.765	54.5%	—	0
Call · $35 Last $0.30 Breakeven $35.30 Implied vol 47.5% Delta 0.2 ≈20% ITM Gamma 0.071 Theta -0.021 Vega 0.024 Open interest 2 Model this call Put · $35 In the money Last — Breakeven — Implied vol 54.5% Delta -0.765 ≈76% ITM Gamma 0.069 Theta -0.026 Vega 0.023 Open interest 0 Model this put
0	—	—	—	—		—	-0.905	67.3%	—	0
Call · $40 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $40 In the money Last — Breakeven — Implied vol 67.3% Delta -0.905 ≈90% ITM Gamma 0.031 Theta -0.017 Vega 0.016 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 1624322 CUSIP 12326C105 13F (30d) 24 filings 21 filers Visit website Investor relations