SBSI · Southside Bancshares Inc

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$32.73 +0.27 (+0.83%) At close · Jul 28

Market Cap

$975.62M

29.81M

Options Chain

15-min delayed Underlying $32.73 · at close Jul 28, 2026 Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 16 contracts

Put / call OI

65.57

Put-heavy positioning

Open interest

932

contracts outstanding

Volume

3,483

traded today

Max pain

$30.00

$2.73 below spot

ATM implied vol

41.7%

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 23d Sep 18 51d Nov 20 114d Feb 19 205d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	151.3%	0.966	—		$0.13	—	—	1.4k	56
Call · $17.5 In the money Last — Breakeven — Implied vol 151.3% Delta 0.966 ≈97% ITM Gamma 0.006 Theta -0.018 Vega 0.006 Open interest 0 Model this call Put · $17.5 Last $0.13 Breakeven $17.37 Implied vol — Delta — Gamma — Theta — Vega — Open interest 56 Model this put
0	—	123.3%	0.959	—		$0.31	—	—	600	24
Call · $20 In the money Last — Breakeven — Implied vol 123.3% Delta 0.959 ≈96% ITM Gamma 0.009 Theta -0.018 Vega 0.006 Open interest 0 Model this call Put · $20 Last $0.31 Breakeven $19.69 Implied vol — Delta — Gamma — Theta — Vega — Open interest 24 Model this put
0	—	84.1%	0.97	—		—	—	—	—	0
Call · $22.5 In the money Last — Breakeven — Implied vol 84.1% Delta 0.97 ≈97% ITM Gamma 0.01 Theta -0.009 Vega 0.007 Open interest 0 Model this call Put · $22.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
2	1	83%	0.916	$10.66		$0.06	-0.21	187.4%	1k	588
Call · $25 In the money Last $10.66 Breakeven $35.66 Implied vol 83% Delta 0.916 ≈92% ITM Gamma 0.023 Theta -0.021 Vega 0.013 Open interest 2 Model this call Put · $25 Last $0.06 Breakeven $24.94 Implied vol 187.4% Delta -0.21 ≈21% ITM Gamma 0.019 Theta -0.096 Vega 0.024 Open interest 588 Model this put
2	1	40.5%	0.814	$5.81		$0.28	-0.208	45.8%	448	249
Call · $30 In the money Last $5.81 Breakeven $35.81 Implied vol 40.5% Delta 0.814 ≈81% ITM Gamma 0.081 Theta -0.019 Vega 0.021 Open interest 2 Model this call Put · $30 Last $0.28 Breakeven $29.72 Implied vol 45.8% Delta -0.208 ≈21% ITM Gamma 0.077 Theta -0.024 Vega 0.021 Open interest 249 Model this put
Underlying $32.73
10	10	41.8%	0.279	$0.70		$4.30	-0.72	41.6%	1	1
Call · $35 Last $0.70 Breakeven $35.70 Implied vol 41.8% Delta 0.279 ≈28% ITM Gamma 0.098 Theta -0.025 Vega 0.03 Open interest 10 Model this call Put · $35 In the money Last $4.30 Breakeven $30.70 Implied vol 41.6% Delta -0.72 ≈72% ITM Gamma 0.098 Theta -0.025 Vega 0.03 Open interest 1 Model this put
0	—	71.3%	0.149	—		—	-0.838	73.7%	—	0
Call · $40 Last — Breakeven — Implied vol 71.3% Delta 0.149 ≈15% ITM Gamma 0.04 Theta -0.03 Vega 0.016 Open interest 0 Model this call Put · $40 In the money Last — Breakeven — Implied vol 73.7% Delta -0.838 ≈84% ITM Gamma 0.04 Theta -0.032 Vega 0.024 Open interest 0 Model this put
0	—	—	—	—		—	-0.87	99.7%	—	0
Call · $45 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $45 In the money Last — Breakeven — Implied vol 99.7% Delta -0.87 ≈87% ITM Gamma 0.025 Theta -0.037 Vega 0.017 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 705432 CUSIP 84470P109 13F (30d) 38 filings 38 filers Visit website Investor relations