SMA · SmartStop Self Storage REIT, Inc.

Track SMA — free Ask ALVIS about SMA

$34.69 +0.99 (+2.94%)

Market Cap

$1.93B

55.37M

Options Chain

15-min delayed Underlying $34.69 · today Options Calculator

Positioning

Aug 21, 2026 · 28 days to expiry · 16 contracts

Put / call OI

0.14

Call-heavy positioning

Open interest

403

contracts outstanding

Volume

190

traded today

Max pain

$35.00

$0.31 above spot

ATM implied vol

37.5%

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 28d Sep 18 56d Oct 16 84d Jan 15 175d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	175.1%	0.952	—		—	—	—	—	0
Call · $17.5 In the money Last — Breakeven — Implied vol 175.1% Delta 0.952 ≈95% ITM Gamma 0.006 Theta -0.028 Vega 0.011 Open interest 0 Model this call Put · $17.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	149.1%	0.938	—		—	—	—	—	0
Call · $20 In the money Last — Breakeven — Implied vol 149.1% Delta 0.938 ≈94% ITM Gamma 0.009 Theta -0.029 Vega 0.012 Open interest 0 Model this call Put · $20 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	94.3%	0.965	—		—	—	—	—	0
Call · $22.5 In the money Last — Breakeven — Implied vol 94.3% Delta 0.965 ≈96% ITM Gamma 0.009 Theta -0.011 Vega 0.008 Open interest 0 Model this call Put · $22.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	98.8%	0.909	—		—	-0.087	96.9%	—	0
Call · $25 In the money Last — Breakeven — Implied vol 98.8% Delta 0.909 ≈91% ITM Gamma 0.017 Theta -0.026 Vega 0.014 Open interest 0 Model this call Put · $25 Last — Breakeven — Implied vol 96.9% Delta -0.087 ≈9% ITM Gamma 0.017 Theta -0.027 Vega 0.014 Open interest 0 Model this put
0	—	—	—	—		$0.20	-0.089	41%	10	49
Call · $30 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $30 Last $0.20 Breakeven $29.80 Implied vol 41% Delta -0.089 ≈9% ITM Gamma 0.041 Theta -0.011 Vega 0.016 Open interest 49 Model this put
Underlying $34.69
176	7	30.2%	0.476	$1.00		—	-0.5	44.8%	—	0
Call · $35 Last $1.00 Breakeven $36.00 Implied vol 30.2% Delta 0.476 ≈48% ITM Gamma 0.139 Theta -0.02 Vega 0.038 Open interest 176 Model this call Put · $35 In the money Last — Breakeven — Implied vol 44.8% Delta -0.5 ≈50% ITM Gamma 0.094 Theta -0.032 Vega 0.038 Open interest 0 Model this put
178	173	37.3%	0.092	$0.10		—	-0.796	55.8%	—	0
Call · $40 Last $0.10 Breakeven $40.10 Implied vol 37.3% Delta 0.092 ≈9% ITM Gamma 0.046 Theta -0.01 Vega 0.018 Open interest 178 Model this call Put · $40 In the money Last — Breakeven — Implied vol 55.8% Delta -0.796 ≈80% ITM Gamma 0.052 Theta -0.027 Vega 0.027 Open interest 0 Model this put
0	—	—	—	—		—	-0.87	75.6%	—	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 75.6% Delta -0.87 ≈87% ITM Gamma 0.029 Theta -0.027 Vega 0.019 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 1585389 CUSIP 83192D402 13F (30d) 35 filings 35 filers Visit website Investor relations