Options Chain for NATIONAL STORAGE AFFILIATES TR COM SHS BEN IN (NSA) - $30.26 as of 1/8/2026 8:14:56 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 17.50 | 10.50 | 15.00 | 12.75 | % | 0.73 | 0 | 0 | 4.87 | 1.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 20.00 | 10.10 | 10.50 | 10.30 | 9.90 | 0.00 | 0.00% | 0.52 | 0 | 1 | 1.96 | 1.00 | 0.00 | 0.00 | 11/11/2025 | 1/8/2026 3:59:51 PM EST |
| 22.50 | 6.20 | 10.00 | 8.10 | % | 0.36 | 0 | 0 | 3.35 | 1.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 25.00 | 3.90 | 7.90 | 5.90 | 3.40 | 0.00 | 0.00% | 0.24 | 0 | 15 | 2.93 | 1.00 | 0.00 | 0.00 | 12/30/2025 | 1/8/2026 3:59:51 PM EST |
| 30.00 | 0.55 | 0.95 | 0.75 | 0.67 | +0.27 | +67.50% | 0.03 | 127 | 688 | 0.31 | 0.61 | 0.28 | -0.04 | 1/8/2026 | 1/8/2026 3:59:51 PM EST |
| 35.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 105 | 0.56 | 0.00 | 0.00 | 0.00 | 12/29/2025 | 1/8/2026 3:59:51 PM EST |
| 40.00 | 0.00 | 0.15 | 0.08 | 0.02 | 0.00 | 0.00% | 0.00 | 0 | 5 | 1.18 | 0.00 | 0.00 | 0.00 | 11/21/2025 | 1/8/2026 3:59:51 PM EST |
| 45.00 | 0.00 | 2.30 | 1.15 | % | 0.03 | 0 | 0 | 3.42 | 0.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 50.00 | 0.00 | 4.40 | 2.20 | 0.20 | 0.00 | 0.00% | 0.04 | 0 | 2 | 5.14 | 0.00 | 0.00 | 0.00 | 7/18/2025 | 1/8/2026 3:59:51 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 17.50 | 0.00 | 4.40 | 2.20 | 0.30 | 0.00 | 0.00% | 0.13 | 0 | 4 | 7.20 | 0.00 | 0.00 | 0.00 | 7/17/2025 | 1/8/2026 3:59:51 PM EST |
| 20.00 | 0.00 | 4.40 | 2.20 | % | 0.11 | 0 | 0 | 6.07 | 0.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 22.50 | 0.00 | 4.40 | 2.20 | 0.35 | 0.00 | 0.00% | 0.10 | 0 | 1 | 5.09 | 0.00 | 0.00 | 0.00 | 7/17/2025 | 1/8/2026 3:59:51 PM EST |
| 25.00 | 0.00 | 0.10 | 0.05 | 0.02 | 0.00 | 0.00% | 0.00 | 0 | 25 | 0.87 | 0.00 | 0.00 | 0.00 | 1/7/2026 | 1/8/2026 3:59:51 PM EST |
| 30.00 | 0.25 | 0.55 | 0.40 | 0.48 | -0.67 | -58.27% | 0.01 | 2 | 61 | 0.31 | -0.39 | 0.28 | -0.04 | 1/8/2026 | 1/8/2026 3:59:51 PM EST |
| 35.00 | 3.20 | 6.30 | 4.75 | 6.47 | 0.00 | 0.00% | 0.14 | 0 | 6 | 1.83 | -1.00 | 0.00 | 0.00 | 11/25/2025 | 1/8/2026 3:59:51 PM EST |
| 40.00 | 8.50 | 12.00 | 10.25 | % | 0.26 | 0 | 0 | 2.93 | -1.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 45.00 | 13.50 | 17.00 | 15.25 | % | 0.34 | 0 | 0 | 3.47 | -1.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST | |||
| 50.00 | 18.50 | 22.00 | 20.25 | % | 0.41 | 0 | 0 | 3.92 | -1.00 | 0.00 | 0.00 | 1/8/2026 3:59:51 PM EST |