Options Chain for BUILDERS FIRSTSOURCE INC COM (BLDR) - $57.82 as of 9/18/2026 7:11:22 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 21.30 | 25.10 | 23.20 | 25.00 | 0.00 | 0.00% | 0.66 | 0 | 65 | 1.74 | 1.00 | 0.00 | 0.00 | 9/14/2026 | 9/18/2026 4:00:01 PM EST |
| 40.00 | 17.20 | 20.10 | 18.65 | 17.35 | -2.65 | -13.25% | 0.47 | 4 | 40 | 1.37 | 1.00 | 0.00 | 0.00 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 45.00 | 12.50 | 14.60 | 13.55 | 13.00 | +0.15 | +1.17% | 0.30 | 1 | 1 | 0.90 | 0.98 | 0.01 | -0.02 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 50.00 | 8.10 | 10.60 | 9.35 | 9.13 | 0.00 | 0.00% | 0.19 | 0 | 5 | 0.86 | 0.89 | 0.02 | -0.04 | 9/17/2026 | 9/18/2026 4:00:01 PM EST |
| 55.00 | 5.10 | 6.00 | 5.55 | 4.50 | -0.60 | -11.77% | 0.10 | 1 | 11 | 0.56 | 0.70 | 0.04 | -0.06 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 60.00 | 2.45 | 2.85 | 2.65 | 2.80 | +0.25 | +9.81% | 0.04 | 24 | 64 | 0.51 | 0.46 | 0.05 | -0.07 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 65.00 | 1.10 | 1.60 | 1.35 | 1.35 | +0.15 | +12.50% | 0.02 | 67 | 175 | 0.55 | 0.27 | 0.04 | -0.06 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 70.00 | 0.45 | 0.70 | 0.58 | 0.50 | 0.00 | 0.00% | 0.01 | 69 | 365 | 0.55 | 0.14 | 0.03 | -0.04 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 75.00 | 0.15 | 0.40 | 0.28 | 0.20 | +0.01 | +5.27% | 0.00 | 2 | 443 | 0.57 | 0.06 | 0.01 | -0.02 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 80.00 | 0.00 | 0.25 | 0.13 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 92 | 0.67 | 0.02 | 0.01 | -0.01 | 9/17/2026 | 9/18/2026 4:00:01 PM EST |
| 85.00 | 0.00 | 0.20 | 0.10 | 0.10 | 0.00 | 0.00% | 0.00 | 0 | 17 | 0.74 | 0.01 | 0.00 | 0.00 | 9/11/2026 | 9/18/2026 4:00:01 PM EST |
| 90.00 | 0.00 | 0.40 | 0.20 | 0.06 | 0.00 | 0.00% | 0.00 | 0 | 16 | 0.94 | 0.00 | 0.00 | 0.00 | 9/10/2026 | 9/18/2026 4:00:01 PM EST |
| 95.00 | 0.00 | 0.40 | 0.20 | 0.45 | 0.00 | 0.00% | 0.00 | 0 | 33 | 1.03 | 0.00 | 0.00 | 0.00 | 8/25/2026 | 9/18/2026 4:00:01 PM EST |
| 100.00 | 0.00 | 0.40 | 0.20 | 0.20 | 0.00 | 0.00% | 0.00 | 0 | 20 | 1.11 | 0.00 | 0.00 | 0.00 | 8/27/2026 | 9/18/2026 4:00:01 PM EST |
| 105.00 | 0.00 | 0.05 | 0.03 | % | 0.00 | 0 | 0 | 0.87 | 0.00 | 0.00 | 0.00 | 9/18/2026 4:00:01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.00 | 0.00 | 0.15 | 0.08 | % | 0.00 | 0 | 0 | 1.01 | 0.00 | 0.00 | 0.00 | 9/18/2026 4:00:01 PM EST | |||
| 40.00 | 0.00 | 0.20 | 0.10 | 0.12 | 0.00 | 0.00% | 0.00 | 0 | 2 | 0.82 | 0.00 | 0.00 | 0.00 | 9/17/2026 | 9/18/2026 4:00:01 PM EST |
| 45.00 | 0.05 | 0.20 | 0.13 | 0.12 | -0.09 | -42.86% | 0.00 | 2 | 36 | 0.53 | -0.02 | 0.01 | -0.02 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 50.00 | 0.50 | 0.80 | 0.65 | 0.65 | -0.05 | -7.15% | 0.01 | 181 | 195 | 0.55 | -0.11 | 0.02 | -0.04 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 55.00 | 1.10 | 2.15 | 1.63 | 1.96 | -0.11 | -5.32% | 0.03 | 336 | 919 | 0.49 | -0.30 | 0.04 | -0.06 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 60.00 | 3.90 | 4.50 | 4.20 | 4.30 | -0.30 | -6.53% | 0.07 | 157 | 380 | 0.52 | -0.54 | 0.05 | -0.07 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 65.00 | 7.20 | 8.20 | 7.70 | 7.90 | -0.43 | -5.17% | 0.12 | 13 | 575 | 0.51 | -0.73 | 0.04 | -0.06 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 70.00 | 10.60 | 12.80 | 11.70 | 10.70 | 0.00 | 0.00% | 0.17 | 0 | 704 | 0.76 | -0.86 | 0.03 | -0.04 | 9/17/2026 | 9/18/2026 4:00:01 PM EST |
| 75.00 | 15.20 | 17.20 | 16.20 | 17.05 | -0.28 | -1.62% | 0.22 | 12 | 210 | 0.77 | -0.94 | 0.01 | -0.02 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 80.00 | 19.80 | 23.80 | 21.80 | 22.02 | +0.04 | +0.19% | 0.27 | 23 | 129 | 1.29 | -0.98 | 0.01 | -0.01 | 9/18/2026 | 9/18/2026 4:00:01 PM EST |
| 85.00 | 24.80 | 28.30 | 26.55 | 26.31 | 0.00 | 0.00% | 0.31 | 0 | 0 | 1.33 | -0.99 | 0.00 | 0.00 | 9/17/2026 | 9/18/2026 4:00:01 PM EST |
| 90.00 | 29.80 | 33.80 | 31.80 | 28.10 | 0.00 | 0.00% | 0.35 | 0 | 0 | 1.56 | -1.00 | 0.00 | 0.00 | 9/9/2026 | 9/18/2026 4:00:01 PM EST |
| 95.00 | 34.80 | 38.30 | 36.55 | 31.31 | 0.00 | 0.00% | 0.38 | 0 | 0 | 1.68 | -1.00 | 0.00 | 0.00 | 9/1/2026 | 9/18/2026 4:00:01 PM EST |
| 100.00 | 39.80 | 43.80 | 41.80 | 32.48 | 0.00 | 0.00% | 0.42 | 0 | 0 | 1.79 | -1.00 | 0.00 | 0.00 | 8/27/2026 | 9/18/2026 4:00:01 PM EST |
| 105.00 | 44.80 | 48.80 | 46.80 | 34.78 | 0.00 | 0.00% | 0.45 | 0 | 0 | 1.89 | -1.00 | 0.00 | 0.00 | 8/21/2026 | 9/18/2026 4:00:01 PM EST |