ARM280121P00270000
ARM Jan 21 2028 270.00 Put
optionOPRA
EODOct 20, 2026
84.80USD25Vol380OI
ARM280121P00270000 Historical Prices
| Date (EDT) | Open | High | Low | Close | Change | Volume | Open Interest | Change Since |
|---|---|---|---|---|---|---|---|---|
| 2026-10-20 | 84.80 | 84.80 | 84.80 | 84.80 | +4.886% | 25 | 336 | 0.000% |
| 2026-10-19 | 80.85 | 80.85 | 80.85 | 80.85 | -1.161% | 2 | 336 | +4.886% |
| 2026-10-16 | 81.80 | 81.80 | 81.80 | 81.80 | +4.872% | 44 | 301 | +3.667% |
| 2026-10-14 | 78.00 | 78.00 | 78.00 | 78.00 | +3.779% | 31 | 299 | +8.718% |
| 2026-10-13 | 75.16 | 75.16 | 75.16 | 75.16 | +6.989% | 1 | 299 | +12.826% |
| 2026-10-09 | 70.25 | 70.25 | 70.25 | 70.25 | -2.566% | 34 | 269 | +20.712% |
| 2026-09-28 | 72.47 | 72.47 | 72.10 | 72.10 | +9.242% | 6 | 268 | +17.614% |
| 2026-09-24 | 66.00 | 66.00 | 66.00 | 66.00 | -23.655% | 3 | 268 | +28.485% |
| 2026-08-31 | 86.45 | 86.45 | 86.45 | 86.45 | -1.313% | 1 | 268 | -1.909% |
| 2026-08-10 | 88.80 | 89.00 | 87.60 | 87.60 | -4.938% | 6 | 262 | -3.196% |
| 2026-08-04 | 92.93 | 92.93 | 92.10 | 92.15 | -6.113% | 285 | 136 | -7.976% |
| 2026-07-31 | 98.39 | 98.40 | 98.15 | 98.15 | -6.631% | 22 | 126 | -13.602% |
| 2026-07-16 | 104.01 | 105.12 | 104.01 | 105.12 | +4.942% | 13 | 127 | -19.330% |
| 2026-07-15 | 101.83 | 102.21 | 100.17 | 100.17 | +13.186% | 9 | 118 | -15.344% |
| 2026-07-09 | 88.50 | 88.50 | 88.50 | 88.50 | +1.375% | 2 | 120 | -4.181% |
| 2026-06-29 | 87.30 | 87.30 | 87.30 | 87.30 | +0.937% | 1 | 119 | -2.864% |
| 2026-06-25 | 86.49 | 86.49 | 86.49 | 86.49 | +15.644% | 1 | 118 | -1.954% |
| 2026-06-17 | 74.79 | 74.79 | 74.79 | 74.79 | +0.457% | 1 | 119 | +13.384% |
| 2026-06-16 | 74.70 | 74.70 | 74.45 | 74.45 | -0.958% | 2 | 118 | +13.902% |
| 2026-06-15 | 75.17 | 75.17 | 75.17 | 75.17 | -8.329% | 1 | 117 | +12.811% |
| 2026-06-12 | 82.00 | 82.00 | 82.00 | 82.00 | -11.207% | 2 | 115 | +3.415% |
| 2026-06-09 | 84.50 | 92.35 | 84.50 | 92.35 | +8.647% | 106 | 9 | -8.175% |
| 2026-06-08 | 85.00 | 85.00 | 85.00 | 85.00 | +8.696% | 1 | 9 | -0.235% |
| 2026-06-03 | 78.20 | 78.20 | 78.20 | 78.20 | +4.267% | 1 | 8 | +8.440% |
| 2026-06-01 | 75.00 | 75.00 | 75.00 | 75.00 | -6.740% | 1 | 9 | +13.067% |
| 2026-05-29 | 80.42 | 80.42 | 80.42 | 80.42 | -8.154% | 1 | 8 | +5.446% |
| 2026-05-21 | 87.56 | 87.56 | 87.56 | 87.56 | -4.826% | 1 | 7 | -3.152% |
| 2026-05-20 | 92.25 | 92.25 | 92.00 | 92.00 | -8.458% | 6 | 2 | -7.826% |
| 2026-05-07 | 100.50 | 100.50 | 100.50 | 100.50 | +6.192% | 1 | 1 | -15.622% |
| 2026-05-06 | 98.25 | 98.25 | 94.64 | 94.64 | -11.626% | 2 | 2 | -10.397% |
| 2026-04-30 | 107.09 | 107.09 | 107.09 | 107.09 | +15.324% | 2 | 1 | -20.814% |
| 2026-04-24 | 93.29 | 93.29 | 92.86 | 92.86 | 0.000% | 2 | 1 | -8.680% |