West Pharmaceutical Services WST 392.48 -16.3 -3.99%
ATM IV
0.284
Put Call Ratio (OI)
0.748
Put Call Ratio (Vol)
0.927
IV Rank
13.8
IV Percentile
26
Max pain
380
Premium distribution (2026-11-05)
View values by strike
| Strike | Calls | Puts |
|---|---|---|
| 120.00 | 30.6 K | 0 |
| 135.00 | 0 | 400 |
| 140.00 | 0 | 3.63 K |
| 150.00 | 0 | 418 |
| 155.00 | 0 | 1.68 K |
| 160.00 | 24 K | 1.77 K |
| 165.00 | 0 | 641 |
| 170.00 | 0 | 1.59 K |
| 175.00 | 0 | 432 |
| 185.00 | 0 | 21.8 K |
| 190.00 | 17.7 K | 1.26 K |
| 195.00 | 18.8 K | 323 |
| 200.00 | 36.3 K | 420 |
| 210.00 | 4.82 K | 155 |
| 220.00 | 58.8 K | 2.96 K |
| 230.00 | 31.1 K | 23.7 K |
| 240.00 | 37.7 K | 28.3 K |
| 250.00 | 104 K | 32.3 K |
| 260.00 | 329 K | 62.4 K |
| 270.00 | 624 K | 142 K |
| 280.00 | 1.59 M | 338 K |
| 290.00 | 1.18 M | 9.12 K |
| 300.00 | 228 K | 70.2 K |
| 310.00 | 93.5 K | 85.6 K |
| 320.00 | 106 K | 189 K |
| 330.00 | 1.82 M | 29.7 K |
| 340.00 | 1.15 M | 15.5 K |
| 350.00 | 683 K | 380 K |
| 360.00 | 270 K | 777 K |
| 370.00 | 212 K | 66.3 K |
| 380.00 | 984 K | 39.9 K |
| 390.00 | 433 K | 38.3 K |
| 400.00 | 1.11 M | 182 K |
| 410.00 | 241 K | 39.1 K |
| 420.00 | 1.03 M | 89.6 K |
| 430.00 | 53.8 K | 2.71 K |
| 440.00 | 94.4 K | 2.87 K |
| 450.00 | 278 K | 0 |
| 460.00 | 16.5 K | 0 |
| 470.00 | 829 K | 24.9 K |
| 480.00 | 497 K | 0 |
| 490.00 | 912 K | 0 |
| 500.00 | 14.6 K | 0 |
| 520.00 | 37.7 K | 0 |
| 540.00 | 5.6 K | 0 |
| 560.00 | 370 | 0 |