- Bid
- $4.00
- Ask
- $5.30
- Last / Mark
- $7.20 / $4.65
- Vol / OI
- 5 / 2
- Last trade (ET)
- Oct 19, 2026, 1:07 PM
- IV
- Not meaningful

NYSE · Options
STMicroelectronics (STM) Options Chain, IV & Open Interest
Options chain for STM: the strikes shown below, with bid/ask, volume, open interest, and implied volatility. Greeks are currently unavailable.
- Last confirmed price
- $44.09-7.04%
- Oct 22, 2026, 4:00 PM EDT · Prices may be delayed
Data dates
Prices as of Oct 22, 4:00 PM EDT · Fundamentals checked Oct 23, 8:29 AM EDT · Statement period ended Dec 31, 2025
- Displayed contracts
- 68
- Updated Oct 23, 2026
- Selected expiration
- 2026-10-23
- Selected expiry · 68 contracts
- Put / call volume ratio
- 0.13
- Selected expiry · Puts 1.2K · Calls 9.0K
- Put / call OI (selected expiry)
- 0.15
- Puts 3.1K · Calls 20.6K
Expiration strip
Choose an expiration.
Options surface
STM 2026-10-23 — the listed strikes, with IV.
Nearest spot strike $44.00
| Contract ID | Type | Expiry | Strike | Bid | Ask | Last | Mark | Contract volume | Open interest | Feed date | Last trade (ET) | IV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STM261023C00039000 | call | 2026-10-23 | $39.00 | $4.00 | $5.30 | $7.20 | $4.65 | 5 | 2 | 2026-10-23 | Oct 19, 2026, 1:07 PM | Not meaningful |
| STM261023C00040000 | call | 2026-10-23 | $40.00 | $3.00 | $4.30 | $6.30 | $3.65 | 5 | 2 | 2026-10-23 | Oct 19, 2026, 1:07 PM | Not meaningful |
| STM261023C00041000 | call | 2026-10-23 | $41.00 | $2.05 | $3.30 | $5.83 | $2.68 | 1 | 0 | 2026-10-23 | Oct 16, 2026, 9:31 AM | Not meaningful |
| STM261023C00042000 | call | 2026-10-23 | $42.00 | $1.10 | $2.30 | $4.10 | $1.70 | 1 | 2 | 2026-10-23 | Oct 19, 2026, 10:22 AM | Not meaningful |
| STM261023C00042500 | call | 2026-10-23 | $42.50 | $0.70 | $2.65 | $3.35 | $1.67 | - | 12 | 2026-10-23 | Oct 15, 2026, 9:42 AM | 83.98% |
| STM261023C00043000 | call | 2026-10-23 | $43.00 | $0.80 | $1.50 | $1.14 | $1.15 | 1 | 1 | 2026-10-23 | Oct 23, 2026, 9:43 AM | 63.09% |
| STM261023C00043500 | call | 2026-10-23 | $43.50 | $0.10 | $1.40 | $4.27 | $0.75 | 12 | 8 | 2026-10-23 | Oct 21, 2026, 1:08 PM | 55.86% |
| STM261023C00044000 | call | 2026-10-23 | $44.00 | $0.15 | $0.70 | $3.30 | $0.43 | 2 | 5 | 2026-10-23 | Oct 21, 2026, 9:58 AM | 50.20% |
| STM261023C00044500 | call | 2026-10-23 | $44.50 | $0.00 | $0.75 | $2.25 | $0.38 | 11 | 11 | 2026-10-23 | Oct 16, 2026, 1:26 PM | 67.19% |
| STM261023C00045000 | call | 2026-10-23 | $45.00 | $0.05 | $0.30 | $0.50 | $0.18 | 1 | 208 | 2026-10-23 | Oct 23, 2026, 9:31 AM | 59.77% |
| STM261023C00045500 | call | 2026-10-23 | $45.50 | $0.00 | $0.30 | $0.99 | $0.15 | 8 | 25 | 2026-10-23 | Oct 22, 2026, 10:03 AM | 70.70% |
| STM261023C00046000 | call | 2026-10-23 | $46.00 | $0.00 | $1.15 | $0.65 | $0.58 | 1 | 215 | 2026-10-23 | Oct 22, 2026, 12:03 PM | 145.90% |
| STM261023C00046500 | call | 2026-10-23 | $46.50 | $0.00 | $0.20 | $0.08 | $0.10 | 3 | 190 | 2026-10-23 | Oct 23, 2026, 9:59 AM | 85.94% |
| STM261023C00047000 | call | 2026-10-23 | $47.00 | $0.00 | $0.40 | $0.28 | $0.20 | 4 | 24 | 2026-10-23 | Oct 22, 2026, 10:59 AM | 119.14% |
| STM261023C00047500 | call | 2026-10-23 | $47.50 | $0.00 | $0.55 | $0.17 | $0.28 | 619 | 638 | 2026-10-23 | Oct 22, 2026, 11:52 AM | 145.51% |
| STM261023C00048000 | call | 2026-10-23 | $48.00 | $0.00 | $0.95 | $0.05 | $0.48 | 11 | 1,494 | 2026-10-23 | Oct 22, 2026, 3:44 PM | 191.41% |
| STM261023C00048500 | call | 2026-10-23 | $48.50 | $0.00 | $0.75 | $0.50 | $0.38 | 4 | 121 | 2026-10-23 | Oct 21, 2026, 3:16 PM | 188.28% |
| STM261023C00049000 | call | 2026-10-23 | $49.00 | $0.00 | $0.05 | $0.07 | $0.03 | 2 | 205 | 2026-10-23 | Oct 22, 2026, 12:29 PM | 107.03% |
| STM261023C00049500 | call | 2026-10-23 | $49.50 | $0.00 | $0.40 | $0.40 | $0.20 | 1 | 224 | 2026-10-23 | Oct 21, 2026, 9:35 AM | 176.56% |
| STM261023C00050000 | call | 2026-10-23 | $50.00 | $0.00 | $0.15 | $0.07 | $0.08 | 28 | 8,201 | 2026-10-23 | Oct 23, 2026, 10:03 AM | 150.00% |
| STM261023C00051000 | call | 2026-10-23 | $51.00 | $0.00 | $0.10 | $0.12 | $0.05 | 2 | 12 | 2026-10-23 | Oct 21, 2026, 2:00 PM | 155.47% |
| STM261023C00052000 | call | 2026-10-23 | $52.00 | $0.00 | $0.15 | $0.05 | $0.08 | 8,158 | 7,948 | 2026-10-23 | Oct 22, 2026, 2:28 PM | 184.38% |
| STM261023C00053000 | call | 2026-10-23 | $53.00 | $0.00 | $2.15 | $0.02 | $1.08 | 2 | 29 | 2026-10-23 | Oct 21, 2026, 9:45 AM | 408.59% |
| STM261023C00054000 | call | 2026-10-23 | $54.00 | $0.00 | $0.95 | $0.21 | $0.48 | 1 | 81 | 2026-10-23 | Oct 16, 2026, 2:22 PM | 330.08% |
| STM261023C00055000 | call | 2026-10-23 | $55.00 | $0.00 | $0.95 | $0.01 | $0.48 | 22 | 62 | 2026-10-23 | Oct 19, 2026, 2:01 PM | 349.61% |
| STM261023C00056000 | call | 2026-10-23 | $56.00 | $0.00 | $0.15 | $0.28 | $0.08 | 1 | 73 | 2026-10-23 | Oct 20, 2026, 1:24 PM | 246.88% |
| STM261023C00057000 | call | 2026-10-23 | $57.00 | $0.00 | $0.65 | $0.29 | $0.33 | 2 | 27 | 2026-10-23 | Oct 12, 2026, 10:50 AM | 351.56% |
| STM261023C00058000 | call | 2026-10-23 | $58.00 | $0.00 | $0.05 | $0.01 | $0.03 | 2 | 70 | 2026-10-23 | Oct 14, 2026, 1:47 PM | 234.38% |
| STM261023C00059000 | call | 2026-10-23 | $59.00 | $0.00 | $0.05 | $0.03 | $0.03 | 4 | 98 | 2026-10-23 | Oct 16, 2026, 2:05 PM | 246.88% |
| STM261023C00060000 | call | 2026-10-23 | $60.00 | $0.00 | $0.90 | $0.09 | $0.45 | 3 | 60 | 2026-10-23 | Oct 13, 2026, 9:30 AM | 433.59% |
| STM261023C00061000 | call | 2026-10-23 | $61.00 | $0.00 | $0.90 | $0.05 | $0.45 | 1 | 16 | 2026-10-23 | Oct 13, 2026, 10:31 AM | 450.00% |
| STM261023C00062000 | call | 2026-10-23 | $62.00 | $0.00 | $0.20 | $0.20 | $0.10 | 1 | 399 | 2026-10-23 | Oct 9, 2026, 2:28 PM | 343.75% |
| STM261023C00063000 | call | 2026-10-23 | $63.00 | $0.00 | $2.15 | $0.50 | $1.08 | 24 | 34 | 2026-10-23 | Oct 7, 2026, 10:32 AM | 609.38% |
| STM261023C00064000 | call | 2026-10-23 | $64.00 | $0.00 | $2.15 | $0.37 | $1.08 | 4 | 31 | 2026-10-23 | Oct 7, 2026, 9:42 AM | 626.56% |
| STM261023C00065000 | call | 2026-10-23 | $65.00 | $0.00 | $2.15 | $0.04 | $1.08 | 1 | 31 | 2026-10-23 | Oct 22, 2026, 11:42 AM | 642.97% |
| STM261023C00070000 | call | 2026-10-23 | $70.00 | $0.00 | $0.05 | $0.07 | $0.03 | 3 | 3 | 2026-10-23 | Oct 9, 2026, 3:33 PM | 362.50% |
| STM261023C00075000 | call | 2026-10-23 | $75.00 | $0.00 | $0.55 | $0.10 | $0.28 | 3 | 3 | 2026-10-23 | Oct 2, 2026, 3:17 PM | 581.25% |
| STM261023P00035000 | put | 2026-10-23 | $35.00 | $0.00 | $2.15 | $0.04 | $1.08 | 4 | 5 | 2026-10-23 | Oct 19, 2026, 11:10 AM | 497.85% |
| STM261023P00039000 | put | 2026-10-23 | $39.00 | — | — | $0.25 | Last $0.25 | - | 0 | 2026-10-23 | Sep 11, 2026, 10:08 AM | 50.00% |
| STM261023P00040000 | put | 2026-10-23 | $40.00 | $0.00 | $0.10 | $0.07 | $0.05 | 1 | 64 | 2026-10-23 | Oct 21, 2026, 11:08 AM | 108.59% |
| STM261023P00041000 | put | 2026-10-23 | $41.00 | $0.00 | $0.75 | $0.15 | $0.38 | 6 | 8 | 2026-10-23 | Oct 16, 2026, 10:27 AM | 154.30% |
| STM261023P00042000 | put | 2026-10-23 | $42.00 | $0.00 | $1.15 | $0.16 | $0.58 | 8 | 9 | 2026-10-23 | Oct 19, 2026, 3:38 PM | 147.27% |
| STM261023P00042500 | put | 2026-10-23 | $42.50 | $0.00 | $0.75 | $0.36 | $0.38 | 2 | 4 | 2026-10-23 | Oct 22, 2026, 3:28 PM | 101.56% |
| STM261023P00043000 | put | 2026-10-23 | $43.00 | $0.05 | $0.40 | $0.49 | $0.23 | 1 | 299 | 2026-10-23 | Oct 23, 2026, 9:43 AM | 63.09% |
| STM261023P00043500 | put | 2026-10-23 | $43.50 | $0.15 | $0.80 | $0.35 | $0.48 | 2 | 156 | 2026-10-23 | Oct 22, 2026, 12:55 PM | 73.05% |
| STM261023P00044000 | put | 2026-10-23 | $44.00 | $0.30 | $0.55 | $0.55 | $0.43 | 75 | 64 | 2026-10-23 | Oct 23, 2026, 9:49 AM | 55.66% |
| STM261023P00044500 | put | 2026-10-23 | $44.50 | $0.60 | $2.45 | $1.30 | $1.53 | 8 | 92 | 2026-10-23 | Oct 22, 2026, 3:23 PM | 131.64% |
| STM261023P00045000 | put | 2026-10-23 | $45.00 | $0.95 | $1.40 | $1.20 | $1.17 | 5 | 139 | 2026-10-23 | Oct 23, 2026, 9:49 AM | 79.88% |
| STM261023P00045500 | put | 2026-10-23 | $45.50 | $1.35 | $1.80 | $1.80 | $1.58 | 11 | 87 | 2026-10-23 | Oct 23, 2026, 9:38 AM | 82.42% |
| STM261023P00046000 | put | 2026-10-23 | $46.00 | $1.90 | $2.25 | $2.09 | $2.08 | 2 | 1,050 | 2026-10-23 | Oct 23, 2026, 10:06 AM | 88.67% |
| STM261023P00046500 | put | 2026-10-23 | $46.50 | $2.25 | $4.30 | $1.45 | $3.28 | 609 | 640 | 2026-10-23 | Oct 19, 2026, 3:37 PM | 178.52% |
| STM261023P00047000 | put | 2026-10-23 | $47.00 | $2.65 | $4.30 | $2.61 | $3.47 | 10 | 30 | 2026-10-23 | Oct 22, 2026, 2:01 PM | 152.34% |
| STM261023P00047500 | put | 2026-10-23 | $47.50 | $3.30 | $4.20 | $4.90 | $3.75 | 2 | 44 | 2026-10-23 | Oct 23, 2026, 9:39 AM | 126.17% |
| STM261023P00048000 | put | 2026-10-23 | $48.00 | $3.70 | $5.30 | $2.83 | $4.50 | 1 | 61 | 2026-10-23 | Oct 22, 2026, 9:31 AM | 183.59% |
| STM261023P00048500 | put | 2026-10-23 | $48.50 | $4.20 | $6.50 | $2.85 | $5.35 | 10 | 11 | 2026-10-23 | Oct 20, 2026, 1:48 PM | 249.22% |
| STM261023P00049000 | put | 2026-10-23 | $49.00 | $4.70 | $7.00 | $2.10 | $5.85 | 3 | 115 | 2026-10-23 | Oct 21, 2026, 11:31 AM | 263.09% |
| STM261023P00049500 | put | 2026-10-23 | $49.50 | $5.20 | $7.50 | $4.80 | $6.35 | 5 | 5 | 2026-10-23 | Oct 22, 2026, 10:33 AM | 276.56% |
| STM261023P00050000 | put | 2026-10-23 | $50.00 | $5.70 | $8.00 | $2.75 | $6.85 | 16 | 62 | 2026-10-23 | Oct 21, 2026, 12:39 PM | 289.84% |
| STM261023P00051000 | put | 2026-10-23 | $51.00 | $6.70 | $9.00 | $7.40 | $7.85 | 177 | 59 | 2026-10-23 | Oct 22, 2026, 3:23 PM | 315.23% |
| STM261023P00052000 | put | 2026-10-23 | $52.00 | $7.70 | $9.40 | $6.00 | $8.55 | 78 | 15 | 2026-10-23 | Oct 22, 2026, 3:23 PM | 287.89% |
| STM261023P00053000 | put | 2026-10-23 | $53.00 | $8.70 | $11.00 | $7.18 | $9.85 | 138 | 41 | 2026-10-23 | Oct 22, 2026, 3:23 PM | 362.50% |
| STM261023P00054000 | put | 2026-10-23 | $54.00 | $9.70 | $12.00 | $8.10 | $10.85 | 16 | 6 | 2026-10-23 | Oct 22, 2026, 3:23 PM | 384.77% |
| STM261023P00055000 | put | 2026-10-23 | $55.00 | $10.70 | $13.00 | $7.97 | $11.85 | 2 | 0 | 2026-10-23 | Oct 14, 2026, 2:51 PM | 405.86% |
| STM261023P00056000 | put | 2026-10-23 | $56.00 | $11.60 | $13.90 | $10.60 | $12.75 | 8 | 0 | 2026-10-23 | Oct 19, 2026, 1:52 PM | 408.59% |
| STM261023P00057000 | put | 2026-10-23 | $57.00 | $12.70 | $14.90 | $8.16 | $13.80 | 1 | 0 | 2026-10-23 | Oct 13, 2026, 11:33 AM | 437.31% |
| STM261023P00058000 | put | 2026-10-23 | $58.00 | $13.70 | $16.00 | $5.00 | $14.85 | - | 0 | 2026-10-23 | Oct 8, 2026, 9:54 AM | 465.63% |
| STM261023P00060000 | put | 2026-10-23 | $60.00 | $15.70 | $18.00 | $5.70 | $16.85 | 1 | 0 | 2026-10-23 | Oct 8, 2026, 9:31 AM | 502.34% |
| STM261023P00062000 | put | 2026-10-23 | $62.00 | $17.60 | $20.00 | $7.68 | $18.80 | - | 0 | 2026-10-23 | Oct 8, 2026, 9:40 AM | 526.95% |
- Bid
- $3.00
- Ask
- $4.30
- Last / Mark
- $6.30 / $3.65
- Vol / OI
- 5 / 2
- Last trade (ET)
- Oct 19, 2026, 1:07 PM
- IV
- Not meaningful
- Bid
- $2.05
- Ask
- $3.30
- Last / Mark
- $5.83 / $2.68
- Vol / OI
- 1 / 0
- Last trade (ET)
- Oct 16, 2026, 9:31 AM
- IV
- Not meaningful
- Bid
- $1.10
- Ask
- $2.30
- Last / Mark
- $4.10 / $1.70
- Vol / OI
- 1 / 2
- Last trade (ET)
- Oct 19, 2026, 10:22 AM
- IV
- Not meaningful
- Bid
- $0.70
- Ask
- $2.65
- Last / Mark
- $3.35 / $1.67
- Vol / OI
- - / 12
- Last trade (ET)
- Oct 15, 2026, 9:42 AM
- IV
- 83.98%
- Bid
- $0.80
- Ask
- $1.50
- Last / Mark
- $1.14 / $1.15
- Vol / OI
- 1 / 1
- Last trade (ET)
- Oct 23, 2026, 9:43 AM
- IV
- 63.09%
- Bid
- $0.10
- Ask
- $1.40
- Last / Mark
- $4.27 / $0.75
- Vol / OI
- 12 / 8
- Last trade (ET)
- Oct 21, 2026, 1:08 PM
- IV
- 55.86%
- Bid
- $0.15
- Ask
- $0.70
- Last / Mark
- $3.30 / $0.43
- Vol / OI
- 2 / 5
- Last trade (ET)
- Oct 21, 2026, 9:58 AM
- IV
- 50.20%
- Bid
- $0.00
- Ask
- $0.75
- Last / Mark
- $2.25 / $0.38
- Vol / OI
- 11 / 11
- Last trade (ET)
- Oct 16, 2026, 1:26 PM
- IV
- 67.19%
- Bid
- $0.05
- Ask
- $0.30
- Last / Mark
- $0.50 / $0.18
- Vol / OI
- 1 / 208
- Last trade (ET)
- Oct 23, 2026, 9:31 AM
- IV
- 59.77%
- Bid
- $0.00
- Ask
- $0.30
- Last / Mark
- $0.99 / $0.15
- Vol / OI
- 8 / 25
- Last trade (ET)
- Oct 22, 2026, 10:03 AM
- IV
- 70.70%
- Bid
- $0.00
- Ask
- $1.15
- Last / Mark
- $0.65 / $0.58
- Vol / OI
- 1 / 215
- Last trade (ET)
- Oct 22, 2026, 12:03 PM
- IV
- 145.90%
- Bid
- $0.00
- Ask
- $0.20
- Last / Mark
- $0.08 / $0.10
- Vol / OI
- 3 / 190
- Last trade (ET)
- Oct 23, 2026, 9:59 AM
- IV
- 85.94%
- Bid
- $0.00
- Ask
- $0.40
- Last / Mark
- $0.28 / $0.20
- Vol / OI
- 4 / 24
- Last trade (ET)
- Oct 22, 2026, 10:59 AM
- IV
- 119.14%
- Bid
- $0.00
- Ask
- $0.55
- Last / Mark
- $0.17 / $0.28
- Vol / OI
- 619 / 638
- Last trade (ET)
- Oct 22, 2026, 11:52 AM
- IV
- 145.51%
- Bid
- $0.00
- Ask
- $0.95
- Last / Mark
- $0.05 / $0.48
- Vol / OI
- 11 / 1,494
- Last trade (ET)
- Oct 22, 2026, 3:44 PM
- IV
- 191.41%
- Bid
- $0.00
- Ask
- $0.75
- Last / Mark
- $0.50 / $0.38
- Vol / OI
- 4 / 121
- Last trade (ET)
- Oct 21, 2026, 3:16 PM
- IV
- 188.28%
- Bid
- $0.00
- Ask
- $0.05
- Last / Mark
- $0.07 / $0.03
- Vol / OI
- 2 / 205
- Last trade (ET)
- Oct 22, 2026, 12:29 PM
- IV
- 107.03%
- Bid
- $0.00
- Ask
- $0.40
- Last / Mark
- $0.40 / $0.20
- Vol / OI
- 1 / 224
- Last trade (ET)
- Oct 21, 2026, 9:35 AM
- IV
- 176.56%
- Bid
- $0.00
- Ask
- $0.15
- Last / Mark
- $0.07 / $0.08
- Vol / OI
- 28 / 8,201
- Last trade (ET)
- Oct 23, 2026, 10:03 AM
- IV
- 150.00%
- Bid
- $0.00
- Ask
- $0.10
- Last / Mark
- $0.12 / $0.05
- Vol / OI
- 2 / 12
- Last trade (ET)
- Oct 21, 2026, 2:00 PM
- IV
- 155.47%
- Bid
- $0.00
- Ask
- $0.15
- Last / Mark
- $0.05 / $0.08
- Vol / OI
- 8,158 / 7,948
- Last trade (ET)
- Oct 22, 2026, 2:28 PM
- IV
- 184.38%
- Bid
- $0.00
- Ask
- $2.15
- Last / Mark
- $0.02 / $1.08
- Vol / OI
- 2 / 29
- Last trade (ET)
- Oct 21, 2026, 9:45 AM
- IV
- 408.59%
- Bid
- $0.00
- Ask
- $0.95
- Last / Mark
- $0.21 / $0.48
- Vol / OI
- 1 / 81
- Last trade (ET)
- Oct 16, 2026, 2:22 PM
- IV
- 330.08%
- Bid
- $0.00
- Ask
- $0.95
- Last / Mark
- $0.01 / $0.48
- Vol / OI
- 22 / 62
- Last trade (ET)
- Oct 19, 2026, 2:01 PM
- IV
- 349.61%
- Bid
- $0.00
- Ask
- $0.15
- Last / Mark
- $0.28 / $0.08
- Vol / OI
- 1 / 73
- Last trade (ET)
- Oct 20, 2026, 1:24 PM
- IV
- 246.88%
- Bid
- $0.00
- Ask
- $0.65
- Last / Mark
- $0.29 / $0.33
- Vol / OI
- 2 / 27
- Last trade (ET)
- Oct 12, 2026, 10:50 AM
- IV
- 351.56%
- Bid
- $0.00
- Ask
- $0.05
- Last / Mark
- $0.01 / $0.03
- Vol / OI
- 2 / 70
- Last trade (ET)
- Oct 14, 2026, 1:47 PM
- IV
- 234.38%
- Bid
- $0.00
- Ask
- $0.05
- Last / Mark
- $0.03 / $0.03
- Vol / OI
- 4 / 98
- Last trade (ET)
- Oct 16, 2026, 2:05 PM
- IV
- 246.88%
- Bid
- $0.00
- Ask
- $0.90
- Last / Mark
- $0.09 / $0.45
- Vol / OI
- 3 / 60
- Last trade (ET)
- Oct 13, 2026, 9:30 AM
- IV
- 433.59%
- Bid
- $0.00
- Ask
- $0.90
- Last / Mark
- $0.05 / $0.45
- Vol / OI
- 1 / 16
- Last trade (ET)
- Oct 13, 2026, 10:31 AM
- IV
- 450.00%
- Bid
- $0.00
- Ask
- $0.20
- Last / Mark
- $0.20 / $0.10
- Vol / OI
- 1 / 399
- Last trade (ET)
- Oct 9, 2026, 2:28 PM
- IV
- 343.75%
- Bid
- $0.00
- Ask
- $2.15
- Last / Mark
- $0.50 / $1.08
- Vol / OI
- 24 / 34
- Last trade (ET)
- Oct 7, 2026, 10:32 AM
- IV
- 609.38%
- Bid
- $0.00
- Ask
- $2.15
- Last / Mark
- $0.37 / $1.08
- Vol / OI
- 4 / 31
- Last trade (ET)
- Oct 7, 2026, 9:42 AM
- IV
- 626.56%
- Bid
- $0.00
- Ask
- $2.15
- Last / Mark
- $0.04 / $1.08
- Vol / OI
- 1 / 31
- Last trade (ET)
- Oct 22, 2026, 11:42 AM
- IV
- 642.97%
- Bid
- $0.00
- Ask
- $0.05
- Last / Mark
- $0.07 / $0.03
- Vol / OI
- 3 / 3
- Last trade (ET)
- Oct 9, 2026, 3:33 PM
- IV
- 362.50%
- Bid
- $0.00
- Ask
- $0.55
- Last / Mark
- $0.10 / $0.28
- Vol / OI
- 3 / 3
- Last trade (ET)
- Oct 2, 2026, 3:17 PM
- IV
- 581.25%
- Bid
- $0.00
- Ask
- $2.15
- Last / Mark
- $0.04 / $1.08
- Vol / OI
- 4 / 5
- Last trade (ET)
- Oct 19, 2026, 11:10 AM
- IV
- 497.85%
- Bid
- —
- Ask
- —
- Last / Mark
- Last $0.25
- Vol / OI
- - / 0
- Last trade (ET)
- Sep 11, 2026, 10:08 AM
- IV
- 50.00%
- Bid
- $0.00
- Ask
- $0.10
- Last / Mark
- $0.07 / $0.05
- Vol / OI
- 1 / 64
- Last trade (ET)
- Oct 21, 2026, 11:08 AM
- IV
- 108.59%
- Bid
- $0.00
- Ask
- $0.75
- Last / Mark
- $0.15 / $0.38
- Vol / OI
- 6 / 8
- Last trade (ET)
- Oct 16, 2026, 10:27 AM
- IV
- 154.30%
- Bid
- $0.00
- Ask
- $1.15
- Last / Mark
- $0.16 / $0.58
- Vol / OI
- 8 / 9
- Last trade (ET)
- Oct 19, 2026, 3:38 PM
- IV
- 147.27%
- Bid
- $0.00
- Ask
- $0.75
- Last / Mark
- $0.36 / $0.38
- Vol / OI
- 2 / 4
- Last trade (ET)
- Oct 22, 2026, 3:28 PM
- IV
- 101.56%
- Bid
- $0.05
- Ask
- $0.40
- Last / Mark
- $0.49 / $0.23
- Vol / OI
- 1 / 299
- Last trade (ET)
- Oct 23, 2026, 9:43 AM
- IV
- 63.09%
- Bid
- $0.15
- Ask
- $0.80
- Last / Mark
- $0.35 / $0.48
- Vol / OI
- 2 / 156
- Last trade (ET)
- Oct 22, 2026, 12:55 PM
- IV
- 73.05%
- Bid
- $0.30
- Ask
- $0.55
- Last / Mark
- $0.55 / $0.43
- Vol / OI
- 75 / 64
- Last trade (ET)
- Oct 23, 2026, 9:49 AM
- IV
- 55.66%
- Bid
- $0.60
- Ask
- $2.45
- Last / Mark
- $1.30 / $1.53
- Vol / OI
- 8 / 92
- Last trade (ET)
- Oct 22, 2026, 3:23 PM
- IV
- 131.64%
- Bid
- $0.95
- Ask
- $1.40
- Last / Mark
- $1.20 / $1.17
- Vol / OI
- 5 / 139
- Last trade (ET)
- Oct 23, 2026, 9:49 AM
- IV
- 79.88%
- Bid
- $1.35
- Ask
- $1.80
- Last / Mark
- $1.80 / $1.58
- Vol / OI
- 11 / 87
- Last trade (ET)
- Oct 23, 2026, 9:38 AM
- IV
- 82.42%
- Bid
- $1.90
- Ask
- $2.25
- Last / Mark
- $2.09 / $2.08
- Vol / OI
- 2 / 1,050
- Last trade (ET)
- Oct 23, 2026, 10:06 AM
- IV
- 88.67%
- Bid
- $2.25
- Ask
- $4.30
- Last / Mark
- $1.45 / $3.28
- Vol / OI
- 609 / 640
- Last trade (ET)
- Oct 19, 2026, 3:37 PM
- IV
- 178.52%
- Bid
- $2.65
- Ask
- $4.30
- Last / Mark
- $2.61 / $3.47
- Vol / OI
- 10 / 30
- Last trade (ET)
- Oct 22, 2026, 2:01 PM
- IV
- 152.34%
- Bid
- $3.30
- Ask
- $4.20
- Last / Mark
- $4.90 / $3.75
- Vol / OI
- 2 / 44
- Last trade (ET)
- Oct 23, 2026, 9:39 AM
- IV
- 126.17%
- Bid
- $3.70
- Ask
- $5.30
- Last / Mark
- $2.83 / $4.50
- Vol / OI
- 1 / 61
- Last trade (ET)
- Oct 22, 2026, 9:31 AM
- IV
- 183.59%
- Bid
- $4.20
- Ask
- $6.50
- Last / Mark
- $2.85 / $5.35
- Vol / OI
- 10 / 11
- Last trade (ET)
- Oct 20, 2026, 1:48 PM
- IV
- 249.22%
- Bid
- $4.70
- Ask
- $7.00
- Last / Mark
- $2.10 / $5.85
- Vol / OI
- 3 / 115
- Last trade (ET)
- Oct 21, 2026, 11:31 AM
- IV
- 263.09%
- Bid
- $5.20
- Ask
- $7.50
- Last / Mark
- $4.80 / $6.35
- Vol / OI
- 5 / 5
- Last trade (ET)
- Oct 22, 2026, 10:33 AM
- IV
- 276.56%
- Bid
- $5.70
- Ask
- $8.00
- Last / Mark
- $2.75 / $6.85
- Vol / OI
- 16 / 62
- Last trade (ET)
- Oct 21, 2026, 12:39 PM
- IV
- 289.84%
- Bid
- $6.70
- Ask
- $9.00
- Last / Mark
- $7.40 / $7.85
- Vol / OI
- 177 / 59
- Last trade (ET)
- Oct 22, 2026, 3:23 PM
- IV
- 315.23%
- Bid
- $7.70
- Ask
- $9.40
- Last / Mark
- $6.00 / $8.55
- Vol / OI
- 78 / 15
- Last trade (ET)
- Oct 22, 2026, 3:23 PM
- IV
- 287.89%
- Bid
- $8.70
- Ask
- $11.00
- Last / Mark
- $7.18 / $9.85
- Vol / OI
- 138 / 41
- Last trade (ET)
- Oct 22, 2026, 3:23 PM
- IV
- 362.50%
- Bid
- $9.70
- Ask
- $12.00
- Last / Mark
- $8.10 / $10.85
- Vol / OI
- 16 / 6
- Last trade (ET)
- Oct 22, 2026, 3:23 PM
- IV
- 384.77%
- Bid
- $10.70
- Ask
- $13.00
- Last / Mark
- $7.97 / $11.85
- Vol / OI
- 2 / 0
- Last trade (ET)
- Oct 14, 2026, 2:51 PM
- IV
- 405.86%
- Bid
- $11.60
- Ask
- $13.90
- Last / Mark
- $10.60 / $12.75
- Vol / OI
- 8 / 0
- Last trade (ET)
- Oct 19, 2026, 1:52 PM
- IV
- 408.59%
- Bid
- $12.70
- Ask
- $14.90
- Last / Mark
- $8.16 / $13.80
- Vol / OI
- 1 / 0
- Last trade (ET)
- Oct 13, 2026, 11:33 AM
- IV
- 437.31%
- Bid
- $13.70
- Ask
- $16.00
- Last / Mark
- $5.00 / $14.85
- Vol / OI
- - / 0
- Last trade (ET)
- Oct 8, 2026, 9:54 AM
- IV
- 465.63%
- Bid
- $15.70
- Ask
- $18.00
- Last / Mark
- $5.70 / $16.85
- Vol / OI
- 1 / 0
- Last trade (ET)
- Oct 8, 2026, 9:31 AM
- IV
- 502.34%
- Bid
- $17.60
- Ask
- $20.00
- Last / Mark
- $7.68 / $18.80
- Vol / OI
- - / 0
- Last trade (ET)
- Oct 8, 2026, 9:40 AM
- IV
- 526.95%
68 contracts for this expiry. Greeks are currently unavailable. An IV is marked not meaningful when the displayed midpoint is below intrinsic value for the displayed underlying. Bid/ask quote times are not supplied by this feed; the last-trade time does not date the current quote.
Frequently asked
Questions about this quote
What does the STM options page show?
When a usable chain is available, TECHi shows the STMicroelectronics strikes on the page, with expirations, bid and ask, volume, and open interest. Implied volatility and Greeks appear when available.
Is the STM options chain for order execution?
No. Options prices may be delayed. Check live bid and ask prices with your broker before placing an order.
What this page answers
Read the options market around the current price.
Explore Implied volatility, open interest, and strike distribution.
Keep in mind The chain is delayed, thin, or dominated by one expiration.
Regular session
Regular hours: 9:30 AM–4:00 PM America/New_York
Next open: 2026-10-26 · 9:30 AM America/New_York
Exchange calendar includes scheduled holidays and early closes. Extended-session prices appear separately only when supplied by the quote source.
Shortcuts
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