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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
Market cap · last reported
$39.48B
Oct 23, 2026 · Valuation and sources

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

call$39.00
2026-10-23
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
call$40.00
2026-10-23
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
call$41.00
2026-10-23
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
call$42.00
2026-10-23
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
call$42.50
2026-10-23
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%
call$43.00
2026-10-23
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%
call$43.50
2026-10-23
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%
call$44.00
2026-10-23
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%
call$44.50
2026-10-23
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%
call$45.00
2026-10-23
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%
call$45.50
2026-10-23
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%
call$46.00
2026-10-23
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%
call$46.50
2026-10-23
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%
call$47.00
2026-10-23
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%
call$47.50
2026-10-23
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%
call$48.00
2026-10-23
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%
call$48.50
2026-10-23
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%
call$49.00
2026-10-23
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%
call$49.50
2026-10-23
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%
call$50.00
2026-10-23
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%
call$51.00
2026-10-23
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%
call$52.00
2026-10-23
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%
call$53.00
2026-10-23
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%
call$54.00
2026-10-23
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%
call$55.00
2026-10-23
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%
call$56.00
2026-10-23
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%
call$57.00
2026-10-23
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%
call$58.00
2026-10-23
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%
call$59.00
2026-10-23
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%
call$60.00
2026-10-23
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%
call$61.00
2026-10-23
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%
call$62.00
2026-10-23
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%
call$63.00
2026-10-23
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%
call$64.00
2026-10-23
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%
call$65.00
2026-10-23
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%
call$70.00
2026-10-23
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%
call$75.00
2026-10-23
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%
put$35.00
2026-10-23
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%
put$39.00
2026-10-23
Bid
—
Ask
—
Last / Mark
Last $0.25
Vol / OI
- / 0
Last trade (ET)
Sep 11, 2026, 10:08 AM
IV
50.00%
put$40.00
2026-10-23
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%
put$41.00
2026-10-23
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%
put$42.00
2026-10-23
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%
put$42.50
2026-10-23
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%
put$43.00
2026-10-23
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%
put$43.50
2026-10-23
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%
put$44.00
2026-10-23
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%
put$44.50
2026-10-23
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%
put$45.00
2026-10-23
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%
put$45.50
2026-10-23
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%
put$46.00
2026-10-23
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%
put$46.50
2026-10-23
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%
put$47.00
2026-10-23
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%
put$47.50
2026-10-23
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%
put$48.00
2026-10-23
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%
put$48.50
2026-10-23
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%
put$49.00
2026-10-23
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%
put$49.50
2026-10-23
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%
put$50.00
2026-10-23
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%
put$51.00
2026-10-23
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%
put$52.00
2026-10-23
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%
put$53.00
2026-10-23
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%
put$54.00
2026-10-23
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%
put$55.00
2026-10-23
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%
put$56.00
2026-10-23
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%
put$57.00
2026-10-23
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%
put$58.00
2026-10-23
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%
put$60.00
2026-10-23
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%
put$62.00
2026-10-23
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.

Browse all companies and funds

Data sources: Financial Modeling Prep · Finnhub · SEC Companyfacts · Yahoo Finance

Market data is for information only and is not trading advice. Prices and fundamentals may be delayed, reflect an earlier observation, be incomplete, or be revised. Read the data methodology or the full disclaimer.
Research tools
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.