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Taiwan Semiconductor TSM

$448.58
+$2.01 (+0.45%)
Market open · Sep 24, 2:00 pm ET
After hours $446.60 +0.01%
Open$442.00
Prev close$446.57
Day range$440.69 – $452.54
Volume4.49M
Market cap$2.33T
P/E (TTM)33.4
Dividend yield0.77%

Average implied volatility across the listed chain right now: 30%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $450.00 $1.60 $1.38/$1.70 977 1,508 28%
25 Sep 2026 $447.50 $1.81 $1.83/$2.15 176 118 28%
25 Sep 2026 $452.50 $1.18 $1.02/$1.36 116 304 28%
25 Sep 2026 $445.00 $2.50 $2.41/$2.80 1,485 558 28%
25 Sep 2026 $455.00 $0.80 $0.76/$1.04 152 408 28%
25 Sep 2026 $442.50 $3.40 $3.05/$3.80 1,775 553 28%
25 Sep 2026 $457.50 $0.60 $0.57/$0.77 200 91 28%
25 Sep 2026 $440.00 $3.70 $3.95/$4.40 938 1,123 28%
25 Sep 2026 $460.00 $0.50 $0.44/$0.60 316 713 29%
25 Sep 2026 $437.50 $4.95 $4.90/$6.15 1,274 245 29%
25 Sep 2026 $462.50 $0.38 $0.33/$0.46 295 71 29%
25 Sep 2026 $435.00 $6.50 $4.75/$7.20 1,737 1,848 26%
25 Sep 2026 $465.00 $0.29 $0.26/$0.33 33 234 29%
25 Sep 2026 $432.50 $7.50 $6.05/$8.40 609 709 26%
25 Sep 2026 $467.50 $0.18 $0.19/$0.27 32 106 30%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
25 Sep 2026 $450.00 $20.95 $15.40/$19.00 0 879 32%
25 Sep 2026 $447.50 $18.85 $14.20/$15.60 0 1 30%
25 Sep 2026 $452.50 $22.10 $17.85/$19.85 10 55 29%
25 Sep 2026 $445.00 $16.20 $12.25/$13.60 3 38 29%
25 Sep 2026 $455.00 $25.42 $20.05/$23.50 0 2 35%
25 Sep 2026 $442.50 $11.50 $10.45/$11.80 11 65 29%
25 Sep 2026 $457.50 $25.17 $22.50/$24.40 15 0 30%
25 Sep 2026 $440.00 $9.85 $9.10/$10.00 53 338 29%
25 Sep 2026 $460.00 $30.11 $24.80/$28.00 0 14 37%
25 Sep 2026 $437.50 $8.65 $7.30/$8.40 251 37 28%
25 Sep 2026 $462.50 $31.50 $27.00/$29.15 24 0 30%
25 Sep 2026 $435.00 $7.25 $6.05/$7.05 220 201 29%
25 Sep 2026 $465.00 $34.92 $29.45/$31.60 0 11 31%
25 Sep 2026 $432.50 $6.06 $5.05/$5.80 610 92 29%
25 Sep 2026 $467.50 $37.36 $32.15/$35.40 0 0 43%

Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.

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