Seagate Technology STX
$460.99 −$5.54 (-1.19%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $462.99 +0.43%
Open$505.53
Prev close$466.53
Day range$449.28 – $508.00
Volume8.28M
Market cap$105.83B
P/E (TTM)24.2
Dividend yield0.64%
Average implied volatility across the listed chain right now: 117%. 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.
Open interest by strike
Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.
Implied volatility by strike
The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.
Calls
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $460.00 | $31.01 | $26.60/$28.70 | 48 | 8 | 118% |
| 13 Nov 2026 | $462.50 | $26.80 | $25.60/$27.10 | 15 | 12 | 117% |
| 13 Nov 2026 | $457.50 | $28.00 | $28.50/$29.40 | 7 | 3 | 118% |
| 13 Nov 2026 | $465.00 | $27.40 | $24.30/$26.10 | 57 | 6 | 117% |
| 13 Nov 2026 | $455.00 | $27.80 | $29.20/$31.40 | 18 | 1 | 119% |
| 13 Nov 2026 | $467.50 | $26.10 | $22.90/$24.70 | 13 | 0 | 116% |
| 13 Nov 2026 | $452.50 | $29.00 | $30.60/$32.50 | 1 | 0 | 118% |
| 13 Nov 2026 | $470.00 | $25.04 | $21.90/$23.40 | 14 | 2 | 116% |
| 13 Nov 2026 | $450.00 | $33.50 | $32.90/$34.00 | 216 | 0 | 121% |
| 13 Nov 2026 | $472.50 | $25.50 | $20.50/$22.70 | 5 | 1 | 115% |
| 13 Nov 2026 | $447.50 | $32.00 | $33.40/$35.40 | 9 | 1 | 119% |
| 13 Nov 2026 | $475.00 | $22.05 | $19.40/$21.40 | 9 | 3 | 115% |
| 13 Nov 2026 | $445.00 | $38.90 | $35.10/$37.10 | 22 | 0 | 121% |
| 13 Nov 2026 | $477.50 | $19.49 | $18.90/$19.90 | 23 | 8 | 114% |
| 13 Nov 2026 | $442.50 | $34.90 | $36.40/$38.50 | 16 | 0 | 120% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $460.00 | $25.48 | $24.90/$26.70 | 22 | 65 | 115% |
| 13 Nov 2026 | $462.50 | $26.08 | $26.90/$28.00 | 1 | 30 | 117% |
| 13 Nov 2026 | $457.50 | $23.80 | $24.00/$26.20 | 7 | 3 | 118% |
| 13 Nov 2026 | $465.00 | $26.45 | $28.30/$29.10 | 40 | 19 | 116% |
| 13 Nov 2026 | $455.00 | $23.90 | $23.20/$24.40 | 18 | 31 | 118% |
| 13 Nov 2026 | $467.50 | $27.91 | $29.20/$30.70 | 11 | 6 | 116% |
| 13 Nov 2026 | $452.50 | $21.40 | $22.30/$23.20 | 7 | 28 | 118% |
| 13 Nov 2026 | $470.00 | $29.92 | $30.50/$31.90 | 20 | 23 | 115% |
| 13 Nov 2026 | $450.00 | $21.35 | $21.20/$22.30 | 59 | 83 | 119% |
| 13 Nov 2026 | $472.50 | $31.00 | $32.40/$33.20 | 14 | 2 | 115% |
| 13 Nov 2026 | $447.50 | $26.72 | $20.20/$21.50 | 11 | 7 | 120% |
| 13 Nov 2026 | $475.00 | $36.57 | $33.60/$34.30 | 14 | 8 | 114% |
| 13 Nov 2026 | $445.00 | $17.40 | $19.50/$20.10 | 235 | 8 | 120% |
| 13 Nov 2026 | $477.50 | $35.00 | $34.50/$36.70 | 2 | 3 | 114% |
| 13 Nov 2026 | $442.50 | $18.60 | $18.00/$19.20 | 12 | 34 | 120% |
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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