Arista Networks ANET
$170.80 +$11.64 (+7.31%)
Market closed · Nov 7, 9:10 am ET · Last extended-hours $170.80 0.00%
Open$172.80
Prev close$159.16
Day range$167.00 – $173.60
Volume11.98M
Market cap$215.79B
P/E (TTM)45.8
Dividend yield–
Average implied volatility across the listed chain right now: 76%. 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 | $170.00 | $6.60 | $5.55/$7.35 | 52 | 127 | 70% |
| 13 Nov 2026 | $172.50 | $5.40 | $4.55/$5.95 | 303 | 170 | 70% |
| 13 Nov 2026 | $167.50 | $8.35 | $7.85/$8.80 | 22 | 66 | 77% |
| 13 Nov 2026 | $175.00 | $4.30 | $3.80/$4.90 | 1,389 | 209 | 72% |
| 13 Nov 2026 | $165.00 | $9.31 | $8.45/$10.50 | 57 | 79 | 73% |
| 13 Nov 2026 | $177.50 | $3.30 | $3.05/$3.85 | 311 | 288 | 71% |
| 13 Nov 2026 | $162.50 | $10.55 | $10.05/$12.25 | 6 | 763 | 73% |
| 13 Nov 2026 | $180.00 | $2.53 | $2.10/$2.79 | 509 | 152 | 68% |
| 13 Nov 2026 | $160.00 | $12.50 | $11.85/$14.05 | 5 | 67 | 73% |
| 13 Nov 2026 | $182.50 | $2.06 | $1.48/$2.29 | 66 | 29 | 68% |
| 13 Nov 2026 | $157.50 | $8.94 | $13.85/$16.50 | 0 | 6 | 78% |
| 13 Nov 2026 | $185.00 | $1.50 | $1.27/$1.65 | 251 | 150 | 69% |
| 13 Nov 2026 | $155.00 | $10.38 | $15.50/$18.30 | 0 | 6 | 71% |
| 13 Nov 2026 | $187.50 | $1.01 | $0.71/$1.24 | 47 | 330 | 66% |
| 13 Nov 2026 | $152.50 | $19.15 | $17.70/$20.60 | 2 | 2 | 73% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 13 Nov 2026 | $170.00 | $5.85 | $5.40/$7.00 | 91 | 600 | 78% |
| 13 Nov 2026 | $172.50 | $7.20 | $6.60/$8.35 | 15 | 96 | 78% |
| 13 Nov 2026 | $167.50 | $5.07 | $4.40/$5.95 | 27 | 124 | 80% |
| 13 Nov 2026 | $175.00 | $9.10 | $7.85/$10.00 | 243 | 267 | 78% |
| 13 Nov 2026 | $165.00 | $4.50 | $3.55/$4.50 | 839 | 272 | 78% |
| 13 Nov 2026 | $177.50 | $11.20 | $9.25/$11.75 | 2 | 20 | 77% |
| 13 Nov 2026 | $162.50 | $3.28 | $2.76/$4.10 | 35 | 135 | 82% |
| 13 Nov 2026 | $180.00 | $12.20 | $11.05/$12.65 | 11 | 197 | 72% |
| 13 Nov 2026 | $160.00 | $2.87 | $2.24/$3.10 | 119 | 270 | 82% |
| 13 Nov 2026 | $182.50 | $23.59 | $12.95/$15.30 | 0 | 16 | 78% |
| 13 Nov 2026 | $157.50 | $2.02 | $1.59/$2.56 | 17 | 104 | 83% |
| 13 Nov 2026 | $185.00 | $16.28 | $14.80/$17.45 | 78 | 167 | 78% |
| 13 Nov 2026 | $155.00 | $1.72 | $1.30/$1.90 | 91 | 125 | 84% |
| 13 Nov 2026 | $187.50 | $19.76 | $16.75/$19.50 | 2 | 27 | 77% |
| 13 Nov 2026 | $152.50 | $1.47 | $0.96/$1.66 | 89 | 52 | 87% |
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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