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Bel Fuse-B BELFB

US equityMarket cap rank #2326Electronic Components
$257.63 −$0.31 (-0.12%)
Pre-market · Oct 6, 7:00 am ET · After hours $257.63 0.00%
Open$257.50
Prev close$257.94
Day range$253.01 – $260.82
Volume122.6K
Market cap$3.72B
P/E (TTM)62.1
Dividend yield0.11%

Average implied volatility across the listed chain right now: 79%. 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
16 Oct 2026 $260.00 $8.50 $3.00/$12.50 0 0 50%
16 Oct 2026 $250.00 $14.21 $9.00/$18.00 0 7 53%
16 Oct 2026 $270.00 $5.05 $0.20/$10.00 0 1 56%
16 Oct 2026 $240.00 $23.13 $16.70/$25.00 0 0 55%
16 Oct 2026 $280.00 $2.69 $0.00/$10.00 0 1 56%
16 Oct 2026 $230.00 $32.18 $25.00/$34.00 0 0 60%
16 Oct 2026 $290.00 $1.25 $0.00/$10.00 5 3 55%
16 Oct 2026 $220.00 $41.38 $34.00/$43.00 0 0 60%
16 Oct 2026 $300.00 $0.60 $0.00/$10.00 0 0 56%
16 Oct 2026 $210.00 $50.71 $44.30/$53.00 0 0 78%
16 Oct 2026 $310.00 $0.26 $0.00/$10.00 0 0 56%
16 Oct 2026 $200.00 $60.14 $54.30/$63.00 0 0 93%
16 Oct 2026 $320.00 $0.10 $0.00/$10.00 0 0 56%
16 Oct 2026 $195.00 $64.90 $59.00/$68.00 0 0 97%
16 Oct 2026 $190.00 $69.68 $64.00/$73.00 0 0 104%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $260.00 $10.41 $5.50/$14.00 0 0 50%
16 Oct 2026 $250.00 $6.13 $2.00/$10.00 0 0 55%
16 Oct 2026 $270.00 $16.95 $11.00/$20.00 0 0 45%
16 Oct 2026 $240.00 $5.05 $0.10/$10.00 0 1 71%
16 Oct 2026 $280.00 $24.59 $19.50/$28.00 0 0 47%
16 Oct 2026 $230.00 $4.12 $0.00/$10.00 0 0 84%
16 Oct 2026 $290.00 $33.22 $28.00/$37.00 0 0 41%
16 Oct 2026 $220.00 $3.33 $0.40/$10.00 0 2 113%
16 Oct 2026 $300.00 $42.51 $38.00/$47.00 0 0 50%
16 Oct 2026 $210.00 $2.66 $0.00/$10.00 0 1 107%
16 Oct 2026 $310.00 $52.19 $48.00/$57.00 0 0 58%
16 Oct 2026 $200.00 $2.11 $0.00/$10.00 0 0 117%
16 Oct 2026 $320.00 $62.07 $58.00/$66.80 0 0 61%
16 Oct 2026 $195.00 $1.87 $0.00/$10.00 0 0 122%
16 Oct 2026 $190.00 $1.65 $0.00/$10.00 0 0 127%

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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