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Rambus RMBS

US equityMarket cap rank #1316
$110.30 −$1.67 (-1.49%)
Market closed · Oct 5, 8:10 pm ET · Last extended-hours $110.52 +0.20%
Open$111.56
Prev close$111.97
Day range$108.82 – $113.08
Volume1.41M
Market cap$11.96B
P/E (TTM)50.6
Dividend yield–

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 $110.00 $4.80 $4.80/$5.70 123 607 66%
16 Oct 2026 $115.00 $3.00 $2.65/$3.00 26 1,104 61%
16 Oct 2026 $105.00 $7.40 $6.80/$8.70 14 1,272 61%
16 Oct 2026 $120.00 $1.60 $1.50/$1.70 139 1,403 63%
16 Oct 2026 $100.00 $11.70 $10.40/$12.80 17 1,894 64%
16 Oct 2026 $125.00 $0.90 $0.60/$1.15 53 373 64%
16 Oct 2026 $95.00 $16.00 $14.70/$17.40 2 357 70%
16 Oct 2026 $130.00 $0.83 $0.05/$1.45 1 237 74%
16 Oct 2026 $90.00 $20.20 $19.40/$22.60 1 467 87%
16 Oct 2026 $135.00 $0.45 $0.00/$0.50 0 203 76%
16 Oct 2026 $85.00 $24.28 $23.50/$27.20 2 347 0%
16 Oct 2026 $140.00 $0.31 $0.00/$0.35 0 278 80%
16 Oct 2026 $80.00 $32.44 $28.50/$31.50 0 68 0%
16 Oct 2026 $145.00 $0.21 $0.00/$1.75 0 126 83%
16 Oct 2026 $75.00 $37.39 $33.80/$37.30 0 3 114%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $110.00 $4.50 $3.60/$4.60 64 44 57%
16 Oct 2026 $115.00 $6.95 $6.80/$8.70 0 3 66%
16 Oct 2026 $105.00 $2.45 $1.40/$2.85 11 72 58%
16 Oct 2026 $120.00 $10.24 $9.60/$12.30 0 5 59%
16 Oct 2026 $100.00 $1.05 $0.70/$2.30 14 113 71%
16 Oct 2026 $125.00 $14.10 $13.50/$17.30 0 3 63%
16 Oct 2026 $95.00 $0.42 $0.30/$0.45 220 318 61%
16 Oct 2026 $130.00 $18.52 $19.10/$21.70 0 0 77%
16 Oct 2026 $90.00 $0.20 $0.05/$0.15 81 147 61%
16 Oct 2026 $135.00 $23.20 $23.90/$26.80 0 4 87%
16 Oct 2026 $85.00 $0.05 $0.00/$0.40 3 190 68%
16 Oct 2026 $140.00 $28.10 $27.90/$31.00 0 1 0%
16 Oct 2026 $80.00 $0.06 $0.00/$0.90 4 252 83%
16 Oct 2026 $145.00 $33.05 $32.80/$36.60 0 0 1%
16 Oct 2026 $75.00 $0.01 $0.00/$1.60 0 150 81%

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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