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Silence Therapeutics SLN

US equityMarket cap rank #3610Biotechnology
$9.82 −$0.01 (-0.10%)
Pre-market · Oct 8, 8:20 am ET · After hours $9.82 0.00%
Open$9.77
Prev close$9.83
Day range$9.60 – $10.14
Volume1.32M
Market cap$610.35M
P/E (TTM)–
Dividend yield–

Average implied volatility across the listed chain right now: 341%. 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

2.507.5013182330CallsPuts

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

-45%135%315%495%2.501530CallsPuts

The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $10.00 $0.45 $0.00/$1.70 1 4,058 89%
16 Oct 2026 $7.50 $3.46 $0.20/$4.90 0 22 188%
16 Oct 2026 $12.50 $1.65 $0.00/$3.80 0 3,307 421%
16 Oct 2026 $5.00 $4.90 $2.50/$7.00 1 3,019 0%
16 Oct 2026 $15.00 $1.17 $0.00/$0.05 0 7,920 424%
16 Oct 2026 $2.50 $7.33 $5.00/$9.50 0 35 0%
16 Oct 2026 $17.50 $0.84 $0.00/$3.80 0 92 426%
16 Oct 2026 $20.00 $0.61 $0.00/$0.10 0 6,046 427%
16 Oct 2026 $22.50 $0.45 $0.00/$3.80 0 279 428%
16 Oct 2026 $25.00 $0.33 $0.00/$3.80 0 0 429%
16 Oct 2026 $30.00 $0.19 $0.00/$3.80 0 2 430%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $10.00 $0.55 $0.30/$0.90 55 92 85%
16 Oct 2026 $7.50 $1.32 $0.00/$1.20 0 17 450%
16 Oct 2026 $12.50 $4.54 $0.65/$3.90 0 1,313 0%
16 Oct 2026 $5.00 $0.38 $0.00/$3.80 0 153 447%
16 Oct 2026 $15.00 $5.20 $4.40/$7.00 1 8 303%
16 Oct 2026 $2.50 $0.02 $0.00/$3.80 0 22 444%
16 Oct 2026 $17.50 $8.73 $5.50/$10.00 0 0 225%
16 Oct 2026 $20.00 $11.00 $8.00/$12.50 0 0 264%
16 Oct 2026 $22.50 $13.34 $10.50/$15.00 0 0 297%
16 Oct 2026 $25.00 $15.72 $13.00/$17.50 0 0 326%
16 Oct 2026 $30.00 $20.58 $18.00/$22.50 0 0 375%

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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