Penumbra (PEN) options traded 55 contracts on October 22, 2026 (9 calls and 46 puts, a put/call ratio of 5.11), compared with a 30-day average of 181. Options price a move of about ±0.5% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 8.4%
Implied move by the nearest expiration: ±0.5%
Option volume: 55 contracts (9 calls, 46 puts); 30-day average 181

Data as of October 22, 2026.

PEN Option Breakdown

A breakdown of key statistics for each option expiration listed for PEN. View implied volatility, volatility skew, volume, open interest, straddle premiums, and liquidity -- including bid/ask spread and NBBO bid/ask sizes. Includes links to the option chain, as well as numerous detailed charts.

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