Options market record
KLAC options flowcalls and puts bought each day.
On Oct 23, 2026, traders bought 2.34K KLAC call contracts ($2.3M) and 3.67K put contracts ($4.7M). Calls were 0.6× and puts were 1.7× their respective 20-day medians. The underlying closed at $146.18 and 30-day implied volatility was 63.5%.
Each point is one trading day since Nov 11, 2024. Latest rankings · Earnings history
Daily contracts bought
Call contracts: min 42, max 11.59K, latest 2.34K. Put contracts: min 47, max 24.72K, latest 3.67K.
30-day implied volatility
30-day IV: min 33.7%, max 439.2%, latest 63.5%.
Days in a top-10 list
Ranked by contracts bought today compared with the stock's own median over the previous 20 trading days.
| Date | Call-buy rank | Put-buy rank | Call vs normal | Put vs normal |
|---|---|---|---|---|
| Sep 17, 2026 | — | 8 | 1.1× | 7.5× |
| Aug 18, 2026 | — | 9 | 1.5× | 5.5× |
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