Options market record
KLAC options flowcalls and puts bought each day.
On Nov 13, 2026, traders bought 2.59K KLAC call contracts ($1.4M) and 2.15K put contracts ($1.5M). Calls were 0.6× and puts were 0.6× their respective 20-day medians. The underlying closed at $150.64 and 30-day implied volatility was 65.1%.
Each point is one trading day since Nov 11, 2024. Latest rankings · Earnings history
Daily contracts bought
Call contracts: min 42, max 16.3K, latest 2.59K. Put contracts: min 47, max 49.25K, latest 2.15K.
30-day implied volatility
30-day IV: min 33.7%, max 439.2%, latest 65.1%.
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 |
|---|---|---|---|---|
| Nov 4, 2026 | — | 1 | 4.4× | 15.6× |
| Sep 17, 2026 | — | 8 | 1.1× | 7.5× |
| Aug 18, 2026 | — | 9 | 1.5× | 5.5× |
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