Options market record
COHR options flowcalls and puts bought each day.
On Oct 26, 2026, traders bought 9.74K COHR call contracts ($10.2M) and 4.33K put contracts ($9.8M). Calls were 1.5× and puts were 0.5× their respective 20-day medians. The underlying closed at $222.98 and 30-day implied volatility was 83.0%. On the call-buy top 10 on 2 of 487 trading days since Nov 11, 2024.
Each point is one trading day since Nov 11, 2024. Latest rankings · Earnings history
Daily contracts bought
Call contracts: min 228, max 21.56K, latest 9.74K. Put contracts: min 15, max 23.57K, latest 4.33K.
30-day implied volatility
30-day IV: min 42.2%, max 114.4%, latest 83.0%.
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 |
|---|---|---|---|---|
| Feb 6, 2026 | — | 10 | 1.9× | 4.2× |
| Nov 5, 2025 | — | 3 | 3.4× | 11.0× |
| Aug 13, 2025 | 4 | — | 10.2× | — |
| Jan 29, 2025 | 9 | — | 4.8× | 1.3× |
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