CBT Open Interest
Cabot Corporation (CBT) had 5.43K open option contracts as of Nov 4, 2026: 2.14K calls and 3.3K puts. Open interest rose 36.3% over the past four weeks, and is CBT's highest level in 12 weeks. The put/call open interest ratio is 1.54, so puts outnumber calls.
Open Interest by Strike
Showing results for CBT, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for CBT, 2026-11-20(m), calls & puts
| Call Open Interest Total | |
|---|---|
| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for CBT, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for CBT, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for CBT, all expirations, calls & puts. View full history
CBT Open Interest FAQ
What is open interest?
Open interest is the number of option contracts that are open and not yet closed, exercised, or expired. The Options Clearing Corporation calculates it once a day from the previous day's trades, and it is published before the market opens.
How much open interest does CBT have?
Cabot had 5.43K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 3.44K contracts.
Is CBT open interest rising or falling?
Open interest rose 36.3% over the past four weeks, and is CBT's highest level in 12 weeks. It was 3.99K contracts on Oct 7, 2026. See the CBT open interest history for a longer view.
What is the CBT put/call open interest ratio?
The Cabot put/call open interest ratio was 1.54 as of Nov 4, 2026. Four weeks earlier it was 0.12.
What is Cabot Corporation?
Cabot Corp manufactures and sells a variety of chemicals, materials, and chemical-based products.