BLBD Open Interest
Blue Bird Corporation (BLBD) had 1.6K open option contracts as of Nov 4, 2026: 942 calls and 655 puts. Open interest fell 36.8% over the past four weeks. The put/call open interest ratio is 0.70, so calls outnumber puts.
Open Interest by Strike
Showing results for BLBD, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for BLBD, 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 BLBD, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for BLBD, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for BLBD, all expirations, calls & puts. View full history
BLBD 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 BLBD have?
Blue Bird had 1.6K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 2.0K contracts.
Is BLBD open interest rising or falling?
Open interest fell 36.8% over the past four weeks. It was 2.53K contracts on Oct 7, 2026. See the BLBD open interest history for a longer view.
What is the BLBD put/call open interest ratio?
The Blue Bird put/call open interest ratio was 0.70 as of Nov 4, 2026. Four weeks earlier it was 0.69.
What is Blue Bird Corporation?
Blue Bird Corp is an American bus manufacturing company.