CLS Open Interest
Celestica Inc (CLS) had 177.07K open option contracts as of Nov 4, 2026: 115.21K calls and 61.86K puts. Open interest rose 42.5% over the past four weeks. The put/call open interest ratio is 0.54, so calls outnumber puts.
Open Interest by Strike
Showing results for CLS, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for CLS, 2026-11-06(w), calls & puts
| Call Open Interest Total | |
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| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for CLS, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for CLS, 2026-11-06(w), calls & puts. View all expiries
Open Interest History
Showing daily totals for CLS, all expirations, calls & puts. View full history
CLS 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 CLS have?
Celestica had 177.07K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 145.59K contracts.
Is CLS open interest rising or falling?
Open interest rose 42.5% over the past four weeks. It was 124.3K contracts on Oct 7, 2026. See the CLS open interest history for a longer view.
What is the CLS put/call open interest ratio?
The Celestica put/call open interest ratio was 0.54 as of Nov 4, 2026. Four weeks earlier it was 0.64.
What is Celestica Inc?
Celestica Inc offers supply chain solutions.