UCTT Open Interest
Ultra Clean Holdings Inc (UCTT) had 32.47K open option contracts as of Nov 4, 2026: 18.07K calls and 14.4K puts. Open interest rose 20.6% over the past four weeks, and is UCTT's highest level in 12 weeks. The put/call open interest ratio is 0.80, so calls outnumber puts.
Open Interest by Strike
Showing results for UCTT, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for UCTT, 2026-11-20(m), calls & puts
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| Put Open Interest Total | |
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Highest Open Interest Options
Showing results for UCTT, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for UCTT, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for UCTT, all expirations, calls & puts. View full history
UCTT 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 UCTT have?
Ultra Clean had 32.47K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 23.57K contracts.
Is UCTT open interest rising or falling?
Open interest rose 20.6% over the past four weeks, and is UCTT's highest level in 12 weeks. It was 26.92K contracts on Oct 7, 2026. See the UCTT open interest history for a longer view.
What is the UCTT put/call open interest ratio?
The Ultra Clean put/call open interest ratio was 0.80 as of Nov 4, 2026. Four weeks earlier it was 0.22.
What is Ultra Clean Holdings Inc?
Ultra Clean Holdings Inc, through its subsidiaries, manufactures and supplies production tools, modules, and subsystems for the semiconductor capital equipment industry.