AMGN Open Interest
Amgen Inc (AMGN) had 143.83K open option contracts as of Nov 4, 2026: 77.56K calls and 66.27K puts. Open interest rose 8.9% over the past four weeks, and is AMGN's highest level in 4 weeks. The put/call open interest ratio is 0.85, so calls outnumber puts.
Open Interest by Strike
Showing results for AMGN, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for AMGN, 2026-11-06(w), calls & puts
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Highest Open Interest Options
Showing results for AMGN, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for AMGN, 2026-11-06(w), calls & puts. View all expiries
Open Interest History
Showing daily totals for AMGN, all expirations, calls & puts. View full history
AMGN 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 AMGN have?
Amgen had 143.83K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 128.06K contracts.
Is AMGN open interest rising or falling?
Open interest rose 8.9% over the past four weeks, and is AMGN's highest level in 4 weeks. It was 132.04K contracts on Oct 7, 2026. See the AMGN open interest history for a longer view.
What is the AMGN put/call open interest ratio?
The Amgen put/call open interest ratio was 0.85 as of Nov 4, 2026. Four weeks earlier it was 1.04.
What is Amgen Inc?
Amgen is a leader in biotechnology-based human therapeutics.