SPY Unusual Option Activity
SPDR S&P 500 ETF Trust (SPY) option volume on Nov 6, 2026 was 68.1% of open interest, in line with the 20-day average of 70.4%. Calls made up 45.7% of the volume.
SPY Unusual Options FAQ
What makes option activity unusual?
Option activity is usually called unusual when a contract trades much more volume than its open interest, which can mean traders are opening new positions.
Is SPY seeing unusual options activity?
On Nov 6, 2026, SPY options traded 12.19M contracts against 17.9M open, a volume to open interest ratio of 0.68, in line with its 20-day average. The table above lists the contracts with the highest ratios.
Are SPY traders trading more calls or puts?
Calls made up 45.7% of SPY option volume on Nov 6, 2026, a put/call ratio of 1.19, so puts outnumber calls. The SPY option volume chart shows calls and puts by strike.