CF Unusual Option Activity
CF Industries Holding Inc (CF) option volume on Nov 4, 2026 was 8.9% of open interest, well above the 20-day average of 3.9%. Calls made up 31.5% of the volume. Relative to open interest, that was CF's most active day in 8 weeks.
CF 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 CF seeing unusual options activity?
On Nov 4, 2026, CF Industries options traded 7.33K contracts against 82.48K open, a volume to open interest ratio of 0.09, well above its 20-day average. The table above lists the contracts with the highest ratios.
Are CF traders trading more calls or puts?
Calls made up 31.5% of CF Industries option volume on Nov 4, 2026, a put/call ratio of 2.17, so puts outnumber calls. The CF option volume chart shows calls and puts by strike.
What is CF Industries Holding Inc?
CF Industries is a leading producer and distributor of nitrogen, which is primarily used in fertilizers.