Keyless US stock and index option chains from Cboe: unusual activity where today's volume dwarfs open interest, the filtered option chain with implied volatility, greeks, open interest and volume, and a per-symbol summary with put/call ratios and 30-day implied vol. Pay per row.
Publisher description, verbatim
Last 7 dayson this actor
2other changes
Each one reaches followers by email the morning after.Follow this actor
Key figures30 readings
Price / 1k$4.00per 1,000 option_row
Users / 30d15↓ 4 over 30 readings
Users, all time103↑ 16 over 30 readings
Runs / 30d156↓ 321 over 30 readings
Runs / user / mo10.4runs per monthly user
Standing
#1of 3
on Cboe Global Markets, by users in the last 30 days among actors classified to this platform.
Store search presence
2top-10 keywords
best #5 for “interest”
interest#5
activity#9
re-crawled daily
Recorded changes
2026-09-20changeAdoption milestonepassed 100 total users—on record
2026-09-19qualityQuality grade changedC → B—on record
2026-09-01qualityQuality grade changedB → C—on record
showing 3 of 3 in the last 30 days · followers get the next one by email