STO (STO) Open Interest
Total STO futures open interest with a 30-day trend and per-exchange split.
$4.10M
Open Interest
USD notional, all venues
-45.79%
30-Day Change
vs $7.56M
7
Exchanges
with live STO futures OI
Largest Venue
64.5% share
STO Open Interest — Last 30 Days
Hourly total USD notional across all tracked exchanges
Rising open interest with rising price signals new money entering STO longs; falling OI signals positions being closed.
STO Open Interest by Exchange
Latest hourly snapshot · USD notional and market share