Tutorials · Concepts
Market concepts, explained with data
Statistical reads on topics the iyurek.ai community asks about all the time — open to everyone, no account needed.
Derivatives & Options
SPX vs SPY: why use it as a proxy
Same exposure to the S&P 500, different mechanics and tax treatment — and why SPY is the data window you use to read SPX.
6 minRead
QQQ vs NQ/MNQ: why use it as a proxy
Same Nasdaq-100 basket, completely different mechanics and tax treatment — and why QQQ is the options window you're missing if you only watch the futures.
7 minRead