PutFinder
Screen cash-secured puts daily with transparent, rules-based ranks
PutFinder is a rules-based screening engine for cash-secured puts. Each day it scans the full option chain across a curated universe of liquid US stocks, filters for liquidity and earnings timing, and ranks each setup on premium-versus-downside-buffer using documented indicators like annualized yield, volatility risk premium, Black–Scholes delta, downside buffer, and an earnings gate. You can inspect every input, review a timestamped daily snapshot, and forward-test the ranking over time. It's a transparent research screener, not trade alerts, signals service, or investment advice.