October 29, 2021 SPX Short Vertical Put 7 DTE s1 signal Options Backtest spintwig.com Options 7 DTE, backtest, Cash Secured, Hold Till Expiration, s1 signal, Short Vertical Put, SPY/SPX 14
June 17, 2019 SPY Short Vertical Put Spread 45 DTE Options Backtest spintwig.com Options 45 DTE, backtest, Cash Secured, Early Management, Hold Till Expiration, Short Vertical Put, SPY/SPX 142
