TVC:MOVE   ICE BofAML U.S. Bond Market Option Volatility Estimate Index
This chart plots the MOVE vs VOLI vs SPX.

the gap in MOVE and VOLI has direct impact on SPX.

Disclaimer

The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.