Fed Net Liquidity

Net Liquidity: It's calculated as:
⬆️ Size of the Fed's Balance Sheet (WALCL)
⬇️ Minus how much of that has been sucked out into the Treasury (WTREGEN)
⬇️ Minus how much has been sucked out into Reverse Repo (RRPONTSYD)

Apparently predicts direction of SP500 with high accuracy