Federal Reserve total balance sheet assets, WALCL series (weekly from FRED)
Why: The Federal Reserve total asset holdings. Expansion means money printing (bullish for risk assets). Contraction means tightening.
Category: macro. Macro economic indicators track monetary policy, liquidity conditions, and traditional market positioning. Changes in these metrics often lead Bitcoin price moves by days or weeks.
Source: FRED (Federal Reserve). Updated: Hourly.
API: GET /api/metrics/fed-balance