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Live borrow fee vs vault fee analytics for tracked synthetics.

What it shows#

  • Live discrepancy matrix: TradFi borrow fee, vault fee (0%), spread, and signal for MSTR, TSLA, NVDA, GME, AAPL.
  • Spread timeline: a point is recorded each time Interactive Brokers publishes a new borrow file.
  • Arbitrage calculator: yearly short cost vs vault cost for a position size.
  • Telemetry: Robinhood Chain block and RPC latency, Pyth feed status, borrow file age.

Signals#

SignalRule
HIGH RISKFewer than 100,000 shares available to borrow
ARBITRAGE OPENSpread (borrow fee − vault fee) ≥ 5%
BALANCEDOtherwise