The funding edge. Costs shown in full.

By sub-period. Same rules.

The same backtest, sliced by date and never re-fitted. Total return over each window, net of the fee per side + slippage shown.

Cadence5 + 5 bps3 + 3 bps2 + 2 bpsNo cost (bound)5× margin
Full window · 2022-01-01 → 2026-09-03 · 1707 days
weekly+2.44%+6.69%+8.89%+13.40%closed 2022-07-18
biweekly+4.73%+7.01%+8.16%+10.51%closed 2022-02-07
monthly+5.25%+6.46%+7.07%+8.30%closed 2022-02-07
2026H1 · 2026-01-01 → 2026-06-30 · 181 days
weekly−0.32%−0.16%−0.08%+0.08%closed 2026-01-06
biweekly−0.15%−0.07%−0.03%+0.06%held
monthly−0.03%−0.01%+0.01%+0.03%held
2026Q3 to date · 2026-07-01 → 2026-09-03 · 65 days
weekly−0.34%−0.11%+0.01%+0.25%closed 2026-08-20
biweekly+0.02%+0.11%+0.16%+0.25%closed 2026-08-20
monthly+0.09%+0.12%+0.14%+0.17%closed 2026-08-20

Data ends 2026-09-03; 2026-09-04 left out (incomplete funding settlements). Margin: 5× on the short leg, a fresh account at each window’s start, one 200 bps basis shock, at 5 + 5 bps.