BNB/ETH Ratio Z-Score Mean Reversion Long-Spread Pair (4H)

A DOLLAR-NEUTRAL CROSS-ASSET RELATIVE-VALUE PAIR strategy: simultaneously LONG BNBUSDT and SHORT ETHUSDT in equal dollar notional, triggered by extreme NEGATIVE z-scores of the BNB/ETH ratio. RATIONALE driven by the now-DEFINITIVE session finding (8+ strategies analyzed, every long-only OHLCV trend-following on alt-perps failed post-optimization — even the previously-approved DOT Supertrend was abandoned after walk-forward revealed concentrated time-window edge): the session-wide TIER 1 (path-dependent trend-following) is now empirically EMPTY, TIER 2 (channel breakouts) regime-decayed, TIER 3 (oscillators) has no edge. The analyst's explicit recommendation is to PIVOT hypothesis generation toward: '(1) shorter-timeframe mean reversion, (2) options-based delta-neutral, (3) cross-asset relative-value pairs (e.g., long-short BTC/ETH), or (4) wait.' Cross-asset pairs are the most validated of these options because the pipeline already has 1 pair (ETH/BTC) — adding a SECOND independent pair diversifies WITHIN the analyst-endorsed class. BNB/ETH is the chosen second pair because: (a) Both BNB and ETH have 5+ years of deep Binance USD-M perp data, (b) BNB/ETH has been one of the more RANGE-BOUND major-cap ratios historically (BNB roughly 5-15% of ETH price across regimes — much more stationary than SOL/ETH or LINK/ETH which have shown strong trends), (c) Both are major-cap with deep order books and minimal slippage, (d) BNB's edge factors (Binance ecosystem flows, BNB Chain DeFi activity) are LARGELY UNCORRELATED with ETH's edge factors (general DeFi, L1 dominance, ETH staking yields) — so the ratio captures genuine relative-value flow rather than directional crypto beta. DESIGN CHOICES that ELIMINATE every session failure mode: (a) Dollar-neutral by construction (eliminates beta-to-crypto exposure that killed all directional alt-perp strategies in 2025-2026), (b) MR on a STATIONARY SPREAD (not on absolute price — failed for XRP/ETH), (c) ZERO supplementary data dependency, (d) NOT contrarian short on a single instrument (failed on BTC funding), (e) NOT oscillator entry (failed 3 times), (f) NOT trend-following on alt-perp (failed 8+ times), (g) MAXIMALLY SIMPLE — only 2 decision parameters (z-score lookback, entry threshold).