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Blue moon spear

item #28988 · buy limit 15 · 15 days of history backtested
Buy band365.5k
Sell band412.8k
Margin (after tax)39.0k
ROI10.7%
Profit / 4h390.2k
Capital3.65m
Exit0.7h
Risklow
Volume / h15
Buy limit15
TypeMembers

Price chart

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Candles use the GE's average instant-buy (wick top) & instant-sell (wick bottom) per period; bodies show period-to-period mid-price moves — the GE publishes no true open/close. buy bandsell band

Backtest — profit/day per unit by band

Each cell replays this item's history with that buy/sell percentile pair, no lookahead (bands from past data only). ★ = best. Hover a cell for flips & hold time.

buy↓ sell→75%80%85%90%93%97%
5%3.1k3.1k1.9k2.7k2.8k2.8k
8%3.1k3.1k1.9k2.7k2.8k2.8k
12%6.6k6.6k7.3k5.2k5.4k5.4k
16%12.3k12.4k10.3k8.4k8.6k8.6k
20%12.0k12.0k10.2k8.2k8.4k8.4k
25%17.1k17.2k★15.4k14.3k12.5k12.5k

Optimal buy 25% / sell 80% → 8 flips, 17.2k/day per unit (~3.9h hold)  vs  Default 12% / 93% → 4 flips, 5.4k/day  (+221%)

Bands are a starting point, not a promise — the fill model is simplified and popular flips crowd (your buy gets bid up, your sell pushed down). How this works →

Unofficial fan project — not affiliated with or endorsed by Jagex. Data from the OSRS Wiki real-time prices API. A game, not financial advice; nothing here is automated and you shouldn't automate it (it's against Jagex's rules).

For information only - not financial advice. In-game Grand Exchange prices fluctuate and flips can lose value; trade at your own risk.