Penguin mask
P2PBuy limit: 4·last trade 42m ago
Confidence
Will it fill?25%
Will it profit?71%
Joint confidence18%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at18,307
Buy fills10%
Sell at18,786
Sell fills0%
Net / item104 (0.6%)
Est. profit / 4h416
4 units · round-trip fill 0%
Insta-sell
15,556
cheapest buy (full spread)
Insta-buy
21,537
dearest sell (full spread)
Gross margin
5,981
GE tax
430
2% per item, max 5M
Net margin
5,551
35.7% ROI
Volatility
43.1%
price noise (1h history)
How to flip the Penguin mask
The Penguin mask is a members-only Old School RuneScape item — “Thankfully this doesn't reset every week.”. Its Grand Exchange buy limit is 4 per 4 hours. Right now it buys at 15,556 gp and sells at 21,537 gp — a net margin of 5,551 gp (35.7% ROI) after the 2% Grand Exchange tax of 430 gp. High alchemy yields 720 gp.
To flip it, place a buy offer near 15,556 gp and a sell offer near 21,537 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume15%
Two-sided liquidity0%
Recent activity70%
Size vs market20%
Why this profit score
Spread persistence40%
No price spike100%
Margin plausibility92%