How to flip Yew shield in OSRS

Flipping Yew shield on the Old School RuneScape Grand Exchange currently makes about 23 gp profit per item after the 2% GE tax: buy near 135 gp (the instant-sell price) and re-list near 161 gp (the instant-buy price).

• Buy at (instant-sell): 135 gp
• Sell at (instant-buy): 161 gp
• Margin after 2% tax: 23 gp (17.04% ROI)
• Buy limit per 4 hours: 18,000
• 24h volume: 15,991 (very liquid)
• Max profit per limit cycle: 414,000 gp on 2,430,000 gp of capital

The flip, step by step

1. Place a buy offer at or just above 135 gp (the current instant-sell price).
2. Wait for the fill. Yew shield is very liquid right now, so offers usually fill within minutes to a quarter hour.
3. Re-list at or just below 161 gp (the current instant-buy price).
4. The GE takes 3 gp tax (2%) per item when it sells, leaving 23 gp profit each.
5. Repeat up to the buy limit (18,000 per 4 hours), a full cycle is 414,000 gp on 2,430,000 gp of capital.

Margins move constantly. Re-check the live Yew shield numbers and price chart on GrandExchange.com right before committing.