How to flip Stamina potion(3) in OSRS

Flipping Stamina potion(3) on the Old School RuneScape Grand Exchange currently makes about 63 gp profit per item after the 2% GE tax: buy near 2,103 gp (the instant-sell price) and re-list near 2,210 gp (the instant-buy price).

• Buy at (instant-sell): 2,103 gp
• Sell at (instant-buy): 2,210 gp
• Margin after 2% tax: 63 gp (3.00% ROI)
• Buy limit per 4 hours: 2,000
• 24h volume: 10,318 (very liquid)
• Max profit per limit cycle: 126,000 gp on 4,206,000 gp of capital

The flip, step by step

1. Place a buy offer at or just above 2,103 gp (the current instant-sell price).
2. Wait for the fill. Stamina potion(3) is very liquid right now, so offers usually fill within minutes to a quarter hour.
3. Re-list at or just below 2,210 gp (the current instant-buy price).
4. The GE takes 44 gp tax (2%) per item when it sells, leaving 63 gp profit each.
5. Repeat up to the buy limit (2,000 per 4 hours), a full cycle is 126,000 gp on 4,206,000 gp of capital.

Margins move constantly. Re-check the live Stamina potion(3) numbers and price chart on GrandExchange.com right before committing.