King worm
They're a gnome delicacy apparently.
King worm is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 366 GP (1m ago) and the low price at 338 GP (21m ago). Buying at the low price and selling at the high price would leave 21 GP per item after the 2% tax (6.21% of the buy price). You can buy up to 13,000 every four hours. High Alchemy would lose 503 GP per cast if you bought it at the low price and paid for the nature rune. 8,608 were traded in the last 24 hours.
| High | 366 GP () |
|---|---|
| Low | 338 GP () |
| Tax | 7 GP |
| Margin | 21 GP |
| ROI | 6.21% |
| Buy limit | 13,000 every 4 hours |
| High alchemy | 1 GP |
Buy price (insta-sell / low): 338 GP
Sell price (insta-buy / high): 366 GP
Margin after tax: 21 GP per unit. Grand Exchange tax on a sale is 7 GP.
Buy limit: 13,000 every 4 hours.
The full buy limit of 13,000 King worm costs 4,394,000 GP at the current buy price. Across that quantity, the after-tax margin is 273,000 GP.
- Grand Exchange buy limit: 13,000 every 4 hours
- Members-only item
- High alchemy value: 1 GP
- Low alchemy value: 1 GP
- Base value: 2 GP
King worm price history
- Over the past 7 days, the average high ranged from 340 GP to 465 GP across 78 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 448 GP to 413 GP (-35 GP, -7.81%).
- Over the past 30 days, the average high ranged from 248 GP to 999 GP across 329 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 587 GP to 413 GP (-174 GP, -29.64%).
- Over the past 90 days, the average high ranged from 248 GP to 4,500 GP across 1,015 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 495 GP to 413 GP (-82 GP, -16.57%).
- Over the past 90 days, the highest average high was 4,500 GP on 2026-08-21 UTC, and the lowest was 248 GP on 2026-10-24 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "King worm price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for King worm?
You can buy up to 13,000 King worm every 4 hours on the Grand Exchange.
Is King worm a members-only item?
King worm is a members-only item and requires OSRS membership to trade.
What is King worm's current buy and sell price?
At the latest update, King worm's insta-sell (low) price is 338 GP and its insta-buy (high) price is 366 GP on the Grand Exchange.
How much Grand Exchange tax applies to King worm?
A sale of King worm pays the standard 2% Grand Exchange tax, which is 7 GP per unit at the current price.
What does a full buy limit of King worm cost?
Buying the full limit of 13,000 King worm costs 4,394,000 GP at the current insta-sell price of 338 GP each.