Demonic quill
These look like they can be attached to a slayer helmet.
Demonic quill is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 67,196 GP (33m ago) and the low price at 58,537 GP (4m ago). Buying at the low price and selling at the high price would leave 7,316 GP per item after the 2% tax (12.50% of the buy price). 110 were traded in the last 24 hours.
| High | 67,196 GP () |
|---|---|
| Low | 58,537 GP () |
| Tax | 1,343 GP |
| Margin | 7,316 GP |
| ROI | 12.50% |
Buy price (insta-sell / low): 58,537 GP
Sell price (insta-buy / high): 67,196 GP
Margin after tax: 7,316 GP per unit. Grand Exchange tax on a sale is 1,343 GP.
- Members-only item
- Base value: 100,000 GP
Demonic quill price history
- Over the past 7 days, the average high ranged from 35,997 GP to 123,823 GP across 32 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 72,977 GP to 67,196 GP (-5,781 GP, -7.92%).
- Over the past 30 days, the average high ranged from 35,997 GP to 188,000 GP across 139 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 145,798 GP to 67,196 GP (-78,602 GP, -53.91%).
- Over the past 90 days, the average high ranged from 35,997 GP to 199,000 GP across 421 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 166,520 GP to 67,196 GP (-99,324 GP, -59.65%).
- Over the past 90 days, the highest average high was 199,000 GP on 2026-08-12 UTC, and the lowest was 35,997 GP on 2026-11-03 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Demonic quill price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
Is Demonic quill a members-only item?
Demonic quill is a members-only item and requires OSRS membership to trade.
What is Demonic quill's current buy and sell price?
At the latest update, Demonic quill's insta-sell (low) price is 58,537 GP and its insta-buy (high) price is 67,196 GP on the Grand Exchange.
How much Grand Exchange tax applies to Demonic quill?
A sale of Demonic quill pays the standard 2% Grand Exchange tax, which is 1,343 GP per unit at the current price.
Related items
Related tools: This week