Cannon base trades around 199k gp now, -0.2% this week, 7-day range 192k–199k.
Flippers place a buy offer near the low and sell near the high.
“The cannon is built on this.”
Cannon base last traded at 204,999 gp (insta-buy) and 192,195 gp (insta-sell) on the Grand Exchange. After the GE tax on a sale, that leaves a margin of 8,705 gp per item. 392 were traded in the last 24 hours. It is a members' item.
Hourly mid price, the average of the buy and sell prices. Volume counts both sides.
Daily GE guide prices from 28 Mar 2015 to 11 Oct 2026, from the OSRS Wiki. Data as of 11 Oct 2026.
Tax: Selling one at 204,999 gp costs 4,099 gp in tax (2% of the sale price, rounded down, capped at 5m gp). Tax-exempt items →
Cannon base last sold for 192,195 gp (instant sell) and was last bought for 204,999 gp (instant buy) on the Grand Exchange.
You can buy 70 Cannon base every 4 hours. The 4 hours start from your first purchase, and only buying counts towards the limit.
High alchemy turns Cannon base into 112,500 gp. Buying one at 204,999 gp and casting with a nature rune at 138 gp costs 205,137 gp. That is a loss of 92,637 gp per cast at the latest prices, so it is not worth alching for profit right now.
No. Selling one at 204,999 gp costs 4,099 gp in tax (2% of the sale price, rounded down, capped at 5m gp).
The highest daily guide price on record for Cannon base is 213,370 gp, on 12 Aug 2026. The lowest is 169,836 gp, on 26 Jun 2015.