Market summary
Grand Exchange turnover hit 4.19T gp on 2026-08-05. Sector indices were broadly calm — Herbs (+0.61%) and Runes & Ammo (+0.47%) led gains, while F2P Staples (-0.23%) and High Alch Staples (-0.08%) dragged. The standout story of the day is a sharp dump in Saradomin brew(4), down nearly 15%.
Top movers
- Rum +1.16% (+214 gp) → 398 gp
- Menaphite remedy(3) +0.62% (+892 gp) → 2,324 gp
- Steel keel parts +0.25% (+753 gp) → 3,711.5 gp
- Pillar potion (unf) -0.24% (-552 gp) → 1,720 gp
- Sunlight antelope fur -0.30% (-153 gp) → 351.5 gp
- Maple leaves -0.33% (-105 gp) → 213.5 gp
Sector indices
- Herbs +0.61%
- Runes & Ammo +0.47%
- Skilling Supplies +0.17%
- PvM Gear +0.15%
- ZUL-20 (broad) +0.07%
- PvM Consumables -0.07%
- High Alch Staples -0.08%
- F2P Staples -0.23%
Anomalies
50 notable signals fired today. Headliner: Saradomin brew(4) flagged as a DUMP, severity 100, crashing -14.77% — worth watching for a bounce or further bleed. Volume surges (severity 100, all modest price moves) hit Crushed nest (-1.22%), Shark lure (+0.69%), Dynamite (+0.60%), and Red chinchompa (-0.34%) — activity spiking without big price dislocation, consistent with heavy flipping rather than panic.
Game updates
Wyrmscraig & Sailing Changes (high impact): new Sailing skill content and the Wyrmscraig area are expected to introduce fresh skilling materials, gear, and rewards, with potential to shift demand across multiple markets in the days ahead. No direct item-level correlation confirmed in today's data yet — worth tracking Skilling Supplies and Herbs indices as this content lands.
Alch arbitrage
Buy below High Alch value, cast, pocket the difference (nature rune already priced in):
- Torn prayer scroll — buy 35,000 gp → alch 47,838 gp | profit/cast 12,838 gp | 15,405,600 gp/hr
- Mystic set (blue) — buy 139,100 gp → alch 140,838 gp | profit/cast 1,738 gp | 2,085,600 gp/hr
- Shield left half — buy 64,101 gp → alch 65,838 gp | profit/cast 1,737 gp | 2,084,400 gp/hr
- Dragon med helm — buy 58,362 gp → alch 59,838 gp | profit/cast 1,476 gp | 1,771,200 gp/hr
- Mystic gloves — buy 4,500 gp → alch 5,838 gp | profit/cast 1,338 gp | 1,605,600 gp/hr
Torn prayer scroll is the clear standout — best profit/cast and gp/hr by a wide margin.