A thick, foul-smelling, tar-like substance with a green tinge.
13 gp
Updated 1h ago
Guam tar is currently trading at 13 gp on the Grand Exchange and is down 13.3% over the last 24 hours. Current instant-buy and instant-sell prices are 14 gp and 11 gp.
Category: other · Members only · View on OSRS Wiki
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Guam Tar is a members-only item on the OSRS Grand Exchange in the other category.
In-game examine text: "A thick, foul-smelling, tar-like substance with a green tinge."
It has a Grand Exchange buy limit of 7,000 every four hours, a high alchemy value of 1 gp, and item ID 10142.
Margin: -3 gp per flip
Volume: 505,877 trades / 24h
Buy limit: 7000 every 4 hours
Max profit/cycle: -21,000 gp
Verdict: High margin, low liquidity
Guam Tar currently has a flip margin of −3 gp, which isn't profitable to flip right now despite 505,877 trades over the last 24 hours.
Items with negative or zero margins like this are better watched than actively flipped until the spread widens.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 1h ago(8/5/2026) | 14 | 67 | — | – | – |
| 2h ago(8/5/2026) | — | – | 11 | 15 | – |
| 2h ago(8/5/2026) | — | – | 11 | 3857 | – |
| 3h ago(8/5/2026) | — |
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| – |
| 11 |
| 1283 |
| – |
| 4h ago(8/5/2026) | — | – | 9 | 45 | – |
| 5h ago(8/5/2026) | — | – | 11 | 200 | – |
| 5h ago(8/5/2026) | 7 | 135 | — | – | – |
| 5h ago(8/5/2026) | 14 | 4770 | — | – | – |
| 6h ago(8/5/2026) | 14 | 2760 | — | – | – |
| 6h ago(8/5/2026) | — | – | 20 | 20 | – |
| 6h ago(8/5/2026) | — | – | 20 | 10 | – |
| 7h ago(8/5/2026) | 14 | 4000 | 15 | 278 | 1 |
| 7h ago(8/5/2026) | 14 | 30 | — | – | – |
| 7h ago(8/5/2026) | — | – | 9 | 8880 | – |
| 8h ago(8/5/2026) | 8 | 1275 | — | – | – |
| 8h ago(8/5/2026) | 10 | 112 | — | – | – |
| 8h ago(8/5/2026) | — | – | 11 | 75 | – |
| 8h ago(8/5/2026) | — | – | 15 | 224 | – |
| 8h ago(8/5/2026) | — | – | 9 | 4695 | – |
| 9h ago(8/5/2026) | 13 | 4772 | — | – | – |
| 10h ago(8/5/2026) | — | – | 20 | 2000 | – |
| 10h ago(8/5/2026) | 14 | 45 | — | – | – |
| 10h ago(8/5/2026) | 14 | 75 | — | – | – |
| 11h ago(8/5/2026) | 14 | 15 | — | – | – |
| 11h ago(8/5/2026) | 14 | 1725 | 11 | 225 | 0 |
| 15h ago(8/4/2026) | 14 | 13670 | — | – | – |
| 15h ago(8/4/2026) | 14 | 720 | — | – | – |
| 16h ago(8/4/2026) | 14 | 1020 | — | – | – |
| 17h ago(8/4/2026) | 14 | 30 | — | – | – |
| 17h ago(8/4/2026) | 14 | 90 | 15 | 780 | 1 |
| 17h ago(8/4/2026) | 14 | 60 | — | – | – |
| 17h ago(8/4/2026) | 14 | 60 | — | – | – |
| 17h ago(8/4/2026) | 14 | 8760 | — | – | – |
| 18h ago(8/4/2026) | 14 | 30 | — | – | – |
| 18h ago(8/4/2026) | 14 | 810 | — | – | – |
| 18h ago(8/4/2026) | 14 | 1485 | — | – | – |
Silk
13 gp