COMEX Copper Vault
♀
Copper
427.1K st
~$2.7M
7-Day Change
▲
+3.5%
Vault Flow (24h)
▲ +641 short tons~$4K
FILLING
Paper-to-Physical Ratio
0:1Days of Supply
347 days
Deliveries (30d)
3,213 contracts
80.33M st ~$513.0M
Total in Vaults
633.7K st
~$4.0M
Data Verified
Data as of 2026-05-20
Inventory Trend
Registered metal in vaults — last 3 months
Coming soon
Price-vs-inventory overlay, related Vance commentary, and warehouse-level breakdown.
Physical Flow vs Book Change
Metal moving in and out of the vault vs how the records changed
Metal Moving
↘ Received
+2.0K st
↗ Withdrawn
-1.3K st
Net Flow
▲ +641 short tons
Book Changes
Registered
▲ +800 short tons
Eligible
▼ -159 short tons
Net Change
▲ +641 short tons
Metal moving = what physically entered or left the vault. Book changes = warrants being reclassified between registered and eligible. The two numbers differ when records catch up to physical activity on different days.