Copper prices have climbed 12. 5% since the start of the year, with Nvidia and Broadcom up around the same amount in that time.
Source: [MarketWatch](https://www.marketwatch.com/story/copper-is-shadowing-the-hyperscaler-stocks-but-wait-for-a-dip-before-buying-8fe7adcc?mod=mw_rss_topstories)