Equinix shares fell after the company announced a $3.85 billion debt deal. The firm will use the capital to finance an extensive artificial intelligence infrastructure build-out.

Investors signaled concern over rising leverage and potential pressure on near-term earnings. Recent insider stock sales further amplified the negative market reaction.

The downturn follows a period where the stock traded near 52-week highs. This capital-intensive program creates immediate uncertainty regarding future free cash flow.