What happened

Autonomous drone delivery company Zipline closed a new $1.5 billion funding round. The round brings the company's valuation to $21.5 billion.

Walmart partnership grows

Alongside the funding, Zipline is expanding its drone delivery partnership with retail giant Walmart. This suggests drone delivery is moving from pilot projects toward broader operations.

Why it matters

Drone delivery targets the last mile of logistics. A raise of this size shows investor interest in autonomous delivery infrastructure remains strong.

Limited detail

The source does not specify which investors participated, the scope of the Walmart partnership, or which regions the operations will expand into.