Aurora makes self-driving vehicle technology for cars and trucks. (Aurora Innovations Photo)

Amazon says it owns 5.2% of Aurora Innovations, the Pittsburgh-based self-driving vehicle technology company that went public in November through a special purpose acquisition company (SPAC) merger.

The Seattle-based tech giant disclosed the Aurora stake in a Securities and Exchange Commission filing Wednesday afternoon. Amazon first invested in Aurora in February 2019. Uber took a 26% stake in Aurora when it sold its self-driving car unit to the company in December 2020.

Amazon’s stake in Aurora is part of a broader set of investments in transportation companies. In separate filings Wednesday afternoon:

Amazon has ordered 100,000 electric vehicles from Rivian for package deliveries.

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