Affirm stock grew 430% in 2023, outperforming all US tech companies worth $5B+ and rebounding from 2022's 90% fall, thanks to partnerships with Amazon, others (Annie Palmer/CNBC)

Annie Palmer / CNBC:
Affirm stock grew 430% in 2023, outperforming all US tech companies worth $5B+ and rebounding from 2022's 90% fall, thanks to partnerships with Amazon, others  —  - Affirm shares have skyrocketed more than 400% this year, outperforming all U.S. tech companies worth $5 billion or more.