The expansion happened in 2019 (https://www.cnbc.com/2019/12/09/amazon-to-lease-space-in-manhattan-less-than-a-year-after-hq2-fallout.html https://www.cnbc.com/

The expansion happened in 2019 (https://www.cnbc.com/2019/12/09/amazon-to-lease-space-in-manhattan-less-than-a-year-after-hq2-fallout.html https://www.cnbc.com/2019/12/09/amazon-to-lease-space-in-man...).