 LOS ANGELES--BUSINESS WIRE--Kilroy Realty Corporation NYSE: KRC today reported financial results for its fourth quarter ended December 31, 2020. COVID-19 Pandemic Key Business Update Operations Collected 96 of contractual fourth quarter rent billings across all property types, including 98 from office and life science tenants. Excluding rent relief provided to certain tenants, collected 97 across all property types, including 98 from office and life science tenants The collection rate f 