 LOS ANGELES--BUSINESS WIRE--Kilroy Realty Corporation NYSE: KRC today reported financial results for its first quarter ended March 31, 2021. COVID-19 Pandemic Key Business Update Operations Collected 96 of contractual first quarter rent billings across all property types, including 98 from office and life science tenants The collection rate for April across all property types was 95, including 97 from office and life science tenants, as of the date of this release Limited lease expirati 