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Feb 9, 2023 11:19AM Form SC 13G/A CORPORATE OFFICE PROPERT Filed by: VANGUARD GROUP INC
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Feb 9, 2022 03:46PM Form SC 13G/A CORPORATE OFFICE PROPERT Filed by: VANGUARD GROUP INC
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Jan 27, 2022 11:06AM
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Feb 8, 2021 10:20AM Form SC 13G/A CORPORATE OFFICE PROPERT Filed by: FMR LLC
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Mar 11, 2019 09:05AM Form SC 13G/A CORPORATE OFFICE PROPERT Filed by: FMR LLC
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Feb 13, 2018 09:46AM Form SC 13G CORPORATE OFFICE PROPERT Filed by: FMR LLC
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Feb 14, 2017 02:03PM Form SC 13G CORPORATE OFFICE PROPERT Filed by: LASALLE INVESTMENT MANAGEMENT SECURITIES LLC
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Feb 16, 2016 09:34AM Form SC 13G/A CORPORATE OFFICE PROPERT Filed by: BROOKFIELD INVESTMENT MANAGEMENT INC.
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