City Office REIT, Inc.

Historical 13F Holders

Symbol
CIO
CUSIP
178587101
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Each filer's latest filing for 178587101 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 8.9% 2/5/2025
Event 12/31/2024
Glazer Capital, LLC 13G
6.0% 10/23/2025
Event 9/25/2025
Vanguard Group Inc 13G/A 5.1% 1/31/2025
Event 12/31/2024
Under 5%, checked the "5 percent or less" box, or amended by a later filing (1)
Newtyn Management, LLC 13G/A
6.9%
Checked 5% or less
2/17/2026
Event 12/31/2025

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q2 1 1.00 $7.00
2026 Q1 2 107 $748.00
2025 Q4 153 31.1 M $217 M
2025 Q3 153 30.1 M $210 M
2025 Q2 133 25.2 M $135 M
2025 Q1 145 25.1 M $130 M
2024 Q4 149 25.6 M $141 M
2024 Q3 141 26.5 M $155 M
2024 Q2 134 26.9 M $134 M
2024 Q1 139 27.9 M $145 M
2023 Q4 135 29.1 M $178 M
2023 Q3 135 26.8 M $114 M
2023 Q2 146 28.1 M $157 M
2023 Q1 154 28.7 M $198 M
2022 Q4 159 31.2 M $262 M
2022 Q3 150 30.5 M $304 M
2022 Q2 166 35.7 M $463 M
2022 Q1 174 34.4 M $608 M
2021 Q4 161 33.6 M $662 M
2021 Q3 153 32.8 M $586 M
2021 Q2 142 31.3 M $389 M
2021 Q1 140 31.5 M $335 M
2020 Q4 134 34.2 M $334 M
2020 Q3 144 34.6 M $260 M
2020 Q2 140 37.0 M $372 M
2020 Q1 175 43.9 M $320 M
2019 Q4 169 45.1 M $609 M
2019 Q3 148 37.1 M $534 M
2019 Q2 140 29.8 M $357 M
2019 Q1 147 30.5 M $345 M
2018 Q4 147 30.2 M $309 M
2018 Q3 148 29.5 M $372 M
2018 Q2 131 25.3 M $325 M
2018 Q1 122 23.4 M $270 M
2017 Q4 130 23.1 M $301 M
2017 Q3 109 17.5 M $240 M
2017 Q2 108 16.8 M $214 M
2017 Q1 114 15.6 M $189 M
2016 Q4 102 12.1 M $160 M
2016 Q3 99 11.8 M $150 M
2016 Q2 93 10.2 M $133 M
2016 Q1 83 8.20 M $93.5 M
2015 Q4 61 4.57 M $55.5 M
2015 Q3 61 4.33 M $49.3 M
2015 Q2 53 4.60 M $57.2 M
2015 Q1 50 4.67 M $59.4 M
2014 Q4 43 4.40 M $56.4 M
2014 Q3 27 1.99 M $27.0 M
2014 Q2 23 1.63 M $20.7 M