City Office REIT, Inc. - Common Stock, $0.01 par value (CIO)

Historical Holders from Q2 2014 to Q4 2025

Type / Class
Equity / Common Stock, $0.01 par value
Symbol
CIO on NYSE
Shares outstanding
40,349,933
Price per share
$6.99
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
29,881,792
Total reported value
$207,976,478
% of total 13F portfolios
0%
Share change
+5,032,997
Value change
+$37,420,924
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
145
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of City Office REIT, Inc. - Common Stock, $0.01 par value (CIO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 8.9% $18,604,266 3,584,637 BlackRock, Inc. 31 Dec 2024
GLAZER CAPITAL, LLC 6% $16,794,689 2,412,926 Glazer Capital, LLC 25 Sep 2025
VANGUARD GROUP INC 5.1% $10,709,030 2,063,397 The Vanguard Group 31 Dec 2024
As of 30 Sep 2025, City Office REIT, Inc. - Common Stock, $0.01 par value (CIO) has 145 institutional shareholders filing 13F forms. They hold 29,881,792 shares. of 40,349,933 outstanding shares (74%) .

Top 25 institutional shareholders own 62% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
Newtyn Management, LLC 9.8% 3,938,000 0% 3.4% $27,408,480
BlackRock, Inc. 8.1% 3,273,275 -16% 0% $22,781,995
GLAZER CAPITAL, LLC 5.6% 2,272,878 0.53% $15,819,000
VANGUARD GROUP INC 5.3% 2,137,983 -2.7% 0% $14,880,362
NOMURA HOLDINGS INC 4.4% 1,760,465 +0.01% 0.07% $12,252,836
FIL Ltd 4% 1,614,545 0.01% $11,237,233
MORGAN STANLEY 2.9% 1,163,410 +62% 0% $8,097,340
Capula Management Ltd 2.5% 1,012,582 0.05% $7,047,571
Magnetar Financial LLC 2.5% 989,709 0.04% $6,888,375
GEODE CAPITAL MANAGEMENT, LLC 2.3% 932,395 -0.68% 0% $6,490,913
STATE STREET CORP 2.2% 871,098 +1.9% 0% $6,062,842
NEXPOINT ASSET MANAGEMENT, L.P. 1.9% 764,085 0.47% $5,318,032
RENAISSANCE TECHNOLOGIES LLC 1.2% 480,115 -59% 0% $3,341,600
MILLENNIUM MANAGEMENT LLC 1.1% 454,016 +325% 0% $3,159,951
DIMENSIONAL FUND ADVISORS LP 1% 419,722 -23% 0% $2,921,266
GABELLI FUNDS LLC 0.97% 392,279 0.02% $2,730,262
Carmignac Gestion 0.93% 375,233 0.04% $2,611,622
NORTHERN TRUST CORP 0.85% 343,551 +0.05% 0% $2,391,115
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.84% 340,019 +2.3% 0% $2,366,532
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.84% 337,366 -1.7% 0% $2,348,067
GOLDMAN SACHS GROUP INC 0.77% 311,287 -6% 0% $2,166,557
Versor Investments LP 0.66% 264,979 0.34% $1,844,254
JPMORGAN CHASE & CO 0.65% 261,627 +3.2% 0% $1,820,924
GABELLI & Co INVESTMENT ADVISERS, INC. 0.6% 244,050 0.27% $1,698,588
Sonora Investment Management Group, LLC 0.6% 240,620 -27% 0.12% $1,674,716

Institutional Holders of City Office REIT, Inc. - Common Stock, $0.01 par value (CIO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (% of par) Investors
2025 Q4 6,018 $42,066 -$1,587 699.03% 4
2025 Q3 29,881,792 $207,976,478 +$37,420,924 696% 145
2025 Q2 24,861,703 $132,783,318 -$836,827 534% 126
2025 Q1 25,072,738 $130,120,778 -$2,977,583 519% 136
2024 Q4 25,619,661 $141,394,825 -$3,406,989 552% 142
2024 Q3 26,128,234 $152,575,869 -$326,522 584% 134
2024 Q2 26,151,789 $130,228,492 -$2,349,492 498% 124
2024 Q1 26,587,800 $138,512,599 -$2,229,211 521% 127
2023 Q4 36,952 $225,776 +$118,998 611% 2
2023 Q3 26,076,494 $110,830,952 -$6,417,242 425% 127
2023 Q2 28,053,088 $156,253,096 -$4,940,450 557% 138
2023 Q1 28,484,093 $196,522,320 -$8,765,988 690% 142
2022 Q4 29,364,660 $246,137,539 -$7,079,233 838% 146
2022 Q3 30,036,202 $299,425,703 -$36,113,287 996.97% 138
2022 Q2 32,784,969 $423,125,525 -$10,865,293 1,294.97% 151
2022 Q1 33,831,215 $597,752,255 +$24,887,669 1,765.98% 159
2021 Q4 33,356,818 $657,310,407 +$10,382,332 1,971.94% 147
2021 Q3 32,797,175 $585,918,670 +$29,404,481 1,786.01% 142
2021 Q2 31,297,443 $389,027,483 -$3,768,069 1,243% 133
2021 Q1 31,492,331 $334,463,237 -$16,976,314 1,061.99% 131
2020 Q4 33,157,113 $324,075,071 -$9,760,822 976.98% 123
2020 Q3 34,550,084 $259,893,456 -$19,227,130 752.01% 134
2020 Q2 36,859,601 $370,617,033 -$50,004,591 1,006% 131
2020 Q1 42,493,611 $307,173,091 -$17,452,471 723% 158
2019 Q4 44,292,113 $598,793,974 +$98,537,879 1,351.98% 155
2019 Q3 36,931,309 $531,407,063 +$110,420,937 1,438.99% 140
2019 Q2 29,352,911 $351,939,199 +$873,882 1,199.01% 127
2019 Q1 29,691,325 $335,784,582 -$244,977 1,130.99% 137
2018 Q4 29,748,043 $304,903,815 +$6,898,581 1,025% 134
2018 Q3 28,740,499 $362,638,593 +$48,596,912 1,261.93% 134
2018 Q2 24,630,814 $316,003,180 +$21,090,024 1,283.04% 121
2018 Q1 23,276,423 $269,064,610 +$1,972,606 1,156% 118
2017 Q4 23,065,080 $298,916,224 +$67,202,087 1,301.02% 124
2017 Q3 17,437,023 $240,073,014 +$18,192,865 1,377% 105
2017 Q2 16,098,966 $204,451,157 +$6,962,539 1,270% 102
2017 Q1 15,500,165 $188,317,204 +$56,424,564 1,214.96% 111
2016 Q4 12,048,981 $158,613,672 +$5,415,214 1,316.99% 98
2016 Q3 11,755,730 $149,636,885 +$19,617,711 1,272.93% 96
2016 Q2 10,214,077 $132,572,101 +$28,216,212 1,298.05% 91
2016 Q1 8,203,653 $92,782,866 +$42,139,374 1,140% 83
2015 Q4 4,438,231 $53,848,000 +$1,569,031 1,218.05% 59
2015 Q3 4,294,760 $48,780,000 -$3,671,427 1,136% 60
2015 Q2 4,544,482 $56,350,251 -$1,283,064 1,239.98% 49
2015 Q1 4,665,597 $59,409,000 +$3,314,384 1,272.94% 49
2014 Q4 4,404,733 $56,416,898 +$30,834,891 1,279.99% 42
2014 Q3 1,989,332 $27,013,000 +$4,935,814 1,357.99% 25
2014 Q2 1,629,886 $20,666,000 +$20,649,997 1,267.98% 22