City Office REIT
CIO
CIO was delisted on the 8th of January, 2026.
137 hedge funds and large institutions have $130M invested in City Office REIT in 2025 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 29 increasing their positions, 54 reducing their positions, and 17 closing their positions.
1.66% less ownership
Funds ownership: 63.82% → 62.16% (-1.7%)
4% less funds holding
Funds holding: 142 → 137 (-5)
8% less capital invested
Capital invested by funds: $141M → $130M (-$11.2M)
24% less first-time investments, than exits
New positions opened: 13 | Existing positions closed: 17
26% less call options, than puts
Call options by funds: $458K | Put options by funds: $616K
46% less repeat investments, than reductions
Existing positions increased: 29 | Existing positions reduced: 54
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SBH
Segall Bryant & Hamill
Chicago,
Illinois
|
+$1.46M |
| 2 |
BlackRock
New York
|
+$953K |
| 3 |
SIMG
Sonora Investment Management Group
Tucson,
Arizona
|
+$648K |
| 4 |
Morgan Stanley
New York
|
+$345K |
| 5 |
MAM
Martingale Asset Management
Boston,
Massachusetts
|
+$282K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AQR Capital Management
Greenwich,
Connecticut
|
-$700K |
| 2 |
HF
HRT Financial
New York
|
-$600K |
| 3 |
YIH
Y-Intercept (HK)
Hong Kong
|
-$560K |
| 4 |
JP Morgan Chase
New York
|
-$481K |
| 5 |
Goldman Sachs
New York
|
-$424K |
CIO Hedge Fund Activity: Q1 2025 in Review
137 of the 7,471 institutional investors tracked by Wall St. Rank reported a position in City Office REIT (CIO) for Q1 2025, worth a combined $130M — down 7.9% from $141M a quarter earlier.
Sellers outnumbered buyers: 17 funds closed out of CIO and 13 opened new positions — a net loss of 4 holders — while 54 trimmed existing stakes and 29 added.
The largest buyer was Segall Bryant & Hamill, opening a new position worth an estimated $1.46M. The largest seller was AQR Capital Management, cutting an estimated $700K.
- 137 institutional investors held City Office REIT (CIO) as of Q1 2025, down from 142 in Q4 2024.
- Funds reported $130M of City Office REIT stock for Q1 2025, down 7.9% quarter-over-quarter.
- 13 funds opened new City Office REIT positions in Q1 2025 and 17 closed out, a net change of -4 holders.
- The largest City Office REIT buyer in Q1 2025 was Segall Bryant & Hamill, an estimated $1.46M added.
- The largest City Office REIT seller in Q1 2025 was AQR Capital Management, an estimated $700K sold.
Based on aggregated 13F filings for Q1 2025.