City Office REIT
CIO
CIO was delisted on the 8th of January, 2026.
124 hedge funds and large institutions have $165M invested in City Office REIT in 2023 Q4 according to their latest regulatory filings, with 15 funds opening new positions, 43 increasing their positions, 37 reducing their positions, and 21 closing their positions.
99% more call options, than puts
Call options by funds: $1.19M | Put options by funds: $598K
45% more capital invested
Capital invested by funds: $114M → $165M (+$51.4M)
16% more repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 37
0.65% more ownership
Funds ownership: 67.02% → 67.67% (+0.65%)
5% less funds holding
Funds holding: 130 → 124 (-6)
29% less first-time investments, than exits
New positions opened: 15 | Existing positions closed: 21
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$3.06M |
| 2 |
JP Morgan Chase
New York
|
+$1.55M |
| 3 |
Millennium Management
New York
|
+$922K |
| 4 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$742K |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$569K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Balyasny Asset Management
Chicago,
Illinois
|
-$2.9M |
| 2 |
State Street
Boston,
Massachusetts
|
-$1.29M |
| 3 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
-$620K |
| 4 |
Morgan Stanley
New York
|
-$559K |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
-$535K |
CIO Hedge Fund Activity: Q4 2023 in Review
124 of the 6,869 institutional investors tracked by Wall St. Rank reported a position in City Office REIT (CIO) for Q4 2023, worth a combined $165M — up 45% from $114M a quarter earlier.
Sellers outnumbered buyers: 21 funds closed out of CIO and 15 opened new positions — a net loss of 6 holders — while 37 trimmed existing stakes and 43 added.
The largest buyer was Goldman Sachs, adding an estimated $3.06M. The largest seller was Balyasny Asset Management, cutting an estimated $2.9M.
- 124 institutional investors held City Office REIT (CIO) as of Q4 2023, down from 130 in Q3 2023.
- Funds reported $165M of City Office REIT stock for Q4 2023, up 45% quarter-over-quarter.
- 15 funds opened new City Office REIT positions in Q4 2023 and 21 closed out, a net change of -6 holders.
- The largest City Office REIT buyer in Q4 2023 was Goldman Sachs, an estimated $3.06M added.
- The largest City Office REIT seller in Q4 2023 was Balyasny Asset Management, an estimated $2.9M sold.
Based on aggregated 13F filings for Q4 2023.