City Office REIT
CIO
CIO was delisted on the 8th of January, 2026.
142 hedge funds and large institutions have $157M invested in City Office REIT in 2023 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 44 increasing their positions, 49 reducing their positions, and 26 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
1.13% less ownership
Funds ownership: 71.51% → 70.38% (-1.1%)
3% less funds holding
Funds holding: 147 → 142 (-5)
10% less repeat investments, than reductions
Existing positions increased: 44 | Existing positions reduced: 49
19% less first-time investments, than exits
New positions opened: 21 | Existing positions closed: 26
21% less capital invested
Capital invested by funds: $198M → $157M (-$41M)
59% less call options, than puts
Call options by funds: $221K | Put options by funds: $539K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
NM
Newtyn Management
New York
|
+$8.27M |
| 2 |
Morgan Stanley
New York
|
+$2.72M |
| 3 |
AQR Capital Management
Greenwich,
Connecticut
|
+$1.84M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$1.55M |
| 5 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$984K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
-$8.44M |
| 2 |
Balyasny Asset Management
Chicago,
Illinois
|
-$3.06M |
| 3 |
Renaissance Technologies
New York
|
-$1.66M |
| 4 |
Fuller & Thaler Asset Management
San Mateo,
California
|
-$1.29M |
| 5 |
State of New Jersey Common Pension Fund D
Trenton,
New Jersey
|
-$1.25M |
CIO Hedge Fund Activity: Q2 2023 in Review
142 of the 6,383 institutional investors tracked by Wall St. Rank reported a position in City Office REIT (CIO) for Q2 2023, worth a combined $157M — down 21% from $198M a quarter earlier.
Sellers outnumbered buyers: 26 funds closed out of CIO and 21 opened new positions — a net loss of 5 holders — while 49 trimmed existing stakes and 44 added.
The largest buyer was Newtyn Management, adding an estimated $8.27M. The largest seller was AllianceBernstein, cutting an estimated $8.44M.
- 142 institutional investors held City Office REIT (CIO) as of Q2 2023, down from 147 in Q1 2023.
- Funds reported $157M of City Office REIT stock for Q2 2023, down 21% quarter-over-quarter.
- 21 funds opened new City Office REIT positions in Q2 2023 and 26 closed out, a net change of -5 holders.
- The largest City Office REIT buyer in Q2 2023 was Newtyn Management, an estimated $8.27M added.
- The largest City Office REIT seller in Q2 2023 was AllianceBernstein, an estimated $8.44M sold.
Based on aggregated 13F filings for Q2 2023.