JO
CIO

John Overdeck’s City Office REIT CIO Stock Holding History

John Overdeck’s Portfolio CIO Stock Details CIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-14,851
Closed -$103K – 4105
2025
Q3 		$103K Sell
14,851
-38,664
-72% -$255K ﹤0.01% 3464
2025
Q2 		$286K Sell
53,515
-43,481
-45% -$218K ﹤0.01% 2807
2025
Q1 		$503K Sell
96,996
-51,196
-35% -$263K ﹤0.01% 2519
2024
Q4 		$818K Buy
148,192
+55,258
+59% +$303K ﹤0.01% 2300
2024
Q3 		$543K Sell
92,934
-9,576
-9% -$54.2K ﹤0.01% 2436
2024
Q2 		$511K Buy
102,510
+12,426
+14% +$59.7K ﹤0.01% 2361
2024
Q1 		$469K Buy
+90,084
New +$454K ﹤0.01% 2366
2022
Q3 		– Sell
-43,142
Closed -$559K – 2512
2022
Q2 		$559K Sell
43,142
-30,346
-41% -$429K ﹤0.01% 1784
2022
Q1 		$1.3M Sell
73,488
-67,731
-48% -$1.22M ﹤0.01% 1570
2021
Q4 		$2.79M Buy
141,219
+67,540
+92% +$1.24M 0.01% 1628
2021
Q3 		$1.32M Buy
+73,679
New +$1.07M ﹤0.01% 2364
2020
Q4 		– Sell
-65,388
Closed -$492K – 3385
2020
Q3 		$492K Sell
65,388
-119,317
-65% -$1.03M ﹤0.01% 2261
2020
Q2 		$1.86M Buy
184,705
+46,564
+34% +$431K 0.01% 1139
2020
Q1 		$999K Sell
138,141
-100,380
-42% -$1.19M 0.01% 1413
2019
Q4 		$3.23M Sell
238,521
-102,450
-30% -$1.37M 0.01% 1234
2019
Q3 		$4.91M Buy
+340,971
New +$4.45M 0.02% 871
2018
Q1 		– Sell
-25,148
Closed -$327K – 3185
2017
Q4 		$327K Sell
25,148
-77,637
-76% -$1.02M ﹤0.01% 2684
2017
Q3 		$1.42M Buy
102,785
+47,462
+86% +$604K 0.01% 1502
2017
Q2 		$703K Sell
55,323
-62,477
-53% -$778K ﹤0.01% 2108
2017
Q1 		$1.43M Buy
117,800
+65,531
+125% +$825K ﹤0.01% 1669
2016
Q4 		$688K Buy
52,269
+34,802
+199% +$436K ﹤0.01% 2279
2016
Q3 		$222K Buy
+17,467
New +$230K ﹤0.01% 2900

Other funds holding CIO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
TC
Trium Capital London, United Kingdom $163M AUM 45.8% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $85.4B AUM 91.09% 1-Year Est. Return
GF
Gabelli Funds Rye, New York $15.7B AUM 36.4% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $11B AUM 3.37% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

John Overdeck's CIO Position: Q4 2025 in Review

John Overdeck sold out of City Office REIT (CIO) in Q4 2025, closing a stake of 14,851 shares — an estimated $103K sold.

John Overdeck first reported a position in CIO in Q3 2016 and held it in 22 quarters. The position peaked at $4.91M in Q3 2019. 152 funds tracked by Wall St. Rank hold CIO as of Q4 2025.

  • John Overdeck reported no remaining City Office REIT position as of Q4 2025 after selling out during the quarter.
  • John Overdeck sold 14,851 City Office REIT shares in Q4 2025, an estimated $103K.
  • John Overdeck first reported a position in City Office REIT in Q3 2016 and held it in 22 quarters.
  • John Overdeck's City Office REIT position peaked at $4.91M in Q3 2019.
  • 152 funds tracked by Wall St. Rank held City Office REIT as of Q4 2025.

Based on Two Sigma Investments's 13F filing for Q4 2025, filed 17 Feb 2026.