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JO
John Overdeck Two Sigma Investments
AUM
$138B
1-Year Est. Return
41.87%
John Overdeck is a co-founder of Two Sigma Investments, one of the world’s leading quantitative and technology-driven investment firms. Two Sigma applies data science, machine learning, and large-scale computing to markets across asset classes. Overdeck’s firm is a central reference point in discussions of modern systematic investing.
This Fund
S&P 500
This Quarter
Est. Return
+3.47%
1 Year Est. Return
+41.87%
3 Year Est. Return
+122.61%
5 Year Est. Return
+129.48%
10 Year Est. Return
+649.67%
AUM
$70.9B
AUM Growth
+$3.72B
(+5.5%)
Cap. Flow
+$541M
Cap. Flow
% of AUM
0.76%
Top 10 Holdings %
Top 10 Hldgs %
4.9%
Holding
4,545
New
899
Increased
1,598
Reduced
1,287
Closed
504
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$395M |
| 2 |
Vanguard Real Estate ETF
VNQ
|
+$321M |
| 3 |
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
|
+$318M |
| 4 |
ServiceNow
NOW
|
+$272M |
| 5 |
Schwab US REIT ETF
SCHH
|
+$248M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$547M |
| 2 |
State Street Consumer Staples Select Sector SPDR ETF
XLP
|
+$447M |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$377M |
| 4 |
iShares MSCI USA Quality Factor ETF
QUAL
|
+$299M |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$269M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 15.53% |
| 2 | Financials | 13% |
| 3 | Industrials | 11.22% |
| 4 | Healthcare | 10.29% |
| 5 | Consumer Discretionary | 9.16% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1126
Encore Capital Group
ECPG
$2.14B
| $8.84M | 0.01% |
162,699
+75,633
| +87% | +$3.64M |
|
1127
Danaos Corp
DAC
$2.69B
| $8.84M | 0.01% |
93,891
+58,142
| +163% | +$5.36M |
|
1128
First Trust NYSE Arca Biotechnology Index Fund
FBT
$2.96B
| $8.82M | 0.01% |
42,700
+31,400
| +278% | +$6.27M |
|
1129
PUT
United Parcel Service
UPS
$90B
| $8.82M | 0.01% |
88,900
+83,900
| +1,678% | +$7.85M |
|
1130
Schwab US Mid-Cap ETF
SCHM
$15.1B
| $8.81M | 0.01% |
+293,000
| New | +$8.73M |
|
|
WAY
1131
Waystar Holding Corp
WAY
$4.61B
| $8.78M | 0.01% |
268,158
-818,032
| -75% | -$29.1M |
|
|
DMII
1132
Drugs Made In America Acquisition II Corp
DMII
$645M
| $8.78M | 0.01% |
+886,544
| New | +$8.76M |
|
1133
Chemours
CC
$2.36B
| $8.77M | 0.01% |
743,513
-326,605
| -31% | -$4.19M |
|
1134
Bain Capital Specialty
BCSF
$774M
| $8.76M | 0.01% |
629,983
+140,433
| +29% | +$1.97M |
|
|
TACH
1135
Titan Acquisition Corp
TACH
$362M
| $8.76M | 0.01% |
854,110
| – | – |
|
1136
Option Care Health
OPCH
$3.6B
| $8.73M | 0.01% |
273,901
-855,316
| -76% | -$25.1M |
|
1137
CALL
Cisco
CSCO
$444B
| $8.72M | 0.01% |
+113,200
| New | +$8.4M |
|
|
BLZR
1138
Trailblazer Acquisition Corp
BLZR
$351M
| $8.71M | 0.01% |
+869,999
| New | +$8.78M |
|
1139
CALL
Microsoft
MSFT
$3.68T
| $8.71M | 0.01% |
18,000
+12,300
| +216% | +$6.16M |
|
1140
PUT
PayPal
PYPL
$53B
| $8.7M | 0.01% |
+149,000
| New | +$9.67M |
|
1141
Martin Marietta Materials
MLM
$37.8B
| $8.69M | 0.01% |
13,963
-84,193
| -86% | -$52.4M |
|
|
GRAL
1142
GRAIL Inc
GRAL
$3.54B
| $8.68M | 0.01% |
101,449
-45,583
| -31% | -$3.94M |
|
1143
Newmark Group
NMRK
$2.87B
| $8.66M | 0.01% |
499,439
+137,243
| +38% | +$2.4M |
|
|
KRSP
1144
Rice Acquisition Corporation 3
KRSP
$490M
| $8.66M | 0.01% |
+843,613
| New | +$8.74M |
|
|
GES
1145
DELISTED
Guess Inc
GES
| $8.64M | 0.01% |
516,094
+142,920
| +38% | +$2.41M |
|
1146
CALL
Citigroup
C
$224B
| $8.64M | 0.01% |
74,000
+64,000
| +640% | +$6.65M |
|
1147
Vanda Pharmaceuticals
VNDA
$318M
| $8.63M | 0.01% |
978,990
+316,685
| +48% | +$1.74M |
|
1148
NexGen Energy
NXE
$7.48B
| $8.62M | 0.01% |
936,887
+762,362
| +437% | +$6.73M |
|
|
FAC
1149
Factorial Energy Inc
FAC
$522M
| $8.62M | 0.01% |
836,973
| – | – |
|
|
BCSS
1150
Bain Capital GSS Investment Corp
BCSS
$600M
| $8.62M | 0.01% |
+854,756
| New | +$8.62M |
|
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John Overdeck's Q4 2025 Portfolio in Review
As of Q4 2025, John Overdeck held 4,545 positions worth $70.9B, up 5.5% from $67.2B the previous quarter. Its ten largest holdings account for 4.9% of the portfolio.
John Overdeck's Q4 2025 filing shows 899 new, 1,598 increased, 1,287 reduced and 504 closed positions. Its largest new stake was Vanguard Real Estate ETF: 3,573,400 shares worth $316M. The largest sale was State Street Financial Select Sector SPDR ETF, an estimated $547M.
By sector, the portfolio is most concentrated in Technology at 16% of assets, down from 16% a quarter earlier, followed by Financials and Industrials.
- John Overdeck's largest Q4 2025 buy was Vanguard Real Estate ETF: 3,573,400 shares worth $316M.
- John Overdeck added most to State Street Technology Select Sector SPDR ETF in Q4 2025, an estimated $395M increase.
- John Overdeck's biggest Q4 2025 reduction was State Street Financial Select Sector SPDR ETF, cutting an estimated $547M.
- John Overdeck fully exited State Street SPDR Dow Jones Industrial Average ETF Trust in Q4 2025, selling an estimated $240M.
- John Overdeck's ten largest holdings make up 4.9% of its $70.9B portfolio in Q4 2025.
- John Overdeck opened 899 new positions and closed 504 in Q4 2025.
- John Overdeck's portfolio value rose 5.5% quarter-over-quarter to $70.9B.
Based on Two Sigma Investments's 13F filing for Q4 2025, filed 17 Feb 2026.