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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 | |
|---|---|---|---|---|---|---|
1901
Origin Bancorp
OBK
$1.64B
| $3.62M | 0.01% |
96,163
+8,355
| +10% | +$299K |
|
|
ITHAU
1902
ITHAX Acquisition Corp III Units
ITHAU
| $3.62M | 0.01% |
+362,500
| New | +$3.61M |
|
1903
Selective Insurance
SIGI
$5.5B
| $3.61M | 0.01% |
43,200
+39,232
| +989% | +$3.15M |
|
|
ADACU
1904
American Drive Acquisition Co Units
ADACU
| $3.61M | 0.01% |
+362,500
| New | +$3.61M |
|
|
RNGT
1905
Range Capital Acquisition Corp II
RNGT
$318M
| $3.61M | 0.01% |
+362,500
| New | +$3.62M |
|
1906
Preformed Line Products
PLPC
$2B
| $3.61M | 0.01% |
17,459
-23,881
| -58% | -$5.09M |
|
1907
Watts Water Technologies
WTS
$12.6B
| $3.61M | 0.01% |
13,065
-240
| -2% | -$66.2K |
|
|
IRHOU
1908
Iron Horse Acquisitions II Corp Units
IRHOU
$203M
| $3.61M | 0.01% |
+362,500
| New | +$3.61M |
|
|
SVAQU
1909
Silicon Valley Acquisition Corp Units
SVAQU
| $3.61M | 0.01% |
+362,500
| New | +$3.6M |
|
|
HDRN
1910
Hadron Energy
HDRN
$152M
| $3.6M | 0.01% |
341,959
-141,946
| -29% | -$1.51M |
|
1911
Stellus Capital Investment Corp
SCM
$246M
| $3.6M | 0.01% |
284,104
+58,840
| +26% | +$722K |
|
1912
World Kinect Corp
WKC
$1.84B
| $3.6M | 0.01% |
153,641
+90,020
| +141% | +$2.22M |
|
1913
Celldex Therapeutics
CLDX
$3.19B
| $3.6M | 0.01% |
132,533
+59,132
| +81% | +$1.56M |
|
|
NPB
1914
Northpointe Bancshares
NPB
$584M
| $3.6M | 0.01% |
214,329
+52,517
| +32% | +$889K |
|
|
VACI
1915
Viking Acquisition Corp I
VACI
$321M
| $3.59M | 0.01% |
+362,500
| New | +$3.6M |
|
1916
CTS Corp
CTS
$1.63B
| $3.58M | 0.01% |
83,596
-10,294
| -11% | -$432K |
|
1917
PUT
JetBlue
JBLU
$1.88B
| $3.57M | 0.01% |
785,100
-17,100
| -2% | -$78K |
|
|
NOA
1918
North American Construction
NOA
$358M
| $3.57M | 0.01% |
248,507
+178,127
| +253% | +$2.54M |
|
|
BIXI
1919
Bitcoin Infrastructure Acquisition Corp
BIXI
$304M
| $3.57M | 0.01% |
+362,500
| New | +$3.57M |
|
1920
Global X Adaptive US Factor ETF
AUSF
$920M
| $3.57M | 0.01% |
77,000
+48,000
| +166% | +$2.2M |
|
1921
Evertec
EVTC
$1.78B
| $3.56M | 0.01% |
122,515
-35,592
| -23% | -$1.06M |
|
1922
Humana
HUM
$47B
| $3.56M | 0.01% |
13,904
-558,705
| -98% | -$146M |
|
1923
Lamb Weston
LW
$7.6B
| $3.56M | 0.01% |
84,947
-501,532
| -86% | -$29.5M |
|
1924
Vir Biotechnology
VIR
$1.87B
| $3.56M | 0.01% |
589,561
-59,739
| -9% | -$356K |
|
1925
Trinity Industries
TRN
$2.35B
| $3.55M | 0.01% |
134,445
+54,663
| +69% | +$1.49M |
|
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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.