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John Overdeck

John Overdeck Two Sigma Investments

AUM $138B Turnover 29.02%
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
+649.66%
AUM
$70.9B
AUM Growth
+$3.72B
Cap. Flow
-$1.3B
Cap. Flow %
-1.83%
Top 10 Hldgs %
4.9%
Holding
4,545
New
899
Increased
1,598
Reduced
1,287
Closed
504
Avg Time Held Equity + Options
1.4 years
Top 10 Avg Time Held Equity + Options
0.7 years
Top 20 Avg Time Held Equity + Options
0.5 years
Avg Time Held Equity only
1.6 years
Top 10 Avg Time Held Equity only
0.7 years
Top 20 Avg Time Held Equity only
0.5 years

Top Buys

Rank Stock Value
1
XLK icon
State Street Technology Select Sector SPDR ETF
XLK
+$395M
2
VNQ icon
Vanguard Real Estate ETF
VNQ
+$321M
3
XLY icon
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
+$318M
4
NOW icon
ServiceNow
NOW
+$272M
5
SCHH icon
Schwab US REIT ETF
SCHH
+$248M

Top Sells

Rank Stock Value
1
XLF icon
State Street Financial Select Sector SPDR ETF
XLF
+$547M
2
XLP icon
State Street Consumer Staples Select Sector SPDR ETF
XLP
+$447M
3
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$377M
4
QUAL icon
iShares MSCI USA Quality Factor ETF
QUAL
+$299M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$269M

Sector Composition

Rank Sector Weight
1 Miscellaneous 21.54%
2 Technology 15.53%
3 Financials 13%
4 Industrials 11.22%
5 Healthcare 10.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
XLY icon
1
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$22.1B
$404M 0.57%
3,383,220
+2,678,740
+380% +$318M
2025 Q3
1 quarter
XLK icon
2
State Street Technology Select Sector SPDR ETF
XLK
$121B
$403M 0.57%
2,801,547
+2,733,947
+4,044% +$395M
2022 Q2
14 quarters
VUG icon
3
Vanguard Morningstar Growth ETF
VUG
$224B
$399M 0.56%
4,901,040
-295,560
-6% -$24M
2023 Q2
10 quarters
IWF icon
4
iShares Russell 1000 Growth ETF
IWF
$123B
$385M 0.54%
3,255,156
+907,728
+39% +$108M
2023 Q2
10 quarters
QQQ icon
5
Invesco QQQ Trust
QQQ
$475B
$321M 0.45%
523,077
-150,781
-22% -$92.5M
2019 Q1
27 quarters
SPY icon
6
State Street SPDR S&P 500 ETF Trust
SPY
$810B
$317M 0.45%
464,197
-557,176
-55% -$377M
2016 Q1
39 quarters
VNQ icon
7
Vanguard Real Estate ETF
VNQ
$37.2B
$316M 0.45%
+3,573,400
New +$321M
2025 Q4
0 quarters
MU icon
8
Micron Technology
MU
$993B
$297M 0.42%
1,039,889
-665,243
-39% -$153M
2023 Q1
11 quarters
AMD icon
9
Advanced Micro Devices
AMD
$844B
$287M 0.41%
1,342,291
-159,040
-11% -$35.7M
2025 Q1
3 quarters
PLTR icon
10
Palantir
PLTR
$473B
$278M 0.39%
1,564,360
-26,128
-2% -$4.73M
2022 Q2
14 quarters
IVV icon
11
iShares Core S&P 500 ETF
IVV
$876B
$269M 0.38%
392,760
-107,940
-22% -$73.3M
2023 Q2
10 quarters
GM icon
12
General Motors
GM
$66.6B
$269M 0.38%
3,302,035
-247,135
-7% -$17.4M
2022 Q4
12 quarters
AMZN icon
13
Amazon
AMZN
$2.68T
$265M 0.37%
1,148,237
-64,868
-5% -$14.8M
2021 Q3
17 quarters
TSM icon
14
TSMC
TSM
$2.17T
$264M 0.37%
868,449
+4,022
+0.5% +$1.18M
2024 Q3
5 quarters
ISRG icon
15
Intuitive Surgical
ISRG
$160B
$260M 0.37%
459,879
-91,138
-17% -$48.5M
2020 Q3
21 quarters
MSFT icon
16
Microsoft
MSFT
$3.89T
$260M 0.37%
538,234
+23,025
+4% +$11.5M
2023 Q2
10 quarters
RIVN icon
17
Rivian
RIVN
$17.1B
$260M 0.37%
13,203,484
-3,591,201
-21% -$57M
2025 Q1
3 quarters
ABNB icon
18
Airbnb
ABNB
$101B
$260M 0.37%
1,913,495
+12,821
+0.7% +$1.6M
2024 Q4
4 quarters
ADBE icon
19
Adobe
ADBE
$103B
$260M 0.37%
741,976
+39,650
+6% +$13.5M
2022 Q1
15 quarters
TJX icon
20
TJX Companies
TJX
$160B
$258M 0.36%
1,680,630
+20,626
+1% +$3.05M
2024 Q1
7 quarters
SCHW icon
21
Charles Schwab
SCHW
$157B
$258M 0.36%
2,579,155
+23,535
+0.9% +$2.23M
2022 Q1
15 quarters
TSLA icon
22
Tesla
TSLA
$1.47T
$256M 0.36%
568,358
+7,373
+1% +$3.27M
2024 Q4
4 quarters
MA icon
23
Mastercard
MA
$546B
$252M 0.36%
441,496
+45,404
+11% +$25.4M
2022 Q2
14 quarters
BMY icon
24
Bristol-Myers Squibb
BMY
$126B
$251M 0.35%
4,662,042
-791,315
-15% -$38.1M
2018 Q3
29 quarters
IBB icon
25
iShares Biotechnology ETF
IBB
$10.8B
$249M 0.35%
1,475,007
+1,409,300
+2,145% +$229M
2025 Q3
1 quarter
1
2 3 4 5

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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 Miscellaneous at 22% of assets, up from 20% a quarter earlier, followed by Technology and Financials.

  • 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.