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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
+21.14%
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
$138B
AUM Growth
+$14.2B
(+11%)
Cap. Flow
-$5.38B
Cap. Flow % of AUM
Cap. Flow %
-3.9%
Top 10 Holdings %
Top 10 Hldgs %
8.28%
Holding
5,589
New
1,050
Increased
1,919
Reduced
1,756
Closed
572
Avg Time Held
Equity + Options
1.4
years
Top 10 Avg Time Held
Equity + Options
0.2
years
Top 20 Avg Time Held
Equity + Options
0.2
years
Avg Time Held Equity only
1.7
years
Top 10 Avg Time Held Equity only
0.2
years
Top 20 Avg Time Held Equity only
0.2
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Intuit
INTU
|
+$753M |
| 2 |
Boston Scientific
BSX
|
+$540M |
| 3 |
Dow Inc
DOW
|
+$485M |
| 4 |
Wells Fargo
WFC
|
+$457M |
| 5 |
Goldman Sachs
GS
|
+$378M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.32B |
| 2 |
NVIDIA
NVDA
|
+$1.02B |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$787M |
| 4 |
Sandisk
SNDK
|
+$744M |
| 5 |
Dell
DELL
|
+$688M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.7% |
| 2 | Financials | 15.22% |
| 3 | Miscellaneous | 12.05% |
| 4 | Healthcare | 11.94% |
| 5 | Industrials | 11.56% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
3101
Weibo
WB
$1.55B
| $1.63M | ﹤0.01% |
224,605
-311,583
| -58% | -$2.54M |
2025 Q4
2 quarters
|
|
3102
iShares 7-10 Year Treasury Bond ETF
IEF
$41.8B
| $1.63M | ﹤0.01% |
+17,230
| New | +$1.63M |
2026 Q2
0 quarters
|
|
3103
Take-Two Interactive
TTWO
$39.4B
| $1.63M | ﹤0.01% |
6,515
-16,819
| -72% | -$3.71M |
2025 Q2
4 quarters
|
|
3104
CALL
Zeta Global
ZETA
$8.38B
| $1.63M | ﹤0.01% |
82,700
+1,900
| +2% | +$35.2K |
2025 Q4
2 quarters
|
|
3105
Funko
FNKO
$387M
| $1.63M | ﹤0.01% |
276,626
+266,526
| +2,639% | +$1.28M |
2022 Q4
14 quarters
|
|
3106
Aviat Networks
AVNW
$243M
| $1.62M | ﹤0.01% |
73,136
+37,127
| +103% | +$727K |
2026 Q1
1 quarter
|
|
3107
Samsara
IOT
$25.6B
| $1.62M | ﹤0.01% |
+50,048
| New | +$1.55M |
2026 Q2
0 quarters
|
|
3108
PUT
The Kraft Heinz Company
KHC
$29.2B
| $1.62M | ﹤0.01% |
+68,700
| New | +$1.59M |
2026 Q2
0 quarters
|
|
3109
Vince Holding Corp
VNCE
$152M
| $1.62M | ﹤0.01% |
226,912
+63,728
| +39% | +$294K |
2025 Q1
5 quarters
|
|
3110
LENZ Therapeutics
LENZ
$101M
| $1.62M | ﹤0.01% |
285,584
-215,413
| -43% | -$1.74M |
2025 Q3
3 quarters
|
|
3111
ATRenew
RERE
$862M
| $1.62M | ﹤0.01% |
419,061
-50,702
| -11% | -$225K |
2025 Q3
3 quarters
|
|
3112
MVB Financial
MVBF
$385M
| $1.62M | ﹤0.01% |
55,840
-5,141
| -8% | -$137K |
2025 Q3
3 quarters
|
|
3113
Auna
AUNA
$367M
| $1.62M | ﹤0.01% |
315,694
+167,994
| +114% | +$847K |
2026 Q1
1 quarter
|
|
3114
FS Bancorp
FSBW
$346M
| $1.62M | ﹤0.01% |
37,303
+1,103
| +3% | +$45.2K |
2021 Q3
19 quarters
|
|
3115
OmniAb
OABI
$711M
| $1.62M | ﹤0.01% |
657,432
+144,691
| +28% | +$287K |
2025 Q2
4 quarters
|
|
3116
Lindblad Expeditions
LIND
$2.35B
| $1.62M | ﹤0.01% |
57,217
-175,269
| -75% | -$3.7M |
2022 Q4
14 quarters
|
|
|
APUR
3117
Aperture AC
APUR
$148M
| $1.61M | ﹤0.01% |
+163,125
| New | +$1.62M |
2026 Q2
0 quarters
|
|
3118
Oak Valley Bancorp
OVLY
$280M
| $1.61M | ﹤0.01% |
+47,787
| New | +$1.61M |
2026 Q2
0 quarters
|
|
3119
Rayonier Advanced Materials
RYAM
$467M
| $1.61M | ﹤0.01% |
205,030
+163,237
| +391% | +$1.48M |
2026 Q1
1 quarter
|
|
3120
Groupon
GRPN
$650M
| $1.61M | ﹤0.01% |
66,725
-75,740
| -53% | -$1.25M |
2023 Q1
13 quarters
|
|
3121
ORIX
IX
$39.3B
| $1.6M | ﹤0.01% |
42,137
-98,619
| -70% | -$3.51M |
2025 Q4
2 quarters
|
|
3122
Amarin Corp
AMRN
$241M
| $1.6M | ﹤0.01% |
100,511
-7,031
| -7% | -$104K |
2020 Q2
24 quarters
|
|
3123
Diversified Energy Company
DEC
$978M
| $1.6M | ﹤0.01% |
115,577
-750,882
| -87% | -$11.4M |
2024 Q2
8 quarters
|
|
3124
Advance Auto Parts
AAP
$2.77B
| $1.6M | ﹤0.01% |
25,722
-4,256
| -14% | -$242K |
2025 Q1
5 quarters
|
|
3125
CALL
Carlyle Group
CG
$13.8B
| $1.6M | ﹤0.01% |
+38,000
| New | +$1.78M |
2026 Q2
0 quarters
|
|
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John Overdeck's Q2 2026 Portfolio in Review
As of Q2 2026, John Overdeck held 5,589 positions worth $138B, up 11% from $124B the previous quarter. Its ten largest holdings account for 8.3% of the portfolio.
John Overdeck withdrew a net $5.38B in Q2 2026, closing 572 positions and reducing 1,756 holdings. Its most notable exit was State Street Technology Select Sector SPDR ETF, an estimated $172M position sold in full.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Financials and Miscellaneous.
Against the trend, John Overdeck opened a new position in Intuit worth $564M.
- John Overdeck's largest Q2 2026 buy was Intuit: 2,161,507 shares worth $564M.
- John Overdeck added most to Boston Scientific in Q2 2026, an estimated $540M increase.
- John Overdeck's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.32B.
- John Overdeck fully exited State Street Technology Select Sector SPDR ETF in Q2 2026, selling an estimated $172M.
- John Overdeck's ten largest holdings make up 8.3% of its $138B portfolio in Q2 2026.
- John Overdeck opened 1,050 new positions and closed 572 in Q2 2026.
- John Overdeck's portfolio value rose 11% quarter-over-quarter to $138B.
Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.