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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 | |
|---|---|---|---|---|---|---|---|
2676
Keros Therapeutics
KROS
$224M
| $2.64M | ﹤0.01% |
246,649
-117,186
| -32% | -$1.31M |
2023 Q4
10 quarters
|
|
2677
Nuveen S&P 500 Dynamic Overwrite Fund
SPXX
$335M
| $2.64M | ﹤0.01% |
141,506
| – | – |
2025 Q3
3 quarters
|
|
2678
Fidelity Small-Mid Multifactor ETF
FSMD
$2.54B
| $2.63M | ﹤0.01% |
49,700
-88,000
| -64% | -$4.35M |
2025 Q4
2 quarters
|
|
2679
Net Lease Office Properties
NLOP
$143M
| $2.62M | ﹤0.01% |
235,521
-49,001
| -17% | -$591K |
2024 Q2
8 quarters
|
|
2680
PMV Pharmaceuticals
PMVP
$70.6M
| $2.62M | ﹤0.01% |
1,954,136
+69,606
| +4% | +$89.3K |
2022 Q3
15 quarters
|
|
2681
Jack Henry & Associates
JKHY
$11.3B
| $2.62M | ﹤0.01% |
19,000
-11,000
| -37% | -$1.56M |
2026 Q1
1 quarter
|
|
2682
PUT
Pinterest
PINS
$12.9B
| $2.62M | ﹤0.01% |
124,400
+97,200
| +357% | +$1.95M |
2025 Q4
2 quarters
|
|
2683
iShares Latin America 40 ETF
ILF
$4.05B
| $2.62M | ﹤0.01% |
77,500
-77,700
| -50% | -$2.75M |
2026 Q1
1 quarter
|
|
|
2684
CALL
Intuit
INTU
$94.6B
| $2.61M | ﹤0.01% |
10,000
+6,000
| +150% | +$2.09M |
2025 Q4
2 quarters
|
|
2685
Fidelity MSCI Materials Index ETF
FMAT
$588M
| $2.61M | ﹤0.01% |
+44,600
| New | +$2.65M |
2026 Q2
0 quarters
|
|
2686
Mistras Group
MG
$681M
| $2.61M | ﹤0.01% |
149,357
-81,968
| -35% | -$1.46M |
2024 Q1
9 quarters
|
|
2687
Perpetua Resources
PPTA
$2.16B
| $2.61M | ﹤0.01% |
125,510
+81,879
| +188% | +$2.22M |
2025 Q2
4 quarters
|
|
2688
PUT
Charter Communications
CHTR
$12.6B
| $2.6M | ﹤0.01% |
18,300
+5,300
| +41% | +$885K |
2024 Q3
7 quarters
|
|
2689
Frequency Electronics
FEIM
$687M
| $2.59M | ﹤0.01% |
39,102
-70,391
| -64% | -$4.33M |
2024 Q3
7 quarters
|
|
2690
Telecom Argentina
TEO
$5.42B
| $2.59M | ﹤0.01% |
199,561
+35,173
| +21% | +$443K |
2025 Q1
5 quarters
|
|
2691
The Mosaic Company
MOS
$5.51B
| $2.59M | ﹤0.01% |
122,415
-103,631
| -46% | -$2.4M |
2023 Q3
11 quarters
|
|
2692
PUT
Whirlpool
WHR
$1.85B
| $2.59M | ﹤0.01% |
+65,800
| New | +$3.08M |
2026 Q2
0 quarters
|
|
2693
Nokia
NOK
$44.1B
| $2.59M | ﹤0.01% |
+195,139
| New | +$2.51M |
2026 Q2
0 quarters
|
|
2694
Quanta Services
PWR
$82.2B
| $2.59M | ﹤0.01% |
3,596
-282
| -7% | -$193K |
2026 Q1
1 quarter
|
|
2695
CMS Energy
CMS
$22B
| $2.59M | ﹤0.01% |
33,846
-58,719
| -63% | -$4.4M |
2024 Q4
6 quarters
|
|
2696
Eagle Financial Services Inc
EFSI
$252M
| $2.59M | ﹤0.01% |
62,357
+45,944
| +280% | +$1.8M |
2025 Q2
4 quarters
|
|
2697
Pliant Therapeutics
PLRX
$53.5M
| $2.58M | ﹤0.01% |
2,262,832
+9,694
| +0.4% | +$11.8K |
2024 Q1
9 quarters
|
|
2698
Invesco S&P SmallCap Information Technology ETF
PSCT
$507M
| $2.58M | ﹤0.01% |
+27,900
| New | +$2.18M |
2026 Q2
0 quarters
|
|
2699
TriNet
TNET
$3.37B
| $2.57M | ﹤0.01% |
51,952
-55,848
| -52% | -$2.39M |
2026 Q1
1 quarter
|
|
2700
PUT
FTAI Aviation
FTAI
$16B
| $2.57M | ﹤0.01% |
9,500
+6,000
| +171% | +$1.51M |
2026 Q1
1 quarter
|
|
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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.