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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 | |
|---|---|---|---|---|---|---|---|
2626
Arteris
AIP
$958M
| $2.75M | ﹤0.01% |
+56,600
| New | +$1.81M |
2026 Q2
0 quarters
|
|
2627
Renasant Corp
RNST
$3.76B
| $2.75M | ﹤0.01% |
64,617
+35,634
| +123% | +$1.44M |
2026 Q1
1 quarter
|
|
2628
CALL
Axon Enterprise
AXON
$32.8B
| $2.75M | ﹤0.01% |
4,900
-6,300
| -56% | -$2.64M |
2025 Q4
2 quarters
|
|
2629
Radware
RDWR
$1.25B
| $2.75M | ﹤0.01% |
88,987
-26,847
| -23% | -$743K |
2014 Q3
47 quarters
|
|
2630
Iron Dome Acquisition I Corp Units
IDACU
| $2.75M | ﹤0.01% |
+271,875
| New | +$2.73M |
2026 Q2
0 quarters
|
|
2631
Vanguard Morningstar Mega Cap Value ETF
MGV
$14B
| $2.74M | ﹤0.01% |
+16,793
| New | +$2.61M |
2026 Q2
0 quarters
|
|
2632
BlackRock US Equity Factor Rotation ETF
DYNF
$41.9B
| $2.74M | ﹤0.01% |
40,300
-482,300
| -92% | -$31.4M |
2024 Q4
6 quarters
|
|
2633
Archimedes Tech SPAC Partners III
ARCI
$354M
| $2.74M | ﹤0.01% |
273,791
| – | – |
2026 Q1
1 quarter
|
|
2634
Preformed Line Products
PLPC
$1.62B
| $2.74M | ﹤0.01% |
6,671
-8,146
| -55% | -$2.85M |
2023 Q4
10 quarters
|
|
2635
Milestone Pharmaceuticals
MIST
$87.8M
| $2.73M | ﹤0.01% |
2,040,015
-277,161
| -12% | -$443K |
2025 Q3
3 quarters
|
|
2636
Outdoor Holding Co
POWW
$275M
| $2.73M | ﹤0.01% |
1,197,905
+421,387
| +54% | +$868K |
2025 Q4
2 quarters
|
|
2637
Insight Digital Partners II
DYOR
| $2.73M | ﹤0.01% |
271,875
| – | – |
2025 Q4
2 quarters
|
|
2638
Tailwind 2.0 Acquisition Corp
TDWD
$238M
| $2.73M | ﹤0.01% |
271,875
| – | – |
2025 Q4
2 quarters
|
|
2639
Disciplined Growth Acquisition Corp Units
DGAC.U
| $2.73M | ﹤0.01% |
+271,875
| New | +$2.72M |
2026 Q2
0 quarters
|
|
2640
First Trust Small Cap Core AlphaDEX Fund
FYX
$1.37B
| $2.73M | ﹤0.01% |
18,900
+13,300
| +238% | +$1.77M |
2026 Q1
1 quarter
|
|
2641
SC II Acquisition Corp
SCII
| $2.73M | ﹤0.01% |
271,875
| – | – |
2026 Q1
1 quarter
|
|
|
ATLQU
2642
JAB Acquisition Corp I Unit
ATLQU
| $2.73M | ﹤0.01% |
+271,875
| New | +$2.73M |
2026 Q2
0 quarters
|
|
2643
Invest Green Acquisition Corp
IGAC
$242M
| $2.72M | ﹤0.01% |
271,875
| – | – |
2025 Q4
2 quarters
|
|
2644
Long Table Growth Corp Units
LTGRU
| $2.72M | ﹤0.01% |
+271,875
| New | +$2.72M |
2026 Q2
0 quarters
|
|
2645
Keurig Dr Pepper
KDP
$48B
| $2.72M | ﹤0.01% |
83,105
| – | – |
2023 Q1
13 quarters
|
|
2646
Twelve Seas Investment Co III
TWLV
$236M
| $2.72M | ﹤0.01% |
271,875
| – | – |
2026 Q1
1 quarter
|
|
2647
Bluerock Acquisition Corp
BLRK
$233M
| $2.71M | ﹤0.01% |
271,875
| – | – |
2026 Q1
1 quarter
|
|
2648
SPACSphere Acquisition Corp
SSAC
| $2.71M | ﹤0.01% |
271,875
| – | – |
2026 Q1
1 quarter
|
|
2649
CALL
Teradyne
TER
$49.2B
| $2.71M | ﹤0.01% |
5,600
+1,000
| +22% | +$377K |
2026 Q1
1 quarter
|
|
2650
Jones Lang LaSalle
JLL
$14.2B
| $2.71M | ﹤0.01% |
8,739
+40
| +0.5% | +$12.4K |
2025 Q3
3 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.