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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
+649.67%
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 | |
|---|---|---|---|---|---|---|---|
3826
TransUnion
TRU
$15B
| $693K | ﹤0.01% |
9,610
-11,500
| -54% | -$806K |
2025 Q1
5 quarters
|
|
3827
Invesco Dorsey Wright Financial Momentum ETF
PFI
$48.6M
| $693K | ﹤0.01% |
11,374
-1,126
| -9% | -$65.8K |
2026 Q1
1 quarter
|
|
3828
CALL
Sphere Entertainment
SPHR
$4.05B
| $692K | ﹤0.01% |
+4,000
| New | +$558K |
2026 Q2
0 quarters
|
|
3829
PUT
Duolingo
DUOL
$6.53B
| $690K | ﹤0.01% |
6,000
-14,300
| -70% | -$1.57M |
2025 Q4
2 quarters
|
|
3830
PUT
Coupang
CPNG
$25.7B
| $688K | ﹤0.01% |
39,600
-8,600
| -18% | -$155K |
2026 Q1
1 quarter
|
|
3831
Madison Square Garden
MSGE
$3.82B
| $688K | ﹤0.01% |
8,500
-9,700
| -53% | -$662K |
2026 Q1
1 quarter
|
|
3832
Envela
ELA
$310M
| $687K | ﹤0.01% |
23,794
+6,949
| +41% | +$155K |
2026 Q1
1 quarter
|
|
3833
CALL
Axcelis
ACLS
$3.49B
| $682K | ﹤0.01% |
+3,600
| New | +$534K |
2026 Q2
0 quarters
|
|
3834
Vor Biopharma
VOR
$1.13B
| $681K | ﹤0.01% |
+37,012
| New | +$560K |
2026 Q2
0 quarters
|
|
3835
HUTCHMED
HCM
$2.56B
| $681K | ﹤0.01% |
+63,248
| New | +$800K |
2026 Q2
0 quarters
|
|
3836
CVRx
CVRX
$37M
| $681K | ﹤0.01% |
132,398
+18,231
| +16% | +$118K |
2024 Q3
7 quarters
|
|
3837
JPMorgan Diversified Return US Small Cap Equity ETF
JPSE
$571M
| $680K | ﹤0.01% |
11,300
-25,100
| -69% | -$1.44M |
2026 Q1
1 quarter
|
|
3838
PUT
United Parcel Service
UPS
$83.8B
| $677K | ﹤0.01% |
6,300
+2,900
| +85% | +$301K |
2025 Q3
3 quarters
|
|
3839
PUT
AeroVironment
AVAV
$5.98B
| $677K | ﹤0.01% |
+4,100
| New | +$734K |
2026 Q2
0 quarters
|
|
3840
DNOW Inc
DNOW
$2.85B
| $676K | ﹤0.01% |
+52,152
| New | +$677K |
2026 Q2
0 quarters
|
|
3841
OGE Energy
OGE
$9.8B
| $676K | ﹤0.01% |
13,900
-93,288
| -87% | -$4.46M |
2026 Q1
1 quarter
|
|
3842
CALL
LPL Financial
LPLA
$25.3B
| $676K | ﹤0.01% |
2,400
+1,100
| +85% | +$330K |
2025 Q4
2 quarters
|
|
3843
Bank7 Corp
BSVN
$548M
| $675K | ﹤0.01% |
13,797
+1,180
| +9% | +$52K |
2025 Q1
5 quarters
|
|
3844
Bright Minds Biosciences
DRUG
$544M
| $674K | ﹤0.01% |
+9,606
| New | +$754K |
2026 Q2
0 quarters
|
|
3845
CALL
Everpure Inc
P
$42.2B
| $670K | ﹤0.01% |
+8,500
| New | +$623K |
2026 Q2
0 quarters
|
|
3846
CALL
Ares Management
ARES
$26.4B
| $668K | ﹤0.01% |
+6,000
| New | +$720K |
2026 Q2
0 quarters
|
|
3847
Idaho Strategic Resources
IDR
$339M
| $668K | ﹤0.01% |
20,388
+1,529
| +8% | +$59.4K |
2025 Q3
3 quarters
|
|
3848
CALL
Carrier Global
CARR
$46.3B
| $667K | ﹤0.01% |
9,100
+4,000
| +78% | +$261K |
2025 Q4
2 quarters
|
|
3849
Tigo Energy
TYGO
$65M
| $667K | ﹤0.01% |
286,406
-179,703
| -39% | -$676K |
2025 Q3
3 quarters
|
|
3850
PUT
Frontline
FRO
$11.2B
| $664K | ﹤0.01% |
+19,100
| New | +$702K |
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.