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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 | |
|---|---|---|---|---|---|---|---|
4251
PUT
Leidos
LDOS
$15.8B
| $402K | ﹤0.01% |
+3,900
| New | +$518K |
2026 Q2
0 quarters
|
|
4252
Pentair
PNR
$8.42B
| $401K | ﹤0.01% |
+5,237
| New | +$414K |
2026 Q2
0 quarters
|
|
4253
Westwater Resources
WWR
$52.5M
| $401K | ﹤0.01% |
794,846
-273,333
| -26% | -$162K |
2025 Q3
3 quarters
|
|
4254
First Trust Consumer Staples AlphaDEX Fund
FXG
$212M
| $401K | ﹤0.01% |
6,400
-8,600
| -57% | -$540K |
2025 Q4
2 quarters
|
|
4255
Priority Technology Holdings
PRTH
$644M
| $400K | ﹤0.01% |
60,037
+40,882
| +213% | +$237K |
2024 Q4
6 quarters
|
|
4256
CALL
DraftKings
DKNG
$9.8B
| $399K | ﹤0.01% |
15,800
-1,100
| -7% | -$27.1K |
2026 Q1
1 quarter
|
|
4257
CALL
Permian Resources
PR
$20.8B
| $398K | ﹤0.01% |
+21,600
| New | +$434K |
2026 Q2
0 quarters
|
|
4258
Nexstar Media Group
NXST
$5.11B
| $397K | ﹤0.01% |
2,225
| – | – |
2025 Q1
5 quarters
|
|
4259
PDF Solutions
PDFS
$1.74B
| $396K | ﹤0.01% |
+5,600
| New | +$278K |
2026 Q2
0 quarters
|
|
4260
Goodyear
GT
$1.19B
| $396K | ﹤0.01% |
+59,972
| New | +$386K |
2026 Q2
0 quarters
|
|
4261
CALL
Kinsale Capital Group
KNSL
$8.33B
| $396K | ﹤0.01% |
+1,200
| New | +$386K |
2026 Q2
0 quarters
|
|
4262
PUT
C.H. Robinson
CHRW
$16.2B
| $396K | ﹤0.01% |
2,100
+100
| +5% | +$17.8K |
2026 Q1
1 quarter
|
|
4263
PUT
McCormick & Company Non-Voting
MKC
$12.3B
| $393K | ﹤0.01% |
+7,800
| New | +$383K |
2026 Q2
0 quarters
|
|
4264
Hoya Capital High Dividend Yield ETF
RIET
$97M
| $393K | ﹤0.01% |
40,284
-47,600
| -54% | -$454K |
2025 Q4
2 quarters
|
|
4265
Alpha Architect US Quantitative Value ETF
QVAL
$641M
| $393K | ﹤0.01% |
+7,080
| New | +$387K |
2026 Q2
0 quarters
|
|
4266
CALL
Vale
VALE
$55.8B
| $393K | ﹤0.01% |
+26,100
| New | +$425K |
2026 Q2
0 quarters
|
|
4267
CALL
Celanese
CE
$5.25B
| $391K | ﹤0.01% |
+8,500
| New | +$492K |
2026 Q2
0 quarters
|
|
4268
Tejon Ranch
TRC
$433M
| $389K | ﹤0.01% |
20,815
+4,295
| +26% | +$83K |
2025 Q3
3 quarters
|
|
4269
GoldMining Inc
GLDG
$171M
| $389K | ﹤0.01% |
428,842
+255,217
| +147% | +$286K |
2025 Q4
2 quarters
|
|
4270
MeiraGTx Holdings
MGTX
$908M
| $389K | ﹤0.01% |
+28,769
| New | +$286K |
2026 Q2
0 quarters
|
|
4271
Saratoga Investment
SAR
$232M
| $389K | ﹤0.01% |
17,419
-37,327
| -68% | -$837K |
2023 Q1
13 quarters
|
|
4272
ALPS Medical Breakthroughs ETF
SBIO
$180M
| $388K | ﹤0.01% |
+6,000
| New | +$329K |
2026 Q2
0 quarters
|
|
4273
PUT
Peabody Energy
BTU
$2.9B
| $386K | ﹤0.01% |
16,700
-28,900
| -63% | -$768K |
2025 Q3
3 quarters
|
|
4274
Genesco
GCO
$395M
| $386K | ﹤0.01% |
11,416
-2,900
| -20% | -$102K |
2024 Q1
9 quarters
|
|
4275
PUT
Procept Biorobotics
PRCT
$1.05B
| $384K | ﹤0.01% |
+17,000
| New | +$426K |
2026 Q2
0 quarters
|
|
Similar funds
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.