John Overdeck Two Sigma Investments
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.
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 |
SNDK
Sandisk
SNDK
|
+$744M |
| 5 |
Dell
DELL
|
+$688M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.71% |
| 2 | Financials | 15.22% |
| 3 | Healthcare | 11.94% |
| 4 | Industrials | 11.55% |
| 5 | Consumer Discretionary | 9.6% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
4051
Principal Exchange-Traded Funds Principal Value ETF
PY
$243M
| $523K | ﹤0.01% |
+9,700
| New | +$519K |
|
4052
CALL
International Paper
IP
$22B
| $522K | ﹤0.01% |
13,700
-5,600
| -29% | -$192K |
|
4053
PUT
Franco-Nevada
FNV
$51.3B
| $521K | ﹤0.01% |
+2,500
| New | +$583K |
|
4054
PUT
Flutter Entertainment
FLUT
$17.8B
| $521K | ﹤0.01% |
+5,100
| New | +$526K |
|
4055
The RMR Group
RMR
$342M
| $521K | ﹤0.01% |
25,366
-42,825
| -63% | -$810K |
|
4056
PUT
Brookfield
BN
$93.1B
| $520K | ﹤0.01% |
+12,200
| New | +$546K |
|
4057
PUT
Royal Gold
RGLD
$21.9B
| $519K | ﹤0.01% |
2,600
+1,600
| +160% | +$372K |
|
4058
CALL
Duke Energy
DUK
$93.4B
| $519K | ﹤0.01% |
+4,100
| New | +$517K |
|
|
QXO
4059
QXO Inc
QXO
$14.3B
| $516K | ﹤0.01% |
+29,847
| New | +$555K |
|
4060
NovaGold Resources
NG
$3.83B
| $514K | ﹤0.01% |
86,149
-30,330
| -26% | -$252K |
|
|
LITS
4061
Lite Strategy Inc
LITS
$33.7M
| $514K | ﹤0.01% |
557,011
-57,431
| -9% | -$59.8K |
|
4062
Vanguard S&P Mid-Cap 400 Value ETF
IVOV
$1.35B
| $513K | ﹤0.01% |
+4,500
| New | +$491K |
|
4063
Schwab US Broad Market ETF
SCHB
$44.5B
| $513K | ﹤0.01% |
17,700
| – | – |
|
4064
PUT
Agnico Eagle Mines
AEM
$109B
| $512K | ﹤0.01% |
3,300
+300
| +10% | +$55.6K |
|
4065
CALL
JetBlue
JBLU
$1.85B
| $512K | ﹤0.01% |
+89,300
| New | +$455K |
|
4066
Shenandoah Telecom
SHEN
$683M
| $512K | ﹤0.01% |
33,922
-276,252
| -89% | -$4.35M |
|
4067
Rhythm Pharmaceuticals
RYTM
$7.57B
| $511K | ﹤0.01% |
4,600
+300
| +7% | +$27.1K |
|
4068
Yeti Holdings
YETI
$3.19B
| $510K | ﹤0.01% |
10,300
+3,091
| +43% | +$134K |
|
4069
Braskem
BAK
$793M
| $510K | ﹤0.01% |
208,867
+6,011
| +3% | +$22.7K |
|
4070
Emerson Electric
EMR
$87.7B
| $509K | ﹤0.01% |
+3,556
| New | +$501K |
|
4071
TMC The Metals Company
TMC
$2.11B
| $509K | ﹤0.01% |
114,813
-224,144
| -66% | -$1.17M |
|
4072
CALL
D-Wave Quantum Inc
QBTS
$7.59B
| $509K | ﹤0.01% |
21,200
-141,400
| -87% | -$3.1M |
|
4073
CALL
BHP
BHP
$246B
| $508K | ﹤0.01% |
+6,100
| New | +$506K |
|
4074
STRATTEC Security
STRT
$342M
| $507K | ﹤0.01% |
6,229
+2,304
| +59% | +$175K |
|
4075
Immunome
IMNM
$3.24B
| $507K | ﹤0.01% |
+23,941
| New | +$512K |
|
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 $4.38B 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 Healthcare.
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.