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 | |
|---|---|---|---|---|---|---|
4276
CALL
Goodyear
GT
$1.72B
| $383K | ﹤0.01% |
+58,100
| New | +$374K |
|
4277
CION Investment
CION
$361M
| $383K | ﹤0.01% |
61,461
-54,234
| -47% | -$379K |
|
4278
Anterix
ATEX
$1.83B
| $383K | ﹤0.01% |
+3,716
| New | +$218K |
|
4279
PUT
Wheaton Precious Metals
WPM
$71.7B
| $382K | ﹤0.01% |
+3,400
| New | +$442K |
|
4280
Cricut
CRCT
$1.17B
| $381K | ﹤0.01% |
86,765
-106,173
| -55% | -$454K |
|
4281
Genie Energy
GNE
$395M
| $380K | ﹤0.01% |
26,319
+13,033
| +98% | +$182K |
|
|
SMA
4282
SmartStop Self Storage REIT
SMA
$1.89B
| $379K | ﹤0.01% |
11,657
+757
| +7% | +$24K |
|
4283
Stagwell
STGW
$2.13B
| $379K | ﹤0.01% |
50,973
| – | – |
|
4284
Invesco S&P SmallCap High Dividend Low Volatility ETF
XSHD
$71.9M
| $379K | ﹤0.01% |
26,810
-21,900
| -45% | -$298K |
|
4285
CALL
Flutter Entertainment
FLUT
$17.8B
| $378K | ﹤0.01% |
+3,700
| New | +$381K |
|
4286
CALL
L3Harris
LHX
$49.7B
| $378K | ﹤0.01% |
+1,300
| New | +$413K |
|
4287
James Hardie Industries
JHX
$17.7B
| $377K | ﹤0.01% |
+14,402
| New | +$317K |
|
4288
Lufax Holding
LU
$1.2B
| $377K | ﹤0.01% |
285,412
-145,264
| -34% | -$247K |
|
4289
PUT
Pentair
PNR
$10.3B
| $376K | ﹤0.01% |
4,900
+2,200
| +81% | +$174K |
|
4290
CALL
Franco-Nevada
FNV
$51.3B
| $375K | ﹤0.01% |
+1,800
| New | +$420K |
|
4291
Progyny
PGNY
$1.97B
| $375K | ﹤0.01% |
13,000
-12,557
| -49% | -$281K |
|
4292
PUT
Crocs
CROX
$5.85B
| $374K | ﹤0.01% |
+3,100
| New | +$339K |
|
4293
CALL
Newmont
NEM
$139B
| $374K | ﹤0.01% |
4,000
-12,000
| -75% | -$1.31M |
|
4294
CALL
Ascendis Pharma A/S
ASND
$16.6B
| $373K | ﹤0.01% |
1,400
| – | – |
|
4295
Hubbell
HUBB
$24.8B
| $373K | ﹤0.01% |
+713
| New | +$360K |
|
4296
ETC 6 Meridian Small Cap Equity ETF
SIXS
$144M
| $373K | ﹤0.01% |
6,400
| – | – |
|
4297
Fuel Tech
FTEK
$43.4M
| $372K | ﹤0.01% |
168,457
-69,622
| -29% | -$103K |
|
4298
CALL
EQT Corp
EQT
$33.6B
| $372K | ﹤0.01% |
7,000
-4,000
| -36% | -$224K |
|
4299
Sidus Space
SIDU
$240M
| $372K | ﹤0.01% |
+132,294
| New | +$507K |
|
4300
CALL
Levi Strauss
LEVI
$8.27B
| $370K | ﹤0.01% |
+14,900
| New | +$336K |
|
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.