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 | |
|---|---|---|---|---|---|---|
3001
Park National Corp
PRK
$3.65B
| $1.82M | ﹤0.01% |
9,945
+7,997
| +411% | +$1.38M |
|
3002
Yelp
YELP
$1.27B
| $1.82M | ﹤0.01% |
74,071
+15,571
| +27% | +$388K |
|
|
WPAC
3003
White Pearl Acquisition Corp
WPAC
| $1.82M | ﹤0.01% |
181,250
| – | – |
|
|
ALPXU
3004
Alpex Acquisition Corp Unit
ALPXU
| $1.82M | ﹤0.01% |
+181,250
| New | +$1.81M |
|
3005
Invitation Homes
INVH
$17.9B
| $1.81M | ﹤0.01% |
+60,036
| New | +$1.7M |
|
3006
Invesco S&P 500 Equal Weight Energy ETF
RSPG
$622M
| $1.81M | ﹤0.01% |
+18,500
| New | +$1.92M |
|
3007
PUT
Fastenal
FAST
$58.8B
| $1.81M | ﹤0.01% |
37,700
+18,700
| +98% | +$849K |
|
|
FMAC
3008
Future Money Acquisition Corp
FMAC
| $1.81M | ﹤0.01% |
+181,250
| New | +$1.81M |
|
3009
Invesco S&P SmallCap Low Volatility ETF
XSLV
$246M
| $1.81M | ﹤0.01% |
34,500
-11,000
| -24% | -$549K |
|
|
XFLH
3010
XFLH Capital Corp
XFLH
$140M
| $1.81M | ﹤0.01% |
181,250
| – | – |
|
3011
Quantum Computing Inc
QUBT
$2.02B
| $1.81M | ﹤0.01% |
186,284
-197,968
| -52% | -$1.93M |
|
3012
Knowles
KN
$2.85B
| $1.8M | ﹤0.01% |
43,500
+25,400
| +140% | +$882K |
|
3013
American International
AIG
$39.8B
| $1.8M | ﹤0.01% |
24,205
-71,975
| -75% | -$5.47M |
|
3014
Avantis US Mid Cap Value ETF
AVMV
$761M
| $1.8M | ﹤0.01% |
+22,400
| New | +$1.76M |
|
|
TRAD
3015
APEX Tech Acquisition Inc
TRAD
$147M
| $1.8M | ﹤0.01% |
+181,250
| New | +$1.8M |
|
3016
ING
ING
$99.5B
| $1.8M | ﹤0.01% |
57,456
+21,086
| +58% | +$624K |
|
|
GLED
3017
GalaxyEdge Acquisition Corp
GLED
$160M
| $1.8M | ﹤0.01% |
+181,250
| New | +$1.8M |
|
|
VECA
3018
Vernal Capital Acquisition Corp
VECA
| $1.8M | ﹤0.01% |
+181,250
| New | +$1.8M |
|
|
UAC
3019
United Acquisition Corp I
UAC
| $1.8M | ﹤0.01% |
181,250
| – | – |
|
3020
BancFirst
BANF
$3.79B
| $1.8M | ﹤0.01% |
16,199
+10,471
| +183% | +$1.17M |
|
|
BHAV
3021
BHAV Acquisition Corp
BHAV
| $1.8M | ﹤0.01% |
+181,250
| New | +$1.8M |
|
3022
MaxCyte
MXCT
$142M
| $1.8M | ﹤0.01% |
1,462,941
+854,779
| +141% | +$852K |
|
|
WENC
3023
West Enclave Merger Corp
WENC
$160M
| $1.8M | ﹤0.01% |
+181,250
| New | +$1.8M |
|
3024
Northern Trust US Quality Large Cap ETF
QLC
$1.04B
| $1.8M | ﹤0.01% |
+20,000
| New | +$1.74M |
|
3025
PUT
CAVA Group
CAVA
$8.6B
| $1.8M | ﹤0.01% |
22,900
-17,100
| -43% | -$1.43M |
|
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.