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 | |
|---|---|---|---|---|---|---|
|
2726
CALL
Dow Inc
DOW
$23.4B
| $2.49M | ﹤0.01% |
90,900
+62,500
| +220% | +$2.27M |
|
|
FCRS
2727
FutureCrest Acquisition Corp
FCRS
$367M
| $2.48M | ﹤0.01% |
240,309
| – | – |
|
2728
ProShares Russell 2000 Dividend Growers ETF
SMDV
$744M
| $2.47M | ﹤0.01% |
32,100
+5,400
| +20% | +$393K |
|
2729
Titan Machinery
TITN
$470M
| $2.47M | ﹤0.01% |
117,020
+28,105
| +32% | +$576K |
|
2730
Commercial Metals
CMC
$7.34B
| $2.47M | ﹤0.01% |
39,375
+19,775
| +101% | +$1.39M |
|
2731
CALL
Pinterest
PINS
$13.3B
| $2.47M | ﹤0.01% |
117,400
+81,800
| +230% | +$1.64M |
|
|
ACH
2732
Accendra Health
ACH
$92.3M
| $2.46M | ﹤0.01% |
718,550
-482,719
| -40% | -$1.5M |
|
|
YCY
2733
AA Mission Acquisition Corp II
YCY
| $2.46M | ﹤0.01% |
241,667
| – | – |
|
|
MDV
2734
DELISTED
Modiv Industrial
MDV
| $2.45M | ﹤0.01% |
141,067
+45,634
| +48% | +$783K |
|
|
LKFT
2735
Lakefront Biotherapeutics American Depositary Shares
LKFT
$1.89B
| $2.45M | ﹤0.01% |
81,749
+55,889
| +216% | +$1.59M |
|
2736
CALL
Pfizer
PFE
$160B
| $2.45M | ﹤0.01% |
101,700
-287,300
| -74% | -$7.52M |
|
2737
Upbound Group
UPBD
$1.1B
| $2.45M | ﹤0.01% |
115,280
+101,780
| +754% | +$1.9M |
|
2738
indie Semiconductor
INDI
$877M
| $2.45M | ﹤0.01% |
544,794
+366,384
| +205% | +$1.46M |
|
2739
Public Storage
PSA
$60.2B
| $2.44M | ﹤0.01% |
7,680
-6,000
| -44% | -$1.84M |
|
|
CHPG
2740
ChampionsGate Acquisition Corp
CHPG
| $2.44M | ﹤0.01% |
235,624
| – | – |
|
2741
Telephone and Data Systems
TDS
$3.87B
| $2.44M | ﹤0.01% |
65,884
-20,016
| -23% | -$844K |
|
2742
Trimble
TRMB
$14B
| $2.44M | ﹤0.01% |
47,600
-210,245
| -82% | -$12.4M |
|
|
NHP
2743
National Healthcare Properties
NHP
$751M
| $2.43M | ﹤0.01% |
+166,209
| New | +$2.33M |
|
2744
Invesco S&P MidCap Low Volatility ETF
XMLV
$742M
| $2.42M | ﹤0.01% |
36,500
| – | – |
|
|
ALH
2745
Alliance Laundry Holdings
ALH
$4.67B
| $2.42M | ﹤0.01% |
+91,291
| New | +$2.28M |
|
2746
CGI
GIB
$15.5B
| $2.42M | ﹤0.01% |
37,475
-176,673
| -83% | -$12M |
|
2747
Loews
L
$22.5B
| $2.42M | ﹤0.01% |
21,346
-16,302
| -43% | -$1.77M |
|
2748
Brown-Forman Class B
BF.B
$13.1B
| $2.41M | ﹤0.01% |
90,543
-900
| -1% | -$24.3K |
|
2749
Modine Manufacturing
MOD
$10.5B
| $2.41M | ﹤0.01% |
9,013
+5,513
| +158% | +$1.45M |
|
2750
PUT
Carpenter Technology
CRS
$24.4B
| $2.41M | ﹤0.01% |
3,900
-100
| -3% | -$47.1K |
|
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.