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 | |
|---|---|---|---|---|---|---|
3451
Accel Entertainment
ACEL
$979M
| $1.11M | ﹤0.01% |
88,398
-95,012
| -52% | -$1.15M |
|
|
SAIL
3452
SailPoint Inc
SAIL
$10.6B
| $1.11M | ﹤0.01% |
+75,994
| New | +$1.04M |
|
3453
CALL
Humana
HUM
$45.5B
| $1.11M | ﹤0.01% |
+2,800
| New | +$797K |
|
3454
Forrester Research
FORR
$224M
| $1.11M | ﹤0.01% |
132,202
+30,601
| +30% | +$200K |
|
3455
CALL
Suncor Energy
SU
$80B
| $1.11M | ﹤0.01% |
+20,700
| New | +$1.31M |
|
3456
Five Point Holdings
FPH
$369M
| $1.11M | ﹤0.01% |
210,495
+91,244
| +77% | +$457K |
|
3457
Kamada
KMDA
$475M
| $1.11M | ﹤0.01% |
151,100
-43,145
| -22% | -$341K |
|
3458
Vanguard FTSE Developed Markets ETF
VEA
$239B
| $1.11M | ﹤0.01% |
+15,560
| New | +$1.08M |
|
3459
Vestis
VSTS
$1.68B
| $1.11M | ﹤0.01% |
76,300
-4,400
| -5% | -$49.1K |
|
3460
NET Power
NPWR
$150M
| $1.1M | ﹤0.01% |
660,570
-419,711
| -39% | -$760K |
|
|
ETJ
3461
Eaton Vance Risk-Managed Diversified Equity Income Fund
ETJ
$566M
| $1.1M | ﹤0.01% |
133,176
| – | – |
|
3462
CALL
Cameco
CCJ
$44.6B
| $1.1M | ﹤0.01% |
10,800
-12,200
| -53% | -$1.37M |
|
|
MMTX
3463
Miluna Acquisition Corp
MMTX
$89.7M
| $1.1M | ﹤0.01% |
108,749
| – | – |
|
3464
CALL
General Dynamics
GD
$104B
| $1.1M | ﹤0.01% |
+3,100
| New | +$1.06M |
|
3465
WisdomTree Trust WisdomTree US SmallCap Quality Dividend Growth Fund
DGRS
$412M
| $1.1M | ﹤0.01% |
18,500
-10,600
| -36% | -$598K |
|
3466
Radiant Logistics
RLGT
$395M
| $1.1M | ﹤0.01% |
115,956
-34,344
| -23% | -$289K |
|
3467
Compugen
CGEN
$248M
| $1.1M | ﹤0.01% |
512,419
-9,168
| -2% | -$23K |
|
|
AVEX
3468
AEVEX Corp
AVEX
$1.03B
| $1.09M | ﹤0.01% |
+52,315
| New | +$1.36M |
|
|
GRMN
3469
CALL
Garmin
GRMN
$56.9B
| $1.09M | ﹤0.01% |
+4,600
| New | +$1.12M |
|
|
JATT
3470
JATT II Acquisition Corp
JATT
$103M
| $1.09M | ﹤0.01% |
+96,165
| New | +$1.02M |
|
3471
United Natural Foods
UNFI
$2.91B
| $1.09M | ﹤0.01% |
23,844
+3,244
| +16% | +$161K |
|
3472
CALL
Powell Industries
POWL
$7.2B
| $1.09M | ﹤0.01% |
+3,800
| New | +$1.03M |
|
3473
CALL
Morgan Stanley
MS
$336B
| $1.09M | ﹤0.01% |
5,200
+100
| +2% | +$19.8K |
|
3474
CALL
Amkor Technology
AMKR
$12.5B
| $1.09M | ﹤0.01% |
12,600
-1,400
| -10% | -$99.8K |
|
|
PTRN
3475
Pattern Group Inc
PTRN
$3.7B
| $1.09M | ﹤0.01% |
43,120
+29,971
| +228% | +$509K |
|
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.