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 | |
|---|---|---|---|---|---|---|
476
First Trust Cloud Computing ETF
SKYY
$3.29B
| $60.1M | 0.04% |
446,700
+63,000
| +16% | +$8M |
|
477
Equinox Gold
EQX
$15.8B
| $60M | 0.04% |
6,176,988
+2,679,352
| +77% | +$34.6M |
|
478
Amprius Technologies
AMPX
$1.51B
| $59.9M | 0.04% |
4,318,630
+812,555
| +23% | +$14.6M |
|
479
TransDigm Group
TDG
$66.4B
| $59.8M | 0.04% |
+44,914
| New | +$55.2M |
|
480
East-West Bancorp
EWBC
$17.8B
| $59.6M | 0.04% |
461,479
+222,223
| +93% | +$27.3M |
|
481
JFrog
FROG
$11.4B
| $59.4M | 0.04% |
654,157
+164,046
| +33% | +$10.7M |
|
482
IAMGOLD
IAG
$12.1B
| $59.4M | 0.04% |
3,750,702
+2,875,687
| +329% | +$50.2M |
|
483
Apple Hospitality REIT
APLE
$3.94B
| $59.2M | 0.04% |
3,524,635
+2,723,572
| +340% | +$38.9M |
|
484
Aurinia Pharmaceuticals
AUPH
$2.22B
| $58.8M | 0.04% |
3,467,514
+38,809
| +1% | +$620K |
|
485
CDW
CDW
$17.2B
| $58.8M | 0.04% |
418,137
-600,537
| -59% | -$75.4M |
|
486
Huntsman Corp
HUN
$1.75B
| $58.8M | 0.04% |
5,534,163
+1,960,509
| +55% | +$27M |
|
487
Norwegian Cruise Line
NCLH
$7.92B
| $58.7M | 0.04% |
2,778,459
-34,296
| -1% | -$640K |
|
|
GTY
488
Getty Realty Corp
GTY
$2.05B
| $58.3M | 0.04% |
1,748,700
+127,266
| +8% | +$4.22M |
|
489
AXIS Capital
AXS
$7.2B
| $58.3M | 0.04% |
542,894
+266,412
| +96% | +$26.7M |
|
490
TechnipFMC
FTI
$30.4B
| $58M | 0.04% |
875,052
+359,190
| +70% | +$25.4M |
|
491
Q2 Holdings
QTWO
$3.99B
| $57.9M | 0.04% |
1,202,730
+164,418
| +16% | +$7.81M |
|
492
TSMC
TSM
$2.17T
| $57.7M | 0.04% |
120,904
-487,425
| -80% | -$198M |
|
|
AMBQ
493
Ambiq Micro
AMBQ
$1.43B
| $57.6M | 0.04% |
651,786
+614,992
| +1,671% | +$36.4M |
|
494
Ventas
VTR
$47.7B
| $57.4M | 0.04% |
646,394
-3,347,111
| -84% | -$285M |
|
495
Listed Funds Trust Roundhill Magnificent Seven ETF
MAGS
$4.16B
| $57.4M | 0.04% |
892,600
-317,700
| -26% | -$21M |
|
496
F5
FFIV
$21.8B
| $57.2M | 0.04% |
137,594
+122,467
| +810% | +$43.5M |
|
|
MCHPP
497
Microchip Technology Inc 7.50% Series A Preferred Stock
MCHPP
| $57M | 0.04% |
743,151
+282,960
| +61% | +$21.5M |
|
498
Western Alliance Bancorporation
WAL
$8.69B
| $57M | 0.04% |
693,451
-99,722
| -13% | -$7.87M |
|
499
Healthpeak Properties
DOC
$14.8B
| $56.9M | 0.04% |
2,659,431
+2,175,847
| +450% | +$40.6M |
|
500
Post Holdings
POST
$3.65B
| $56.5M | 0.04% |
639,671
-752,377
| -54% | -$73.3M |
|
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.