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 | |
|---|---|---|---|---|---|---|
426
Voya Financial
VOYA
$8.86B
| $69.2M | 0.05% |
764,772
+715,872
| +1,464% | +$58.3M |
|
427
Veeco
VECO
$2.93B
| $69.1M | 0.05% |
911,102
+88,389
| +11% | +$5.04M |
|
428
Omega Healthcare
OHI
$14.1B
| $68.7M | 0.05% |
1,440,518
-747,011
| -34% | -$34.6M |
|
429
CareTrust REIT
CTRE
$9.35B
| $68.6M | 0.05% |
1,699,720
+668,009
| +65% | +$26.2M |
|
430
Molson Coors Class B
TAP
$8.01B
| $68.3M | 0.05% |
1,752,526
+49,610
| +3% | +$2.07M |
|
431
FormFactor
FORM
$8.92B
| $68.1M | 0.05% |
425,688
+212,232
| +99% | +$28.2M |
|
432
BioCryst Pharmaceuticals
BCRX
$2.44B
| $67.8M | 0.05% |
6,775,349
+382,721
| +6% | +$3.46M |
|
|
ORCL.PRD
433
Oracle Corp Preferred Stock Series D
ORCL.PRD
| $67.7M | 0.05% |
1,505,943
+623,457
| +71% | +$33.5M |
|
434
Evercore
EVR
$11.2B
| $67.6M | 0.05% |
197,932
+96,447
| +95% | +$33M |
|
435
Sunrun
RUN
$2.21B
| $67.5M | 0.05% |
5,045,813
-2,746,997
| -35% | -$37.1M |
|
436
uniQure
QURE
$3.36B
| $67.3M | 0.05% |
1,462,024
-1,213,847
| -45% | -$31.8M |
|
437
Franklin Electric
FELE
$4.6B
| $66.7M | 0.05% |
622,473
+97,581
| +19% | +$9.8M |
|
438
Trex
TREX
$4.77B
| $66.6M | 0.05% |
1,331,721
-130,704
| -9% | -$5.42M |
|
439
Acushnet Holdings
GOLF
$5.19B
| $66.3M | 0.05% |
559,331
+56,153
| +11% | +$5.37M |
|
440
Global X Silver Miners ETF NEW
SIL
$5.37B
| $65.7M | 0.05% |
848,700
+129,400
| +18% | +$11.6M |
|
441
Otter Tail
OTTR
$3.81B
| $65.3M | 0.05% |
725,769
+62,835
| +9% | +$5.55M |
|
442
Assurant
AIZ
$14B
| $64.5M | 0.05% |
240,181
+204,988
| +582% | +$49.9M |
|
443
Copa Holdings
CPA
$5.88B
| $64.4M | 0.05% |
414,136
-61,207
| -13% | -$7.97M |
|
444
BellRing Brands
BRBR
$1.18B
| $64.3M | 0.05% |
4,972,303
+1,700,104
| +52% | +$20.5M |
|
445
OR Royalties Inc
OR
$6.76B
| $64.2M | 0.05% |
2,029,391
-363,184
| -15% | -$13.4M |
|
446
MKS Inc
MKSI
$18.9B
| $63.8M | 0.05% |
143,365
-135,322
| -49% | -$42.3M |
|
447
Absci
ABSI
$1.64B
| $63.7M | 0.05% |
5,493,486
+2,594,720
| +90% | +$14.6M |
|
448
Symbotic
SYM
$5.43B
| $63.4M | 0.05% |
1,410,103
+470,135
| +50% | +$24M |
|
|
CMPS
449
Compass Pathways
CMPS
$1.85B
| $63.3M | 0.05% |
4,470,485
+1,886,986
| +73% | +$19.2M |
|
450
Hess Midstream
HESM
$5.02B
| $63M | 0.05% |
1,674,699
+1,469,793
| +717% | +$56.5M |
|
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.