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 | |
|---|---|---|---|---|---|---|
726
CALL
Apple
AAPL
$4.53T
| $32.6M | 0.02% |
112,500
+40,500
| +56% | +$11.6M |
|
727
FMC
FMC
$1.41B
| $32.5M | 0.02% |
2,829,728
+447,912
| +19% | +$6.25M |
|
728
Camtek
CAMT
$6.64B
| $32.5M | 0.02% |
199,476
-38,189
| -16% | -$6.77M |
|
729
Prospect Capital
PSEC
$1.16B
| $32.5M | 0.02% |
14,082,619
-1,766,788
| -11% | -$4.35M |
|
|
CVSA
730
Covista Inc
CVSA
$4.52B
| $32.3M | 0.02% |
259,443
-235,088
| -48% | -$28.3M |
|
731
TFI International
TFII
$11.2B
| $32.3M | 0.02% |
224,985
-6,800
| -3% | -$960K |
|
732
Coca-Cola
KO
$396B
| $32.2M | 0.02% |
396,491
+92,097
| +30% | +$7.27M |
|
733
CALL
Palantir
PLTR
$423B
| $32.2M | 0.02% |
275,800
+97,800
| +55% | +$13.3M |
|
734
CALL
Meta Platforms (Facebook)
META
$1.42T
| $32.1M | 0.02% |
57,000
-32,400
| -36% | -$19.8M |
|
735
Marten Transport
MRTN
$1.2B
| $31.8M | 0.02% |
1,830,565
+401,084
| +28% | +$6.38M |
|
736
First Trust Value Line Dividend Fund
FVD
$8.35B
| $31.7M | 0.02% |
658,000
+433,400
| +193% | +$20.6M |
|
737
Alarm.com
ALRM
$2.83B
| $31.6M | 0.02% |
676,619
-4,664
| -0.7% | -$209K |
|
|
JBS
738
JBS N.V.
JBS
$45.7B
| $31.6M | 0.02% |
2,664,312
-911,547
| -25% | -$13.3M |
|
739
YPF Sociedad Anonima ADS
YPF
$20.1B
| $31.6M | 0.02% |
693,965
+682,965
| +6,209% | +$32M |
|
740
Atmos Energy
ATO
$28.4B
| $31.5M | 0.02% |
183,096
+93,111
| +103% | +$16.7M |
|
741
Robert Half
RHI
$4.62B
| $31.4M | 0.02% |
1,024,300
-60,741
| -6% | -$1.7M |
|
742
DTE Energy
DTE
$28.2B
| $31.4M | 0.02% |
+206,229
| New | +$30.1M |
|
743
CoStar Group
CSGP
$13.3B
| $31.3M | 0.02% |
1,104,950
+801,946
| +265% | +$27.6M |
|
744
Generac Holdings
GNRC
$12B
| $31.3M | 0.02% |
106,849
-149,271
| -58% | -$37.4M |
|
745
Royal Gold
RGLD
$22.3B
| $31.2M | 0.02% |
156,260
+30,637
| +24% | +$7.12M |
|
746
City Holding Co
CHCO
$2.04B
| $31.1M | 0.02% |
234,622
-15,433
| -6% | -$1.94M |
|
747
Clearway Energy Class C
CWEN
$6.63B
| $31.1M | 0.02% |
909,064
-356,220
| -28% | -$13.8M |
|
|
PR
748
Permian Resources
PR
$19.8B
| $31M | 0.02% |
1,685,091
+1,590,759
| +1,686% | +$32M |
|
749
Western Digital
WDC
$157B
| $31M | 0.02% |
48,556
+46,586
| +2,365% | +$22.7M |
|
|
DEA
750
Easterly Government Properties
DEA
$1.18B
| $31M | 0.02% |
1,243,235
-116,972
| -9% | -$2.74M |
|
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.