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 | |
|---|---|---|---|---|---|---|
901
Asana
ASAN
$2.25B
| $23.8M | 0.02% |
3,396,684
-68,159
| -2% | -$458K |
|
902
Coca-Cola Consolidated
COKE
$12.8B
| $23.8M | 0.02% |
124,446
-40,467
| -25% | -$7.54M |
|
903
American States Water
AWR
$3.61B
| $23.7M | 0.02% |
287,237
+195,084
| +212% | +$15.1M |
|
904
Howmet Aerospace
HWM
$105B
| $23.6M | 0.02% |
87,839
-394,533
| -82% | -$101M |
|
905
UBS Group
UBS
$164B
| $23.6M | 0.02% |
475,312
+62,657
| +15% | +$2.85M |
|
906
Bank of Hawaii
BOH
$3.03B
| $23.5M | 0.02% |
288,803
-136,107
| -32% | -$10.7M |
|
907
Kroger
KR
$36.2B
| $23.5M | 0.02% |
423,786
+338,816
| +399% | +$22.1M |
|
908
Invesco
IVZ
$14.3B
| $23.5M | 0.02% |
889,615
+502,470
| +130% | +$13.3M |
|
909
Innoviva
INVA
$1.52B
| $23.5M | 0.02% |
1,032,807
-451,457
| -30% | -$10.3M |
|
910
Acadia Pharmaceuticals
ACAD
$5.11B
| $23.5M | 0.02% |
926,992
+151,871
| +20% | +$3.34M |
|
911
UFP Industries
UFPI
$4.92B
| $23.4M | 0.02% |
258,326
+204,345
| +379% | +$17.8M |
|
912
PUT
Golar LNG
GLNG
$5.25B
| $23.4M | 0.02% |
470,300
+129,800
| +38% | +$6.86M |
|
913
SiriusXM
SIRI
$9.59B
| $23.4M | 0.02% |
791,961
-985,258
| -55% | -$26.5M |
|
914
Bath & Body Works
BBWI
$3.86B
| $23.4M | 0.02% |
1,010,851
-226,698
| -18% | -$4.34M |
|
915
Equifax
EFX
$22.9B
| $23.4M | 0.02% |
147,205
+92,675
| +170% | +$15.8M |
|
|
LAC
916
Lithium Americas
LAC
$1.13B
| $23.4M | 0.02% |
6,066,871
+510,007
| +9% | +$2.43M |
|
917
International Bancshares
IBOC
$4.45B
| $23.3M | 0.02% |
306,839
+138,257
| +82% | +$10M |
|
918
Gold Fields
GFI
$42.3B
| $23.3M | 0.02% |
693,666
+436,157
| +169% | +$18.2M |
|
919
Nexa Resources
NEXA
$2.02B
| $23.3M | 0.02% |
1,902,373
+371,974
| +24% | +$5.18M |
|
920
Astera Labs
ALAB
$48.1B
| $23.2M | 0.02% |
48,083
-696,226
| -94% | -$185M |
|
921
PUT
Boeing
BA
$166B
| $23.2M | 0.02% |
107,000
+63,700
| +147% | +$14.2M |
|
922
The Greenbrier Companies
GBX
$1.43B
| $23.1M | 0.02% |
470,861
+435,879
| +1,246% | +$21.4M |
|
923
BrightView Holdings
BV
$1.01B
| $23M | 0.02% |
1,619,826
+101,366
| +7% | +$1.27M |
|
924
Jabil
JBL
$31.9B
| $22.9M | 0.02% |
59,500
-94,853
| -61% | -$32.8M |
|
925
CALL
Berkshire Hathaway Class B
BRK.B
$1.08T
| $22.9M | 0.02% |
45,800
+9,600
| +27% | +$4.62M |
|
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.