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 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$474M |
| 2 |
State Street Consumer Staples Select Sector SPDR ETF
XLP
|
+$357M |
| 3 |
Accenture
ACN
|
+$246M |
| 4 |
Advanced Micro Devices
AMD
|
+$235M |
| 5 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$231M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$381M |
| 2 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$375M |
| 3 |
iShares Expanded Tech-Software Sector ETF
IGV
|
+$348M |
| 4 |
Thermo Fisher Scientific
TMO
|
+$292M |
| 5 |
Snowflake
SNOW
|
+$258M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 16.18% |
| 2 | Financials | 15.54% |
| 3 | Industrials | 10.5% |
| 4 | Healthcare | 9.8% |
| 5 | Consumer Discretionary | 8.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2351
NextDecade
NEXT
$1.99B
| $1.26M | ﹤0.01% |
186,147
+142,647
| +328% | +$1.38M |
|
2352
SLB Ltd
SLB
$79.1B
| $1.26M | ﹤0.01% |
36,635
-2,677
| -7% | -$93.2K |
|
2353
Boston Omaha
BOC
$424M
| $1.26M | ﹤0.01% |
96,225
+43,588
| +83% | +$586K |
|
|
MTAL
2354
DELISTED
Metals Acquisition
MTAL
| $1.26M | ﹤0.01% |
+102,787
| New | +$1.25M |
|
2355
Waterstone Financial
WSBF
$378M
| $1.25M | ﹤0.01% |
80,260
+16,105
| +25% | +$231K |
|
2356
Invesco ESG NASDAQ 100 ETF
QQMG
$200M
| $1.25M | ﹤0.01% |
30,200
+11,144
| +58% | +$438K |
|
2357
Santander
BSBR
$43.4B
| $1.25M | ﹤0.01% |
223,042
+104,840
| +89% | +$538K |
|
|
GHLD
2358
DELISTED
Guild Holdings
GHLD
| $1.25M | ﹤0.01% |
+62,527
| New | +$1.24M |
|
2359
E.W. Scripps
SSP
$305M
| $1.24M | ﹤0.01% |
505,798
-137,988
| -21% | -$425K |
|
2360
Rimini Street
RMNI
$485M
| $1.24M | ﹤0.01% |
265,266
+50,504
| +24% | +$224K |
|
2361
Cohu
COHU
$2.4B
| $1.24M | ﹤0.01% |
+60,839
| New | +$1.23M |
|
2362
Carter Bankshares
CARE
$727M
| $1.24M | ﹤0.01% |
63,637
+11,943
| +23% | +$223K |
|
2363
Wells Fargo
WFC
$256B
| $1.23M | ﹤0.01% |
14,700
-174,244
| -92% | -$14.1M |
|
2364
CALL
GE Vernova
GEV
$247B
| $1.23M | ﹤0.01% |
+2,000
| New | +$1.21M |
|
2365
Legacy Housing
LEGH
$688M
| $1.23M | ﹤0.01% |
44,702
+7,463
| +20% | +$190K |
|
2366
Frontline
FRO
$9.68B
| $1.23M | ﹤0.01% |
53,835
-106
| -0.2% | -$2.15K |
|
2367
Manchester United
MANU
$4.12B
| $1.23M | ﹤0.01% |
+81,011
| New | +$1.37M |
|
|
NNDM
2368
Nano Dimension
NNDM
$325M
| $1.22M | ﹤0.01% |
777,739
+740,143
| +1,969% | +$1.08M |
|
2369
Banco Macro
BMA
$4.97B
| $1.22M | ﹤0.01% |
28,809
+14,609
| +103% | +$892K |
|
2370
First Merchants
FRME
$2.61B
| $1.22M | ﹤0.01% |
32,249
-22,994
| -42% | -$917K |
|
2371
CALL
McDonald's
MCD
$190B
| $1.22M | ﹤0.01% |
+4,000
| New | +$1.22M |
|
2372
CALL
Alphabet (Google) Class A
GOOGL
$4.24T
| $1.22M | ﹤0.01% |
+5,000
| New | +$1.05M |
|
2373
Nutrien
NTR
$34.8B
| $1.22M | ﹤0.01% |
20,700
+2,743
| +15% | +$160K |
|
2374
Tango Therapeutics
TNGX
$4.18B
| $1.21M | ﹤0.01% |
144,432
+122,214
| +550% | +$827K |
|
|
SNBR
2375
DELISTED
Sleep Number
SNBR
| $1.21M | ﹤0.01% |
172,223
+129,292
| +301% | +$1.13M |
|
Similar funds
John Overdeck's Q3 2025 Portfolio in Review
As of Q3 2025, John Overdeck held 4,027 positions worth $67.2B, up 19% from $56.5B the previous quarter. Its ten largest holdings account for 6.2% of the portfolio.
John Overdeck deployed $4.46B of net new capital in Q3 2025, opening 877 new positions and adding to 1,461 existing holdings. Its largest new stake was Berkshire Hathaway Class B: 379,096 shares worth $191M.
By sector, the portfolio is most concentrated in Technology at 16% of assets, down from 17% a quarter earlier, followed by Financials and Industrials.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $381M trimmed.
- John Overdeck's largest Q3 2025 buy was Berkshire Hathaway Class B: 379,096 shares worth $191M.
- John Overdeck added most to State Street Financial Select Sector SPDR ETF in Q3 2025, an estimated $474M increase.
- John Overdeck's biggest Q3 2025 reduction was Invesco QQQ Trust, cutting an estimated $381M.
- John Overdeck fully exited NextEra Energy, Inc. 6.926% Corporate Units in Q3 2025, selling an estimated $115M.
- John Overdeck's ten largest holdings make up 6.2% of its $67.2B portfolio in Q3 2025.
- John Overdeck opened 877 new positions and closed 399 in Q3 2025.
- John Overdeck's portfolio value rose 19% quarter-over-quarter to $67.2B.
Based on Two Sigma Investments's 13F filing for Q3 2025, filed 14 Nov 2025.