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 | |
|---|---|---|---|---|---|---|
|
LGN
3201
Legence Corp
LGN
$4.34B
| $262K | ﹤0.01% |
+8,500
| New | +$268K |
|
3202
Standard Motor Products
SMP
$838M
| $261K | ﹤0.01% |
6,400
-1,648
| -20% | -$60.4K |
|
3203
PUT
KKR & Co
KKR
$96.3B
| $260K | ﹤0.01% |
+2,000
| New | +$284K |
|
3204
Ethan Allen Interiors
ETD
$592M
| $260K | ﹤0.01% |
8,809
-11,264
| -56% | -$333K |
|
3205
Titan Machinery
TITN
$444M
| $259K | ﹤0.01% |
15,497
+4,510
| +41% | +$88.4K |
|
3206
Pacer US Cash Cows 100 ETF
COWZ
$20.1B
| $259K | ﹤0.01% |
+4,500
| New | +$256K |
|
|
MILN
3207
Global X Millennial Consumer ETF
MILN
$98.2M
| $257K | ﹤0.01% |
5,200
+700
| +16% | +$34.5K |
|
3208
Kornit Digital
KRNT
$708M
| $257K | ﹤0.01% |
19,042
-5,372
| -22% | -$91.3K |
|
|
PVLA
3209
Palvella Therapeutics
PVLA
$2.1B
| $256K | ﹤0.01% |
+4,090
| New | +$182K |
|
3210
MediaAlpha
MAX
$784M
| $256K | ﹤0.01% |
22,524
-43,570
| -66% | -$481K |
|
3211
Digi International
DGII
$2.81B
| $256K | ﹤0.01% |
7,018
-3,989
| -36% | -$137K |
|
3212
First Trust Nasdaq Transportation ETF
FTXR
$1.04B
| $256K | ﹤0.01% |
+7,300
| New | +$247K |
|
3213
First Advantage
FA
$3.55B
| $256K | ﹤0.01% |
16,610
-13,200
| -44% | -$219K |
|
|
TERN
3214
DELISTED
Terns Pharmaceuticals
TERN
| $256K | ﹤0.01% |
34,030
-170,927
| -83% | -$1.09M |
|
|
FVR
3215
FrontView REIT
FVR
$489M
| $255K | ﹤0.01% |
+18,576
| New | +$238K |
|
3216
Vince Holding Corp
VNCE
$80.9M
| $254K | ﹤0.01% |
75,969
+62,907
| +482% | +$117K |
|
3217
TORM
TRMD
$3.24B
| $254K | ﹤0.01% |
+12,304
| New | +$248K |
|
3218
Kyndryl
KD
$2.78B
| $252K | ﹤0.01% |
+8,377
| New | +$288K |
|
3219
Principal Exchange-Traded Funds Principal Quality ETF
PSET
$28.9M
| $251K | ﹤0.01% |
3,300
-6,100
| -65% | -$458K |
|
3220
CALL
Occidental Petroleum
OXY
$60.1B
| $250K | ﹤0.01% |
+5,300
| New | +$239K |
|
3221
Invesco KBW High Dividend Yield Financial ETF
KBWD
$413M
| $250K | ﹤0.01% |
+18,500
| New | +$259K |
|
3222
Nicolet Bankshares
NIC
$3.62B
| $250K | ﹤0.01% |
1,856
-2,662
| -59% | -$353K |
|
3223
Madison Square Garden
MSGE
$3.77B
| $250K | ﹤0.01% |
+5,517
| New | +$224K |
|
|
CRDL
3224
Cardiol Therapeutics
CRDL
$217M
| $249K | ﹤0.01% |
+232,345
| New | +$282K |
|
3225
Star Holdings Shares of Beneficial Interest
STHO
$118M
| $248K | ﹤0.01% |
+30,093
| New | +$244K |
|
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.