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 |
NVIDIA
NVDA
|
+$1.84B |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$1.38B |
| 3 |
Apple
AAPL
|
+$1.31B |
| 4 |
Amazon
AMZN
|
+$1.14B |
| 5 |
Tesla
TSLA
|
+$966M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amgen
AMGN
|
+$224M |
| 2 |
VanEck Semiconductor ETF
SMH
|
+$216M |
| 3 |
Procter & Gamble
PG
|
+$215M |
| 4 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$212M |
| 5 |
Eaton
ETN
|
+$197M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 18.76% |
| 2 | Financials | 13.52% |
| 3 | Healthcare | 11.32% |
| 4 | Industrials | 11.3% |
| 5 | Consumer Discretionary | 10.01% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2276
CALL
Snowflake
SNOW
$109B
| $3.32M | ﹤0.01% |
22,000
+3,000
| +16% | +$555K |
|
2277
Genworth Financial
GNW
$3.74B
| $3.32M | ﹤0.01% |
408,600
+357,881
| +706% | +$3.04M |
|
2278
Taysha Gene Therapies
TSHA
$1.96B
| $3.32M | ﹤0.01% |
742,081
+390,955
| +111% | +$1.82M |
|
|
DRD
2279
DRDGold
DRD
$2.6B
| $3.31M | ﹤0.01% |
+112,600
| New | +$3.74M |
|
2280
PUT
Moderna
MRNA
$59.8B
| $3.3M | ﹤0.01% |
65,000
+56,300
| +647% | +$2.63M |
|
2281
PUT
ON Semiconductor
ON
$28.5B
| $3.29M | ﹤0.01% |
53,200
+34,900
| +191% | +$2.19M |
|
2282
CALL
Modine Manufacturing
MOD
$9.94B
| $3.29M | ﹤0.01% |
15,200
+13,400
| +744% | +$2.52M |
|
2283
PUT
PepsiCo
PEP
$194B
| $3.29M | ﹤0.01% |
+21,200
| New | +$3.3M |
|
2284
Capital Group Growth ETF
CGGR
$25.1B
| $3.28M | ﹤0.01% |
+81,700
| New | +$3.53M |
|
2285
Tilly's
TLYS
$119M
| $3.28M | ﹤0.01% |
810,509
+649,826
| +404% | +$1.31M |
|
2286
Brookfield Asset Management
BAM
$83.1B
| $3.28M | ﹤0.01% |
+73,774
| New | +$3.6M |
|
|
PENG
2287
Penguin Solutions Inc
PENG
$2.66B
| $3.28M | ﹤0.01% |
186,235
-97,731
| -34% | -$1.86M |
|
|
NLOP
2288
Net Lease Office Properties
NLOP
$171M
| $3.28M | ﹤0.01% |
284,522
+214,398
| +306% | +$3.6M |
|
|
AIV
2289
Aimco
AIV
$366M
| $3.28M | ﹤0.01% |
+804,884
| New | +$4.21M |
|
|
LINE
2290
Lineage Inc
LINE
$9.23B
| $3.27M | ﹤0.01% |
99,939
-116,557
| -54% | -$4.32M |
|
2291
e.l.f. Beauty
ELF
$6.31B
| $3.27M | ﹤0.01% |
53,989
| – | – |
|
|
CMII
2292
Columbus Circle Capital Corp II
CMII
$315M
| $3.27M | ﹤0.01% |
+332,291
| New | +$3.27M |
|
2293
Energy Services of America
ESOA
$214M
| $3.26M | ﹤0.01% |
248,661
+176,459
| +244% | +$2.08M |
|
|
EMBJ
2294
Embraer S.A. ADS
EMBJ
$13.4B
| $3.25M | ﹤0.01% |
+54,800
| New | +$3.75M |
|
2295
Sonoco
SON
$5.69B
| $3.25M | ﹤0.01% |
60,092
-58,372
| -49% | -$3.01M |
|
2296
Palo Alto Networks
PANW
$277B
| $3.24M | ﹤0.01% |
20,222
+13,323
| +193% | +$2.24M |
|
|
HCAC
2297
Hall Chadwick Acquisition Corp
HCAC
$295M
| $3.24M | ﹤0.01% |
+326,250
| New | +$3.26M |
|
2298
PUT
CAVA Group
CAVA
$7.91B
| $3.24M | ﹤0.01% |
40,000
-38,600
| -49% | -$2.81M |
|
2299
Satellogic
SATL
$789M
| $3.23M | ﹤0.01% |
+594,624
| New | +$2.19M |
|
2300
WhiteHorse Finance
WHF
$151M
| $3.22M | ﹤0.01% |
435,572
+178,053
| +69% | +$1.23M |
|
Similar funds
John Overdeck's Q1 2026 Portfolio in Review
As of Q1 2026, John Overdeck held 5,070 positions worth $124B, up 75% from $70.9B the previous quarter. Its ten largest holdings account for 9.4% of the portfolio.
John Overdeck deployed $54.2B of net new capital in Q1 2026, opening 1,038 new positions and adding to 2,050 existing holdings. Its largest new stake was Broadcom: 2,225,253 shares worth $689M.
By sector, the portfolio is most concentrated in Technology at 19% of assets, up from 16% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was Amgen, an estimated $224M trimmed.
- John Overdeck's largest Q1 2026 buy was Broadcom: 2,225,253 shares worth $689M.
- John Overdeck added most to NVIDIA in Q1 2026, an estimated $1.84B increase.
- John Overdeck's biggest Q1 2026 reduction was Amgen, cutting an estimated $224M.
- John Overdeck fully exited First Trust Dow Jones Internet Index Fund ETF in Q1 2026, selling an estimated $82.2M.
- John Overdeck's ten largest holdings make up 9.4% of its $124B portfolio in Q1 2026.
- John Overdeck opened 1,038 new positions and closed 524 in Q1 2026.
- John Overdeck's portfolio value rose 75% quarter-over-quarter to $124B.
Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.