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 SPDR S&P 500 ETF Trust
SPY
|
+$510M |
| 2 |
Broadcom
AVGO
|
+$318M |
| 3 |
Marvell Technology
MRVL
|
+$290M |
| 4 |
Salesforce
CRM
|
+$263M |
| 5 |
Advanced Micro Devices
AMD
|
+$250M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Eli Lilly
LLY
|
+$255M |
| 2 |
Progressive
PGR
|
+$244M |
| 3 |
Visa
V
|
+$238M |
| 4 |
Lam Research
LRCX
|
+$201M |
| 5 |
Elevance Health
ELV
|
+$190M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 17.88% |
| 2 | Healthcare | 13.28% |
| 3 | Financials | 10.32% |
| 4 | Industrials | 9.79% |
| 5 | Consumer Discretionary | 8.58% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1776
Priority Technology Holdings
PRTH
$463M
| $1.73M | ﹤0.01% |
253,395
+178,316
| +238% | +$1.69M |
|
1777
Ryanair
RYAAY
$29.7B
| $1.73M | ﹤0.01% |
40,755
-43,241
| -51% | -$1.97M |
|
|
UHT
1778
Universal Health Realty Income Trust
UHT
$586M
| $1.73M | ﹤0.01% |
42,129
+35,774
| +563% | +$1.4M |
|
1779
Texas Pacific Land
TPL
$25.7B
| $1.72M | ﹤0.01% |
3,903
+3
| +0.1% | +$1.34K |
|
|
SVC
1780
Service Properties Trust
SVC
$1.03B
| $1.72M | ﹤0.01% |
132,044
-10,230
| -7% | -$139K |
|
1781
Altria Group
MO
$114B
| $1.72M | ﹤0.01% |
28,700
-131,249
| -82% | -$7.17M |
|
1782
Mattel
MAT
$4.36B
| $1.72M | ﹤0.01% |
88,351
+4,517
| +5% | +$89.6K |
|
1783
Leonardo DRS
DRS
$10.2B
| $1.72M | ﹤0.01% |
52,169
-21,262
| -29% | -$702K |
|
1784
Heritage Insurance Holdings
HRTG
$1.02B
| $1.69M | ﹤0.01% |
117,508
-90,537
| -44% | -$1.09M |
|
1785
Hafnia
HAFN
$4.09B
| $1.69M | ﹤0.01% |
407,260
+309,674
| +317% | +$1.53M |
|
1786
STAG Industrial
STAG
$7.15B
| $1.69M | ﹤0.01% |
46,855
+26,486
| +130% | +$924K |
|
|
SWI
1787
DELISTED
SolarWinds Corporation Common Stock
SWI
| $1.69M | ﹤0.01% |
91,691
-214,835
| -70% | -$3.6M |
|
1788
JD.com
JD
$39.7B
| $1.69M | ﹤0.01% |
41,085
-2,250,925
| -98% | -$90.4M |
|
1789
Funko
FNKO
$377M
| $1.69M | ﹤0.01% |
245,694
+34,889
| +17% | +$405K |
|
1790
York Water
YORW
$556M
| $1.69M | ﹤0.01% |
48,598
+1,614
| +3% | +$52.5K |
|
1791
Rigetti Computing
RGTI
$5.65B
| $1.68M | ﹤0.01% |
212,239
| – | – |
|
1792
Mercantile Bank Corp
MBWM
$1.04B
| $1.68M | ﹤0.01% |
38,676
+7,831
| +25% | +$363K |
|
1793
Iridium Communications
IRDM
$4.99B
| $1.68M | ﹤0.01% |
+61,437
| New | +$1.8M |
|
1794
WEC Energy
WEC
$34.8B
| $1.68M | ﹤0.01% |
15,400
-369,019
| -96% | -$37.7M |
|
1795
Invesco S&P SmallCap Low Volatility ETF
XSLV
$246M
| $1.68M | ﹤0.01% |
36,300
+18,800
| +107% | +$881K |
|
1796
iShares 20+ Year Treasury Bond ETF
TLT
$47.1B
| $1.67M | ﹤0.01% |
+18,306
| New | +$1.63M |
|
1797
AXIS Capital
AXS
$7.25B
| $1.67M | ﹤0.01% |
16,624
-120,958
| -88% | -$11.2M |
|
1798
PUT
PENN Entertainment
PENN
$2.38B
| $1.66M | ﹤0.01% |
101,900
| – | – |
|
1799
Biohaven
BHVN
$2.17B
| $1.66M | ﹤0.01% |
69,123
-11,740
| -15% | -$414K |
|
|
RIBB
1800
Ribbon Acquisition Corp
RIBB
$54.5M
| $1.66M | ﹤0.01% |
+166,145
| New | +$1.66M |
|
Similar funds
John Overdeck's Q1 2025 Portfolio in Review
As of Q1 2025, John Overdeck held 3,617 positions worth $46.8B, up 2% from $45.9B the previous quarter. Its ten largest holdings account for 8.1% of the portfolio.
John Overdeck deployed $2.08B of net new capital in Q1 2025, opening 458 new positions and adding to 1,225 existing holdings. Its largest new stake was Advanced Micro Devices: 2,246,952 shares worth $231M.
By sector, the portfolio is most concentrated in Technology at 18% of assets, up from 16% a quarter earlier, followed by Healthcare and Financials.
On the sell side, the largest reduction was Eli Lilly, an estimated $255M trimmed.
- John Overdeck's largest Q1 2025 buy was Advanced Micro Devices: 2,246,952 shares worth $231M.
- John Overdeck added most to State Street SPDR S&P 500 ETF Trust in Q1 2025, an estimated $510M increase.
- John Overdeck's biggest Q1 2025 reduction was Eli Lilly, cutting an estimated $255M.
- John Overdeck fully exited Coinbase in Q1 2025, selling an estimated $45M.
- John Overdeck's ten largest holdings make up 8.1% of its $46.8B portfolio in Q1 2025.
- John Overdeck opened 458 new positions and closed 452 in Q1 2025.
- John Overdeck's portfolio value rose 2% quarter-over-quarter to $46.8B.
Based on Two Sigma Investments's 13F filing for Q1 2025, filed 15 May 2025.