Jim Simons Renaissance Technologies
Jim Simons is the founder of Renaissance Technologies, one of the most successful quantitative hedge funds in the world. Before his career in finance, he served as a mathematics professor and made significant contributions to differential geometry. Simons applied his analytical expertise to develop sophisticated, algorithm-driven trading strategies, earning consistently high returns for investors.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$798M |
| 2 |
Netflix
NFLX
|
+$608M |
| 3 |
UnitedHealth
UNH
|
+$517M |
| 4 |
Apple
AAPL
|
+$461M |
| 5 |
GE Vernova
GEV
|
+$296M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$527M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$372M |
| 3 |
Meta Platforms (Facebook)
META
|
+$362M |
| 4 |
Advanced Micro Devices
AMD
|
+$328M |
| 5 |
Palantir
PLTR
|
+$327M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.57% |
| 2 | Healthcare | 15.8% |
| 3 | Consumer Discretionary | 12.38% |
| 4 | Financials | 11.53% |
| 5 | Industrials | 8.92% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1051
Evertec
EVTC
$1.82B
| $10.1M | 0.01% |
281,126
+40,200
| +17% | +$1.42M |
|
1052
Maravai LifeSciences
MRVI
$861M
| $10.1M | 0.01% |
4,186,189
+75,500
| +2% | +$159K |
|
1053
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF
SPIB
$11.5B
| $10M | 0.01% |
298,900
-649,100
| -68% | -$21.5M |
|
1054
Bank of Hawaii
BOH
$3.13B
| $10M | 0.01% |
148,200
+87,233
| +143% | +$5.8M |
|
1055
InvenTrust Properties
IVT
$2.59B
| $10M | 0.01% |
364,900
+41,300
| +13% | +$1.15M |
|
1056
Autoliv
ALV
$8.85B
| $9.99M | 0.01% |
+89,300
| New | +$8.74M |
|
1057
TORM
TRMD
$2.97B
| $9.98M | 0.01% |
599,289
+65,064
| +12% | +$1.09M |
|
1058
Array Technologies
ARRY
$799M
| $9.96M | 0.01% |
+1,687,800
| New | +$10.2M |
|
|
JHG
1059
DELISTED
Janus Henderson
JHG
| $9.88M | 0.01% |
254,300
-393,000
| -61% | -$13.8M |
|
1060
Western New England Bancorp
WNEB
$282M
| $9.86M | 0.01% |
1,068,262
-19,700
| -2% | -$179K |
|
1061
DigitalOcean
DOCN
$15.7B
| $9.85M | 0.01% |
344,900
-137,100
| -28% | -$4M |
|
1062
Consolidated Water Co
CWCO
$505M
| $9.85M | 0.01% |
327,967
+62,200
| +23% | +$1.61M |
|
1063
AMERISAFE
AMSF
$517M
| $9.84M | 0.01% |
225,100
+29,300
| +15% | +$1.38M |
|
1064
First Industrial Realty Trust
FR
$8.4B
| $9.82M | 0.01% |
204,100
-301,600
| -60% | -$14.7M |
|
1065
Aurinia Pharmaceuticals
AUPH
$2.06B
| $9.81M | 0.01% |
1,157,800
+219,200
| +23% | +$1.76M |
|
1066
Alliant Energy
LNT
$18.2B
| $9.79M | 0.01% |
161,821
+32,621
| +25% | +$2M |
|
1067
OppFi
OPFI
$585M
| $9.77M | 0.01% |
698,615
+23,900
| +4% | +$269K |
|
1068
AutoNation
AN
$6.9B
| $9.77M | 0.01% |
+49,200
| New | +$8.88M |
|
1069
Andersons Inc
ANDE
$2.23B
| $9.73M | 0.01% |
264,676
+49,900
| +23% | +$1.83M |
|
1070
Pearson
PSO
$9.7B
| $9.71M | 0.01% |
650,600
+242,800
| +60% | +$3.78M |
|
1071
Black Hills Corp
BKH
$5.58B
| $9.65M | 0.01% |
172,100
+113,300
| +193% | +$6.63M |
|
1072
Sherwin-Williams
SHW
$87.4B
| $9.65M | 0.01% |
+28,102
| New | +$9.74M |
|
|
VNET
1073
VNET Group
VNET
$2.11B
| $9.63M | 0.01% |
1,396,347
+430,662
| +45% | +$2.58M |
|
1074
News Corp Class A
NWSA
$15.5B
| $9.62M | 0.01% |
323,600
-186,500
| -37% | -$5.13M |
|
1075
Walker & Dunlop
WD
$1.45B
| $9.61M | 0.01% |
136,300
+61,700
| +83% | +$4.46M |
|
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Jim Simons's Q2 2025 Portfolio in Review
As of Q2 2025, Jim Simons held 4,018 positions worth $75.2B, up 14% from $66.1B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2025 filing shows 612 new, 1,577 increased, 1,314 reduced and 496 closed positions. Its largest new stake was UnitedHealth: 1,352,129 shares worth $422M. The largest sale was Broadcom, an estimated $527M.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 17% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2025 buy was UnitedHealth: 1,352,129 shares worth $422M.
- Jim Simons added most to NVIDIA in Q2 2025, an estimated $798M increase.
- Jim Simons's biggest Q2 2025 reduction was Broadcom, cutting an estimated $527M.
- Jim Simons fully exited Advanced Micro Devices in Q2 2025, selling an estimated $328M.
- Jim Simons's ten largest holdings make up 12% of its $75.2B portfolio in Q2 2025.
- Jim Simons opened 612 new positions and closed 496 in Q2 2025.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $75.2B.
Based on Renaissance Technologies's 13F filing for Q2 2025, filed 13 Aug 2025.