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 |
Alphabet (Google) Class A
GOOGL
|
+$546M |
| 2 |
Microsoft
MSFT
|
+$480M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$362M |
| 4 |
Meta Platforms (Facebook)
META
|
+$350M |
| 5 |
Coca-Cola
KO
|
+$266M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Robinhood
HOOD
|
+$1.04B |
| 2 |
Palantir
PLTR
|
+$800M |
| 3 |
Apple
AAPL
|
+$516M |
| 4 |
Netflix
NFLX
|
+$326M |
| 5 |
NVIDIA
NVDA
|
+$313M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.71% |
| 2 | Healthcare | 15.16% |
| 3 | Consumer Discretionary | 11.81% |
| 4 | Communication Services | 10.53% |
| 5 | Financials | 9.27% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1026
Camden National
CAC
$990M
| $11.4M | 0.02% |
296,100
-8,000
| -3% | -$322K |
|
1027
Puma Biotechnology
PBYI
$450M
| $11.4M | 0.02% |
2,151,213
+276,500
| +15% | +$1.17M |
|
1028
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.6B
| $11.4M | 0.02% |
210,100
+114,100
| +119% | +$6.1M |
|
1029
Gogo Inc
GOGO
$377M
| $11.3M | 0.02% |
1,321,136
+680,136
| +106% | +$8.62M |
|
1030
GraniteShares ETF Trust GraniteShares 2x Long NVDA Daily ETF
NVDL
$3.89B
| $11.3M | 0.02% |
+363,300
| New | +$10.2M |
|
|
ALX
1031
Alexander's
ALX
$1.39B
| $11.3M | 0.02% |
48,326
-6,300
| -12% | -$1.48M |
|
1032
Innospec
IOSP
$2.31B
| $11.3M | 0.01% |
146,500
-100
| -0.1% | -$8.35K |
|
1033
Agnico Eagle Mines
AEM
$93.8B
| $11.3M | 0.01% |
67,000
-389,368
| -85% | -$53.5M |
|
1034
Invesco BulletShares 2027 Corporate Bond ETF
BSCR
$4.59B
| $11.3M | 0.01% |
572,900
-286,900
| -33% | -$5.65M |
|
1035
Enel Chile
ENIC
$6.05B
| $11.3M | 0.01% |
2,902,388
-154,500
| -5% | -$541K |
|
1036
Andersons Inc
ANDE
$2.21B
| $11.3M | 0.01% |
283,376
+18,700
| +7% | +$720K |
|
1037
Intellia Therapeutics
NTLA
$1.66B
| $11.2M | 0.01% |
651,000
-25,900
| -4% | -$319K |
|
1038
PubMatic
PUBM
$783M
| $11.2M | 0.01% |
1,355,600
+135,700
| +11% | +$1.38M |
|
1039
Landstar System
LSTR
$6.4B
| $11.2M | 0.01% |
91,440
+41,300
| +82% | +$5.48M |
|
1040
Lincoln Electric
LECO
$15.6B
| $11.2M | 0.01% |
47,438
-37,600
| -44% | -$8.81M |
|
1041
China Yuchai International
CYD
$1.76B
| $11.1M | 0.01% |
269,207
+28,127
| +12% | +$850K |
|
1042
Harley-Davidson
HOG
$2.7B
| $11.1M | 0.01% |
397,900
+350,000
| +731% | +$9.39M |
|
1043
LifeMD
LFMD
$167M
| $11.1M | 0.01% |
1,633,825
+547,625
| +50% | +$4.52M |
|
1044
Solventum
SOLV
$14.5B
| $11.1M | 0.01% |
151,800
+118,200
| +352% | +$8.66M |
|
1045
Howard Hughes
HHH
$4.04B
| $11M | 0.01% |
134,400
+13,300
| +11% | +$985K |
|
1046
Liquidia Corp
LQDA
$6.45B
| $11M | 0.01% |
+484,753
| New | +$10.5M |
|
1047
Franklin Electric
FELE
$4.75B
| $11M | 0.01% |
115,600
-3,800
| -3% | -$359K |
|
1048
Star Group
SGU
$417M
| $11M | 0.01% |
928,445
-13,148
| -1% | -$154K |
|
1049
Northeast Bank
NBN
$1.16B
| $11M | 0.01% |
109,645
-32,700
| -23% | -$3.34M |
|
1050
Grindr
GRND
$2.76B
| $11M | 0.01% |
729,065
-728,800
| -50% | -$12.8M |
|
Similar funds
Jim Simons's Q3 2025 Portfolio in Review
As of Q3 2025, Jim Simons held 4,038 positions worth $75.8B, up 0.77% from $75.2B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons withdrew a net $5.41B in Q3 2025, closing 581 positions and reducing 1,457 holdings. Its most notable exit was GE Aerospace, an estimated $235M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Jim Simons opened a new position in Alphabet (Google) Class C worth $419M.
- Jim Simons's largest Q3 2025 buy was Alphabet (Google) Class C: 1,720,002 shares worth $419M.
- Jim Simons added most to Alphabet (Google) Class A in Q3 2025, an estimated $546M increase.
- Jim Simons's biggest Q3 2025 reduction was Robinhood, cutting an estimated $1.04B.
- Jim Simons fully exited GE Aerospace in Q3 2025, selling an estimated $235M.
- Jim Simons's ten largest holdings make up 11% of its $75.8B portfolio in Q3 2025.
- Jim Simons opened 516 new positions and closed 581 in Q3 2025.
- Jim Simons's portfolio value rose 0.77% quarter-over-quarter to $75.8B.
Based on Renaissance Technologies's 13F filing for Q3 2025, filed 13 Nov 2025.