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 | |
|---|---|---|---|---|---|---|
1676
IBEX
IBEX
$480M
| $3.6M | ﹤0.01% |
88,900
-21,200
| -19% | -$674K |
|
1677
Heron Therapeutics
HRTX
$63.9M
| $3.6M | ﹤0.01% |
2,854,999
+165,660
| +6% | +$263K |
|
1678
Allogene Therapeutics
ALLO
$708M
| $3.59M | ﹤0.01% |
2,893,812
+1,223,800
| +73% | +$1.46M |
|
1679
Schwab 1000 Index ETF
SCHK
$5.96B
| $3.58M | ﹤0.01% |
111,600
+72,200
| +183% | +$2.23M |
|
1680
Provident Financial
PROV
$113M
| $3.58M | ﹤0.01% |
227,147
-3,300
| -1% | -$51.2K |
|
1681
Cleveland-Cliffs
CLF
$6.79B
| $3.57M | ﹤0.01% |
+292,659
| New | +$3.08M |
|
1682
Johnson Outdoors
JOUT
$505M
| $3.57M | ﹤0.01% |
88,300
-12,200
| -12% | -$455K |
|
1683
Atea Pharmaceuticals
AVIR
$410M
| $3.56M | ﹤0.01% |
1,227,900
-6,200
| -0.5% | -$21.2K |
|
1684
Diana Shipping
DSX
$309M
| $3.55M | ﹤0.01% |
2,115,413
+18,600
| +0.9% | +$30.8K |
|
1685
CSP Inc
CSPI
$81.1M
| $3.54M | ﹤0.01% |
306,526
+3,000
| +1% | +$35.2K |
|
1686
International General Insurance
IGIC
$1.16B
| $3.54M | ﹤0.01% |
152,500
+17,900
| +13% | +$429K |
|
1687
Vanguard Total Bond Market
BND
$161B
| $3.53M | ﹤0.01% |
+47,500
| New | +$3.5M |
|
1688
Latham Group
SWIM
$861M
| $3.53M | ﹤0.01% |
464,000
-113,100
| -20% | -$832K |
|
|
DCBO
1689
Docebo
DCBO
$584M
| $3.53M | ﹤0.01% |
129,133
+16,502
| +15% | +$499K |
|
1690
Northeast Community Bancorp
NECB
$372M
| $3.53M | ﹤0.01% |
171,400
+2,600
| +2% | +$57.3K |
|
1691
Bar Harbor Bankshares
BHB
$681M
| $3.52M | ﹤0.01% |
115,688
-7,796
| -6% | -$244K |
|
1692
Ascent Industries
ACNT
$136M
| $3.52M | ﹤0.01% |
273,300
+5,500
| +2% | +$69.3K |
|
1693
Zentalis Pharmaceuticals
ZNTL
$255M
| $3.51M | ﹤0.01% |
2,325,355
+795,802
| +52% | +$1.19M |
|
|
NAKA
1694
Nakamoto Inc
NAKA
$85.8M
| $3.5M | ﹤0.01% |
+81,723
| New | +$25.9M |
|
1695
Gran Tierra Energy
GTE
$325M
| $3.48M | ﹤0.01% |
799,880
-29,700
| -4% | -$126K |
|
1696
Camping World
CWH
$662M
| $3.48M | ﹤0.01% |
+220,300
| New | +$3.77M |
|
1697
Dorian LPG
LPG
$2.03B
| $3.48M | ﹤0.01% |
116,700
-44,272
| -28% | -$1.33M |
|
1698
Victory Capital Holdings
VCTR
$7.27B
| $3.47M | ﹤0.01% |
+53,600
| New | +$3.68M |
|
1699
YieldMax Ultra Option Income Strategy ETF
ULTY
$767M
| $3.47M | ﹤0.01% |
63,420
-68,713
| -52% | -$4.07M |
|
1700
Organogenesis Holdings
ORGO
$230M
| $3.47M | ﹤0.01% |
821,500
+17,600
| +2% | +$81.8K |
|
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.