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 | |
|---|---|---|---|---|---|---|
3051
American Realty Investors
ARL
$243M
| $266K | ﹤0.01% |
15,899
-200
| -1% | -$2.93K |
|
|
CMCM
3052
Cheetah Mobile
CMCM
$93.7M
| $265K | ﹤0.01% |
32,845
| – | – |
|
3053
Genelux
GNLX
$121M
| $264K | ﹤0.01% |
62,900
+40,200
| +177% | +$143K |
|
3054
Alvotech
ALVO
$1.36B
| $263K | ﹤0.01% |
+32,166
| New | +$274K |
|
3055
Gold Royalty Corp
GROY
$732M
| $263K | ﹤0.01% |
68,185
-647,515
| -90% | -$2M |
|
3056
Bogota Financial
BSBK
$113M
| $262K | ﹤0.01% |
28,851
-6,923
| -19% | -$60.3K |
|
3057
SM Energy
SM
$7.71B
| $262K | ﹤0.01% |
10,500
-198,400
| -95% | -$5.35M |
|
|
LGO
3058
Largo
LGO
$75.1M
| $262K | ﹤0.01% |
174,663
+104,363
| +148% | +$157K |
|
|
AIRJ
3059
Montana Technologies Corp
AIRJ
$458M
| $261K | ﹤0.01% |
+55,600
| New | +$261K |
|
3060
Visa
V
$682B
| $260K | ﹤0.01% |
764
-324,658
| -100% | -$112M |
|
|
ASPSW
3061
Altisource Portfolio Solutions SA Net Settle Stakeholder Warrants
ASPSW
$12M
| $259K | ﹤0.01% |
370,022
-36,100
| -9% | -$28.1K |
|
3062
Performance Shipping
PSHG
$21.8M
| $258K | ﹤0.01% |
136,700
+95,116
| +229% | +$176K |
|
3063
Nuvectis Pharma
NVCT
$627M
| $258K | ﹤0.01% |
42,800
-200
| -0.5% | -$1.38K |
|
3064
Willamette Valley Vineyards
WVVI
$12M
| $258K | ﹤0.01% |
72,152
-300
| -0.4% | -$1.4K |
|
3065
Rhinebeck Bancorp
RBKB
$200M
| $257K | ﹤0.01% |
22,600
+6,100
| +37% | +$76.7K |
|
3066
LiveOne
LVO
$55.5M
| $257K | ﹤0.01% |
62,108
+11,197
| +22% | +$69.4K |
|
|
AGEN
3067
Agenus
AGEN
$315M
| $255K | ﹤0.01% |
+66,200
| New | +$331K |
|
3068
Schwab US Broad Market ETF
SCHB
$45.2B
| $255K | ﹤0.01% |
9,900
-67,000
| -87% | -$1.66M |
|
3069
loanDepot
LDI
$298M
| $252K | ﹤0.01% |
82,100
-232,500
| -74% | -$537K |
|
3070
First Capital
FCAP
$220M
| $252K | ﹤0.01% |
5,500
+400
| +8% | +$16.3K |
|
3071
Urban Edge Properties
UE
$2.75B
| $252K | ﹤0.01% |
12,300
-193,700
| -94% | -$3.86M |
|
|
GRCE
3072
Grace Therapeutics
GRCE
$44.2M
| $252K | ﹤0.01% |
84,561
+56,936
| +206% | +$178K |
|
3073
Traeger
COOK
$172M
| $252K | ﹤0.01% |
4,125
+407
| +11% | +$31.2K |
|
3074
KLX Energy Services
KLXE
$35.1M
| $249K | ﹤0.01% |
129,900
+18,600
| +17% | +$34.7K |
|
|
CONI
3075
GraniteShares 2x Short COIN Daily ETF
CONI
$11.6M
| $249K | ﹤0.01% |
+6,000
| New | +$280K |
|
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.