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 | |
|---|---|---|---|---|---|---|
3176
BitFuFu
FUFU
$213M
| $162K | ﹤0.01% |
43,300
-95,533
| -69% | -$359K |
|
3177
Gogoro
GGR
$44.6M
| $162K | ﹤0.01% |
26,967
+2,007
| +8% | +$14K |
|
3178
Creative Realities
CREX
$44M
| $162K | ﹤0.01% |
70,602
+3,600
| +5% | +$9.54K |
|
|
KNDI
3179
Kandi Technologies Group
KNDI
$64.4M
| $161K | ﹤0.01% |
133,100
+89,300
| +204% | +$115K |
|
3180
Cocrystal Pharma
COCP
$15.2M
| $160K | ﹤0.01% |
127,928
+2,900
| +2% | +$4.47K |
|
3181
Broadway Financial
BYFC
$110M
| $159K | ﹤0.01% |
21,949
+900
| +4% | +$6.93K |
|
3182
Arts-Way Manufacturing Co
ARTW
$14.9M
| $159K | ﹤0.01% |
64,074
-2,200
| -3% | -$6.64K |
|
|
CCC
3183
CCC Intelligent Solutions
CCC
$4.19B
| $158K | ﹤0.01% |
+17,300
| New | +$167K |
|
3184
Myriad Genetics
MYGN
$303M
| $157K | ﹤0.01% |
21,674
-426,700
| -95% | -$2.53M |
|
|
BNKK
3185
Bonk Inc
BNKK
$8.16M
| $156K | ﹤0.01% |
+16,619
| New | +$304K |
|
3186
NexGel
NXGL
$4.51M
| $155K | ﹤0.01% |
63,452
+8,621
| +16% | +$21.2K |
|
3187
Methode Electronics
MEI
$593M
| $153K | ﹤0.01% |
+20,300
| New | +$151K |
|
|
TWAV
3188
TaoWeave Inc
TWAV
$5.16M
| $153K | ﹤0.01% |
59,300
+44,906
| +312% | +$161K |
|
3189
Bolt Biotherapeutics
BOLT
$6.17M
| $152K | ﹤0.01% |
28,625
+10,300
| +56% | +$57.1K |
|
3190
James River Group Holdings
JRVR
$200M
| $152K | ﹤0.01% |
27,400
-67,200
| -71% | -$377K |
|
3191
Pluri
PLUR
$17.9M
| $152K | ﹤0.01% |
33,925
+6,505
| +24% | +$32.6K |
|
|
LND
3192
BrasilAgro
LND
$357M
| $151K | ﹤0.01% |
38,860
-3,540
| -8% | -$13.5K |
|
3193
Fortress Biotech
FBIO
$99M
| $151K | ﹤0.01% |
+40,800
| New | +$103K |
|
3194
Asia Pacific Wire & Cable
APWC
$61.8M
| $149K | ﹤0.01% |
72,400
+100
| +0.1% | +$183 |
|
|
VELO
3195
Velo3D Inc
VELO
$494M
| $148K | ﹤0.01% |
+48,300
| New | +$167K |
|
3196
MoneyHero
MNY
$41M
| $147K | ﹤0.01% |
+103,111
| New | +$173K |
|
3197
Ribbon Communications
RBBN
$377M
| $147K | ﹤0.01% |
38,800
+11,300
| +41% | +$44.4K |
|
3198
SOPHiA GENETICS
SOPH
$649M
| $147K | ﹤0.01% |
30,800
+10,100
| +49% | +$34.7K |
|
3199
Metalpha Technology Holding
MATH
$38.5M
| $145K | ﹤0.01% |
39,600
| – | – |
|
3200
Babcock & Wilcox
BW
$1.39B
| $144K | ﹤0.01% |
+49,700
| New | +$88K |
|
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.