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 | |
|---|---|---|---|---|---|---|
101
National Beverage
FIZZ
$2.89B
| $140M | 0.19% |
3,245,466
-63,000
| -2% | -$2.77M |
|
102
Amcor
AMCR
$21.9B
| $140M | 0.19% |
3,043,603
+2,057,983
| +209% | +$94.9M |
|
103
Vodafone
VOD
$36.7B
| $139M | 0.18% |
13,037,232
+5,522,500
| +73% | +$53.5M |
|
104
Ryanair
RYAAY
$30.8B
| $138M | 0.18% |
2,385,702
+116,300
| +5% | +$5.92M |
|
105
Doximity
DOCS
$4.65B
| $136M | 0.18% |
2,215,602
-845,200
| -28% | -$47.2M |
|
106
Argan
AGX
$8.11B
| $136M | 0.18% |
616,279
-31,000
| -5% | -$5.59M |
|
107
Dr. Reddy's Laboratories
RDY
$10.4B
| $135M | 0.18% |
9,013,128
-182,100
| -2% | -$2.6M |
|
108
Perdoceo Education
PRDO
$1.95B
| $135M | 0.18% |
4,137,454
-400
| -0% | -$11.9K |
|
109
Johnson & Johnson
JNJ
$626B
| $135M | 0.18% |
883,190
+680,627
| +336% | +$105M |
|
110
Chunghwa Telecom
CHT
$32.9B
| $135M | 0.18% |
2,894,055
-169,101
| -6% | -$7.21M |
|
111
Molina Healthcare
MOH
$10.2B
| $135M | 0.18% |
452,187
-650
| -0.1% | -$204K |
|
112
KE Holdings
BEKE
$18.7B
| $133M | 0.18% |
7,496,094
-412,000
| -5% | -$7.92M |
|
113
Monster Beverage
MNST
$89.2B
| $133M | 0.18% |
4,245,000
+3,243,200
| +324% | +$99.1M |
|
114
WIX.com
WIX
$2.79B
| $132M | 0.18% |
834,649
-184,200
| -18% | -$29.7M |
|
115
Kroger
KR
$34.5B
| $132M | 0.18% |
1,835,251
+35,200
| +2% | +$2.43M |
|
116
Biogen
BIIB
$30.1B
| $131M | 0.17% |
1,045,106
+240,600
| +30% | +$30M |
|
117
Sea Limited
SE
$80.5B
| $130M | 0.17% |
+811,100
| New | +$117M |
|
118
Cinemark Holdings
CNK
$4.25B
| $129M | 0.17% |
4,276,949
+27,000
| +0.6% | +$816K |
|
119
Progressive
PGR
$123B
| $129M | 0.17% |
482,200
-85,500
| -15% | -$23.4M |
|
120
Enphase Energy
ENPH
$5.59B
| $129M | 0.17% |
3,241,728
+2,741,584
| +548% | +$127M |
|
121
Chevron
CVX
$386B
| $128M | 0.17% |
893,567
-275,302
| -24% | -$38.8M |
|
122
Howmet Aerospace
HWM
$112B
| $127M | 0.17% |
683,988
+101,200
| +17% | +$15.6M |
|
|
FISV
123
Fiserv Inc
FISV
$28B
| $127M | 0.17% |
+733,927
| New | +$133M |
|
124
Altria Group
MO
$109B
| $126M | 0.17% |
2,146,815
+1,172,600
| +120% | +$68.9M |
|
125
Manhattan Associates
MANH
$11.4B
| $126M | 0.17% |
637,360
+33,600
| +6% | +$6.1M |
|
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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.