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Jim Simons Renaissance Technologies
AUM
$72.6B
Turnover
31.08%
1-Year Est. Return
54.88%
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.
This Fund
S&P 500
This Quarter Est. Return
+24.48%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.93%
AUM
$72.6B
AUM Growth
+$8.69B
(+14%)
Cap. Flow
+$958M
Cap. Flow % of AUM
Cap. Flow %
1.32%
Top 10 Holdings %
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621
Avg Time Held
3.5
years
Top 10 Avg Time Held
1.5
years
Top 20 Avg Time Held
1.3
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$1.08B |
| 2 |
NVIDIA
NVDA
|
+$938M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$639M |
| 4 |
Netflix
NFLX
|
+$598M |
| 5 |
Amazon
AMZN
|
+$575M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.46B |
| 2 |
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.58% |
| 2 | Healthcare | 14.83% |
| 3 | Consumer Discretionary | 11.24% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
1076
Friedman Industries
FRD
$307M
| $9.6M | 0.01% |
297,882
-33,400
| -10% | -$789K |
2013 Q2
52 quarters
|
|
1077
AngioDynamics
ANGO
$497M
| $9.5M | 0.01% |
733,883
-69,400
| -9% | -$790K |
2013 Q2
52 quarters
|
|
1078
Timberland Bancorp
TSBK
$357M
| $9.5M | 0.01% |
212,589
-5,000
| -2% | -$207K |
2013 Q2
52 quarters
|
|
1079
M-tron Industries
MPTI
$294M
| $9.5M | 0.01% |
96,005
-784
| -0.8% | -$62.4K |
2024 Q3
7 quarters
|
|
1080
Rogers Corp
ROG
$2.44B
| $9.5M | 0.01% |
+58,100
| New | +$7.99M |
2026 Q2
0 quarters
|
|
1081
Esquire Financial Holdings
ESQ
$1.44B
| $9.48M | 0.01% |
79,600
+23,600
| +42% | +$2.61M |
2025 Q4
2 quarters
|
|
1082
Ambarella
AMBA
$2.79B
| $9.46M | 0.01% |
110,300
-89,100
| -45% | -$6.13M |
2026 Q1
1 quarter
|
|
1083
Central Garden & Pet Co
CENT
$2.7B
| $9.44M | 0.01% |
212,887
+31,100
| +17% | +$1.22M |
2013 Q2
52 quarters
|
|
1084
Atlanticus Holdings
ATLC
$1.37B
| $9.42M | 0.01% |
92,158
-23,400
| -20% | -$1.9M |
2015 Q4
42 quarters
|
|
1085
Starwood Property Trust
STWD
$4.51B
| $9.41M | 0.01% |
574,684
-44,100
| -7% | -$767K |
2024 Q3
7 quarters
|
|
1086
MiMedx Group
MDXG
$617M
| $9.41M | 0.01% |
2,444,230
-575,641
| -19% | -$2.1M |
2020 Q4
22 quarters
|
|
1087
UWM Holdings
UWMC
$380M
| $9.4M | 0.01% |
4,106,460
+568,960
| +16% | +$1.77M |
2025 Q4
2 quarters
|
|
1088
Sohu.com
SOHU
$328M
| $9.38M | 0.01% |
773,812
-2,535
| -0.3% | -$36.4K |
2014 Q2
48 quarters
|
|
1089
V2X
VVX
$2.2B
| $9.36M | 0.01% |
+125,500
| New | +$9.34M |
2026 Q2
0 quarters
|
|
1090
GoodRx Holdings
GDRX
$1.2B
| $9.35M | 0.01% |
3,245,738
-14,000
| -0.4% | -$35.6K |
2021 Q4
18 quarters
|
|
1091
LivaNova
LIVN
$4.39B
| $9.32M | 0.01% |
113,400
-69,600
| -38% | -$4.92M |
2023 Q4
10 quarters
|
|
1092
Vanguard High Dividend Yield ETF
VYM
$82B
| $9.32M | 0.01% |
59,000
-22,500
| -28% | -$3.52M |
2024 Q3
7 quarters
|
|
1093
Excelerate Energy
EE
$1.03B
| $9.31M | 0.01% |
245,177
-40,342
| -14% | -$1.39M |
2022 Q2
16 quarters
|
|
1094
National Vision
EYE
$1.42B
| $9.3M | 0.01% |
489,100
-122,600
| -20% | -$2.5M |
2024 Q3
7 quarters
|
|
1095
OceanFirst Financial
OCFC
$1.56B
| $9.28M | 0.01% |
475,056
+167,700
| +55% | +$3.13M |
2013 Q2
52 quarters
|
|
1096
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$12.6B
| $9.28M | 0.01% |
96,200
+62,700
| +187% | +$6.01M |
2025 Q4
2 quarters
|
|
1097
Penske Automotive Group
PAG
$13.9B
| $9.25M | 0.01% |
51,700
-29,800
| -37% | -$4.98M |
2024 Q3
7 quarters
|
|
1098
Natural Gas Services Group
NGS
$398M
| $9.24M | 0.01% |
214,142
-23,900
| -10% | -$972K |
2013 Q2
52 quarters
|
|
1099
Coursera
COUR
$1.34B
| $9.22M | 0.01% |
1,635,488
+250,295
| +18% | +$1.42M |
2024 Q4
6 quarters
|
|
1100
iShares US Treasury Bond ETF
GOVT
$42.1B
| $9.16M | 0.01% |
402,300
+272,500
| +210% | +$6.21M |
2026 Q1
1 quarter
|
|
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Jim Simons's Q2 2026 Portfolio in Review
As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.
By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
- Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Jim Simons opened 548 new positions and closed 621 in Q2 2026.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.