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Jim Simons

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
+887.92%
AUM
$72.6B
AUM Growth
+$8.69B
Cap. Flow
+$958M
Cap. Flow %
1.32%
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 Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.46B
2
SNDK icon
Sandisk
SNDK
+$1.13B
3
AAPL icon
Apple
AAPL
+$426M
4
LIN icon
Linde
LIN
+$316M
5
VRT icon
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
EDRY icon
2051
EuroDry
EDRY
$144M
$1.72M ﹤0.01%
78,464
+18,117
+30% +$392K
2020 Q4
22 quarters
CULP icon
2052
Culp Inc
CULP
$45.8M
$1.72M ﹤0.01%
553,817
-9,800
-2% -$30.6K
2013 Q2
52 quarters
YSG icon
2053
Yatsen Holding
YSG
$227M
$1.72M ﹤0.01%
541,047
-71,546
-12% -$216K
2021 Q3
19 quarters
ORCX icon
2054
Defiance Daily Target 2X Long ORCL ETF
ORCX
$193M
$1.7M ﹤0.01%
+73,292
New +$2.84M
2026 Q2
0 quarters
TSSI icon
2055
TSS Inc
TSSI
$201M
$1.7M ﹤0.01%
138,291
+78,200
+130% +$1.05M
2024 Q4
6 quarters
UFCS icon
2056
United Fire Group
UFCS
$1.49B
$1.7M ﹤0.01%
32,427
-36,483
-53% -$1.62M
2023 Q3
11 quarters
SAMG icon
2057
Silvercrest Asset Management
SAMG
$83.1M
$1.7M ﹤0.01%
168,168
+6,431
+4% +$78.3K
2014 Q1
49 quarters
QMCO icon
2058
Quantum Corp
QMCO
$669M
$1.7M ﹤0.01%
+154,516
New +$1.48M
2026 Q2
0 quarters
QNST icon
2059
QuinStreet
QNST
$966M
$1.7M ﹤0.01%
116,000
-241,000
-68% -$3.02M
2024 Q4
6 quarters
VWOB icon
2060
Vanguard Emerging Markets Government Bond ETF
VWOB
$6.17B
$1.7M ﹤0.01%
+25,260
New +$1.69M
2026 Q2
0 quarters
NPO icon
2061
Enpro
NPO
$5.66B
$1.69M ﹤0.01%
4,480
-45,620
-91% -$14.2M
2025 Q2
4 quarters
AFBI icon
2062
DELISTED
Affinity Bancshares
AFBI
$1.68M ﹤0.01%
74,548
+15,400
+26% +$346K
2018 Q1
33 quarters
SWMR icon
2063
Swarmer Inc
SWMR
$127M
$1.68M ﹤0.01%
+38,000
New +$1.64M
2026 Q2
0 quarters
ECBK icon
2064
ECB Bancorp
ECBK
$186M
$1.68M ﹤0.01%
83,800
-4,066
-5% -$75.1K
2023 Q3
11 quarters
PPA icon
2065
Invesco Aerospace & Defense ETF
PPA
$7.33B
$1.68M ﹤0.01%
9,500
-9,000
-49% -$1.54M
2025 Q3
3 quarters
MASS icon
2066
908 Devices
MASS
$469M
$1.67M ﹤0.01%
191,900
-38,300
-17% -$294K
2022 Q1
17 quarters
FNWD icon
2067
Finward Bancorp
FNWD
$188M
$1.67M ﹤0.01%
45,300
+200
+0.4% +$6.68K
2023 Q4
10 quarters
HWC icon
2068
Hancock Whitney
HWC
$5.89B
$1.66M ﹤0.01%
+22,173
New +$1.52M
2026 Q2
0 quarters
BITB icon
2069
Bitwise Bitcoin ETF
BITB
$3.01B
$1.66M ﹤0.01%
+51,990
New +$2.03M
2026 Q2
0 quarters
ZDGE icon
2070
Zedge
ZDGE
$43.9M
$1.65M ﹤0.01%
532,222
+17,273
+3% +$53.4K
2016 Q2
40 quarters
BRBS icon
2071
Blue Ridge Bankshares
BRBS
$365M
$1.65M ﹤0.01%
466,653
-73,800
-14% -$257K
2021 Q2
20 quarters
AKO.A icon
2072
Embotelladora Andina Series A
AKO.A
$1.65M ﹤0.01%
76,600
-1,700
-2% -$39K
2013 Q2
52 quarters
MLP icon
2073
Maui Land & Pineapple Co
MLP
$283M
$1.65M ﹤0.01%
92,549
-4,200
-4% -$69.6K
2014 Q2
48 quarters
PBW icon
2074
Invesco WilderHill Clean Energy ETF
PBW
$282M
$1.64M ﹤0.01%
+42,087
New +$1.64M
2026 Q2
0 quarters
DFUS icon
2075
Dimensional US Equity ETF
DFUS
$21.2B
$1.64M ﹤0.01%
+20,000
New +$1.58M
2026 Q2
0 quarters

Similar funds

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.