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Jim Simons

Jim Simons Renaissance Technologies

AUM $63.9B
1-Year Est. Return 45.56%
 

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
+3.01%
1 Year Est. Return
+45.56%
3 Year Est. Return
+129.95%
5 Year Est. Return
+153.6%
10 Year Est. Return
+738.31%
AUM
$63.9B
AUM Growth
-$531M
Cap. Flow
+$1.07B
Cap. Flow %
1.67%
Top 10 Hldgs %
11.2%
Holding
3,809
New
624
Increased
1,320
Reduced
1,262
Closed
596

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$800M
2
NVDA icon
NVIDIA
NVDA
+$304M
3
AVGO icon
Broadcom
AVGO
+$261M
4
LIN icon
Linde
LIN
+$237M
5
JPM icon
JPMorgan Chase
JPM
+$208M

Top Sells

Rank Stock Value
1
COST icon
Costco
COST
+$656M
2
NFLX icon
Netflix
NFLX
+$632M
3
TSLA icon
Tesla
TSLA
+$474M
4
PG icon
Procter & Gamble
PG
+$428M
5
MU icon
Micron Technology
MU
+$332M

Sector Composition

Rank Sector Weight
1 Technology 22.04%
2 Healthcare 15.35%
3 Industrials 11.13%
4 Consumer Discretionary 10.88%
5 Financials 10.52%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
KNDI
3101
Kandi Technologies Group
KNDI
$63.2M
$56.6K ﹤0.01%
67,700
-78,140
-54% -$76.1K
SST icon
3102
System1
SST
$17.8M
$55.3K ﹤0.01%
18,320
-300
-2% -$1.01K
AACG
3103
ATA Creativity
AACG
$38.2M
$54K ﹤0.01%
60,644
-2,000
-3% -$1.94K
AISP
3104
Airship AI Holdings
AISP
$69.6M
$53.5K ﹤0.01%
23,668
-104,707
-82% -$297K
MATH icon
3105
Metalpha Technology Holding
MATH
$42.3M
$53K ﹤0.01%
+46,100
New +$72.3K
XBIT icon
3106
XBiotech
XBIT
$71M
$52.7K ﹤0.01%
+22,438
New +$54.3K
OTLK icon
3107
Outlook Therapeutics
OTLK
$211M
$52.5K ﹤0.01%
+255,157
New +$110K
HHS icon
3108
Harte-Hanks
HHS
$18.5M
$50.4K ﹤0.01%
22,200
-1,900
-8% -$5.39K
CUE icon
3109
Cue Biopharma
CUE
$119M
$49.2K ﹤0.01%
7,128
-817
-10% -$7.62K
WAFU icon
3110
Wah Fu Education Group
WAFU
$7.37M
$49K ﹤0.01%
31,600
-2,400
-7% -$4.02K
INCR
3111
Intercure
INCR
$56.9M
$48.5K ﹤0.01%
64,602
-6,998
-10% -$6.1K
HUDI icon
3112
Huadi International Group
HUDI
$12.4M
$47.4K ﹤0.01%
38,200
-7,800
-17% -$9.66K
BGMS
3113
Bio Green Med Solution Inc
BGMS
$4.97M
$46.1K ﹤0.01%
46,100
+23,500
+104% +$26K
MF
3114
MindForge Inc. Class A Ordinary Shares
MF
$17.9M
$46.1K ﹤0.01%
552
-4
-0.7% -$187
HTT
3115
High Templar Tech Ltd
HTT
$388M
$45K ﹤0.01%
+23,200
New +$65.5K
OMSE
3116
OMS Energy Technologies
OMSE
$191M
$44.3K ﹤0.01%
+10,400
New +$47.6K
EONR
3117
EON Resources
EONR
$24.3M
$43.2K ﹤0.01%
+52,100
New +$30.8K
HERE
3118
Here Group Ltd
HERE
$102M
$42.5K ﹤0.01%
12,000
-10,900
-48% -$47.6K
SIEB icon
3119
Siebert Financial
SIEB
$68.8M
$41.9K ﹤0.01%
21,800
-100
-0.5% -$251
MCRP
3120
Micropolis AI Robotics
MCRP
$40.8M
$41.6K ﹤0.01%
+16,307
New +$50.2K
TOP icon
3121
TOP Financial Group
TOP
$1.49B
$40.3K ﹤0.01%
9,740
+280
+3% +$1.38K
SMXT icon
3122
Solarmax Technology
SMXT
$20M
$40.3K ﹤0.01%
57,483
+18,000
+46% +$14K
BLNE
3123
Beeline Holdings
BLNE
$36.4M
$39.8K ﹤0.01%
16,956
-58,744
-78% -$162K
JYD icon
3124
Jayud Global Logistics
JYD
$7.49M
$39.7K ﹤0.01%
+13,400
New +$42.5K
OXBR icon
3125
Oxbridge Re Holdings
OXBR
$10.5M
$38.6K ﹤0.01%
32,700
-11,609
-26% -$12.6K

Similar funds

Jim Simons's Q1 2026 Portfolio in Review

As of Q1 2026, Jim Simons held 3,809 positions worth $63.9B, down 0.82% from $64.5B the previous quarter. Its ten largest holdings account for 11% of the portfolio.

Jim Simons's Q1 2026 filing shows 624 new, 1,320 increased, 1,262 reduced and 596 closed positions. Its largest new stake was Apple: 3,075,638 shares worth $781M. The largest sale was Costco, an estimated $656M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 21% a quarter earlier, followed by Healthcare and Industrials.

  • Jim Simons's largest Q1 2026 buy was Apple: 3,075,638 shares worth $781M.
  • Jim Simons added most to NVIDIA in Q1 2026, an estimated $304M increase.
  • Jim Simons's biggest Q1 2026 reduction was Costco, cutting an estimated $656M.
  • Jim Simons fully exited Procter & Gamble in Q1 2026, selling an estimated $428M.
  • Jim Simons's ten largest holdings make up 11% of its $63.9B portfolio in Q1 2026.
  • Jim Simons opened 624 new positions and closed 596 in Q1 2026.
  • Jim Simons's portfolio value fell 0.82% quarter-over-quarter to $63.9B.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.