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Jim Simons

Jim Simons Renaissance Technologies

AUM $72.6B
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
+6.27%
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
$69.4B
AUM Growth
-$5.97B
Cap. Flow
-$8.1B
Cap. Flow %
-11.68%
Top 10 Hldgs %
11.91%
Holding
4,468
New
541
Increased
1,601
Reduced
1,691
Closed
599

Top Sells

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$1.03B
2
UNH icon
UnitedHealth
UNH
+$686M
3
TSLA icon
Tesla
TSLA
+$387M
4
ABT icon
Abbott
ABT
+$380M
5
CVX icon
Chevron
CVX
+$328M

Sector Composition

Rank Sector Weight
1 Technology 20.26%
2 Healthcare 16.96%
3 Consumer Discretionary 12.82%
4 Consumer Staples 9.14%
5 Industrials 9.02%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DUHP icon
2626
Dimensional US High Profitability ETF
DUHP
$12.8B
$775K ﹤0.01%
+29,200
New +$737K
PRPL icon
2627
Purple Innovation
PRPL
$28.4M
$775K ﹤0.01%
11,150
+5,096
+84% +$367K
SVRA icon
2628
Savara
SVRA
$1.08B
$774K ﹤0.01%
242,300
+141,600
+141% +$333K
OLK
2629
DELISTED
Olink Holding AB (publ) American Depositary Shares
OLK
$774K ﹤0.01%
+41,300
New +$855K
TDUP icon
2630
ThredUp
TDUP
$416M
$772K ﹤0.01%
316,512
+24,312
+8% +$63.7K
STKS icon
2631
The ONE Group
STKS
$56.5M
$771K ﹤0.01%
105,300
-4,800
-4% -$36.4K
TMHC
2632
DELISTED
Taylor Morrison
TMHC
$768K ﹤0.01%
15,753
-3,400
-18% -$146K
BNR
2633
Burning Rock Biotech
BNR
$105M
$766K ﹤0.01%
35,610
-680
-2% -$18K
QLD icon
2634
ProShares Ultra QQQ
QLD
$14.4B
$766K ﹤0.01%
23,800
-26,200
-52% -$709K
URGN icon
2635
UroGen Pharma
URGN
$2.39B
$766K ﹤0.01%
74,000
+26,000
+54% +$287K
GLSI icon
2636
Greenwich LifeSciences
GLSI
$248M
$764K ﹤0.01%
79,200
+28,400
+56% +$318K
CVV icon
2637
CVD Equipment Corp
CVV
$52.1M
$763K ﹤0.01%
103,582
+6,700
+7% +$59.9K
TCBX icon
2638
Third Coast Bancshares
TCBX
$758M
$763K ﹤0.01%
48,100
+9,500
+25% +$147K
LUMO
2639
DELISTED
Lumos Pharma, Inc. Common Stock
LUMO
$763K ﹤0.01%
231,159
+1,245
+0.5% +$4.39K
TUYA
2640
Tuya Inc
TUYA
$1.1B
$762K ﹤0.01%
403,300
-19,400
-5% -$37.3K
DSP icon
2641
Viant Technology
DSP
$264M
$760K ﹤0.01%
164,900
+12,600
+8% +$55.8K
ATXS
2642
DELISTED
Astria Therapeutics
ATXS
$759K ﹤0.01%
91,061
+42,761
+89% +$493K
CLNE icon
2643
Clean Energy Fuels
CLNE
$384M
$759K ﹤0.01%
+153,000
New +$670K
SILC icon
2644
Silicom
SILC
$268M
$759K ﹤0.01%
20,600
+4,474
+28% +$159K
CELL
2645
DELISTED
PhenomeX Inc. Common Stock
CELL
$758K ﹤0.01%
1,546,663
+274,100
+22% +$224K
MD icon
2646
Pediatrix Medical
MD
$2.15B
$757K ﹤0.01%
53,300
-55,900
-51% -$785K
TZA icon
2647
Direxion Daily Small Cap Bear 3x ETF
TZA
$199M
$757K ﹤0.01%
+2,880
New +$898K
VLY icon
2648
Valley National Bancorp
VLY
$8.25B
$756K ﹤0.01%
+97,509
New +$776K
CIB icon
2649
Grupo Cibest SA
CIB
$22.6B
$755K ﹤0.01%
28,300
+11,900
+73% +$310K
OPLN
2650
Openlane
OPLN
$4.34B
$755K ﹤0.01%
+49,600
New +$723K

Similar funds

Jim Simons's Q2 2023 Portfolio in Review

As of Q2 2023, Jim Simons held 4,468 positions worth $69.4B, down 7.9% from $75.4B the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Jim Simons withdrew a net $8.1B in Q2 2023, closing 599 positions and reducing 1,691 holdings. Its most notable exit was UnitedHealth, an estimated $686M position sold in full.

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.

Against the trend, Jim Simons opened a new position in Berkshire Hathaway Class A worth $316M.

  • Jim Simons's largest Q2 2023 buy was Berkshire Hathaway Class A: 611 shares worth $316M.
  • Jim Simons added most to Apple in Q2 2023, an estimated $856M increase.
  • Jim Simons's biggest Q2 2023 reduction was Amazon, cutting an estimated $1.03B.
  • Jim Simons fully exited UnitedHealth in Q2 2023, selling an estimated $686M.
  • Jim Simons's ten largest holdings make up 12% of its $69.4B portfolio in Q2 2023.
  • Jim Simons opened 541 new positions and closed 599 in Q2 2023.
  • Jim Simons's portfolio value fell 7.9% quarter-over-quarter to $69.4B.

Based on Renaissance Technologies's 13F filing for Q2 2023, filed 11 Aug 2023.