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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 20.33%
2 Healthcare 16.97%
3 Consumer Discretionary 12.86%
4 Consumer Staples 9.14%
5 Industrials 9.06%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
TATT icon
2326
TAT Technologies
TATT
$543M
$1.25M ﹤0.01%
168,430
-2,372
-1% -$15K
CLCO
2327
DELISTED
Cool Company
CLCO
$1.25M ﹤0.01%
+91,894
New +$1.15M
STRO icon
2328
Sutro Biopharma
STRO
$352M
$1.25M ﹤0.01%
26,950
+14,010
+108% +$697K
ALLO icon
2329
Allogene Therapeutics
ALLO
$694M
$1.25M ﹤0.01%
251,900
-176,800
-41% -$956K
NRIM icon
2330
Northrim BanCorp
NRIM
$607M
$1.25M ﹤0.01%
127,200
-6,800
-5% -$68.3K
TGS icon
2331
Transportadora de Gas del Sur
TGS
$4.22B
$1.25M ﹤0.01%
+90,361
New +$1.09M
VBTX
2332
DELISTED
Veritex Holdings
VBTX
$1.24M ﹤0.01%
+69,225
New +$1.23M
STRT icon
2333
STRATTEC Security
STRT
$341M
$1.24M ﹤0.01%
68,206
+100
+0.1% +$1.91K
SPTM icon
2334
State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF
SPTM
$14.1B
$1.24M ﹤0.01%
+22,700
New +$1.17M
ACIU icon
2335
AC Immune
ACIU
$247M
$1.24M ﹤0.01%
417,979
+6,900
+2% +$15.1K
CNTY icon
2336
Century Casinos
CNTY
$35.2M
$1.23M ﹤0.01%
173,849
+11,500
+7% +$81.6K
HALO icon
2337
Halozyme
HALO
$11.2B
$1.23M ﹤0.01%
34,080
-61,061
-64% -$2.08M
HRTX icon
2338
Heron Therapeutics
HRTX
$63.4M
$1.23M ﹤0.01%
1,059,100
-81,736
-7% -$146K
TVRD
2339
Tvardi Therapeutics
TVRD
$24.4M
$1.23M ﹤0.01%
12,057
+11,069
+1,120% +$1.52M
LITB
2340
LightInTheBox
LITB
$53.8M
$1.23M ﹤0.01%
173,355
+2,058
+1% +$16.2K
HIBB
2341
DELISTED
Hibbett, Inc. Common Stock
HIBB
$1.23M ﹤0.01%
33,788
-29,000
-46% -$1.39M
TAYD icon
2342
Taylor Devices
TAYD
$172M
$1.22M ﹤0.01%
47,662
+2,100
+5% +$44.3K
BJRI icon
2343
BJ's Restaurants
BJRI
$1.42B
$1.22M ﹤0.01%
38,229
-92,800
-71% -$2.83M
CBZ icon
2344
CBIZ
CBZ
$2.96B
$1.22M ﹤0.01%
22,826
+12,826
+128% +$660K
CCB icon
2345
Coastal Financial
CCB
$775M
$1.21M ﹤0.01%
32,207
-2,567
-7% -$91.7K
ITOT icon
2346
iShares Core S&P Total US Stock Market ETF
ITOT
$98.4B
$1.21M ﹤0.01%
12,400
+9,500
+328% +$878K
LUNG icon
2347
Pulmonx
LUNG
$97.5M
$1.21M ﹤0.01%
92,400
-102,445
-53% -$1.25M
PAM icon
2348
Pampa Energía
PAM
$4.22B
$1.21M ﹤0.01%
27,953
-29,507
-51% -$1.09M
SIVR icon
2349
abrdn Physical Silver Shares ETF
SIVR
$4.53B
$1.21M ﹤0.01%
55,300
-34,500
-38% -$801K
LAB icon
2350
Standard BioTools
LAB
$291M
$1.21M ﹤0.01%
625,309
+289,009
+86% +$570K

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.