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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
+8.44%
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
$67.6B
AUM Growth
+$1.06B
Cap. Flow
-$786M
Cap. Flow %
-1.16%
Top 10 Hldgs %
10.48%
Holding
4,032
New
548
Increased
1,485
Reduced
1,480
Closed
497

Top Buys

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$191M
2
NKE icon
Nike
NKE
+$190M
3
UNH icon
UnitedHealth
UNH
+$158M
4
SHOP icon
Shopify
SHOP
+$153M
5
TSM icon
TSMC
TSM
+$151M

Top Sells

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$910M
2
MSFT icon
Microsoft
MSFT
+$668M
3
META icon
Meta Platforms (Facebook)
META
+$351M
4
MU icon
Micron Technology
MU
+$244M
5
AAPL icon
Apple
AAPL
+$191M

Sector Composition

Rank Sector Weight
1 Technology 20.86%
2 Healthcare 15.8%
3 Consumer Discretionary 14.09%
4 Financials 8.98%
5 Industrials 8.97%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
CYH icon
1551
Community Health Systems
CYH
$423M
$4.25M 0.01%
1,420,393
+1,280,300
+914% +$5.38M
THFF icon
1552
First Financial Corp
THFF
$976M
$4.24M 0.01%
91,873
+1,500
+2% +$69.5K
LILAK icon
1553
Liberty Latin America Class C
LILAK
$1.66B
$4.21M 0.01%
730,787
+327,637
+81% +$2.38M
HPP
1554
Hudson Pacific Properties
HPP
$754M
$4.21M 0.01%
198,573
+16,800
+9% +$459K
PSTL
1555
Postal Realty Trust
PSTL
$696M
$4.2M 0.01%
321,850
+68,600
+27% +$962K
SPMO icon
1556
Invesco S&P 500 Momentum ETF
SPMO
$22.3B
$4.2M 0.01%
44,200
+38,000
+613% +$3.6M
LOCO icon
1557
El Pollo Loco
LOCO
$473M
$4.19M 0.01%
363,000
MIRM icon
1558
Mirum Pharmaceuticals
MIRM
$6.14B
$4.19M 0.01%
101,248
+40,800
+67% +$1.7M
CENX icon
1559
Century Aluminum
CENX
$4.62B
$4.19M 0.01%
229,699
-55,000
-19% -$1.08M
ZYME icon
1560
Zymeworks
ZYME
$1.78B
$4.18M 0.01%
285,700
+101,100
+55% +$1.41M
HRTG icon
1561
Heritage Insurance Holdings
HRTG
$1.01B
$4.18M 0.01%
345,399
-221,800
-39% -$2.56M
MAN icon
1562
ManpowerGroup
MAN
$2.71B
$4.18M 0.01%
72,352
-41,000
-36% -$2.61M
PSMT icon
1563
Pricesmart
PSMT
$5.56B
$4.18M 0.01%
45,300
-23,365
-34% -$2.13M
ESEA icon
1564
Euroseas
ESEA
$521M
$4.17M 0.01%
141,431
+20,524
+17% +$673K
MREO
1565
Mereo BioPharma
MREO
$50.9M
$4.16M 0.01%
1,189,471
-115,900
-9% -$455K
STRT icon
1566
STRATTEC Security
STRT
$348M
$4.16M 0.01%
100,906
+4,100
+4% +$164K
NOK icon
1567
Nokia
NOK
$60.1B
$4.15M 0.01%
+937,780
New +$4.18M
TBNK
1568
DELISTED
Territorial Bancorp Inc.
TBNK
$4.15M 0.01%
426,573
-14,900
-3% -$157K
IAUM icon
1569
iShares Gold Trust Micro
IAUM
$6.93B
$4.14M 0.01%
158,100
+3,800
+2% +$101K
RTX icon
1570
RTX Corp
RTX
$301B
$4.13M 0.01%
35,731
-441,515
-93% -$53.3M
MRX
1571
Marex Group Limited Ordinary Shares
MRX
$5.11B
$4.12M 0.01%
132,325
-9,275
-7% -$260K
HY icon
1572
Hyster-Yale Materials Handling
HY
$618M
$4.12M 0.01%
80,900
+35,000
+76% +$2.05M
SFST icon
1573
Southern First Bancshares
SFST
$608M
$4.12M 0.01%
103,607
-1,200
-1% -$48K
ISSC icon
1574
Innovative Solutions & Support
ISSC
$412M
$4.1M 0.01%
480,659
+75,100
+19% +$563K
TIP icon
1575
iShares TIPS Bond ETF
TIP
$14.7B
$4.1M 0.01%
38,500
+21,300
+124% +$2.31M

Similar funds

Jim Simons's Q4 2024 Portfolio in Review

As of Q4 2024, Jim Simons held 4,032 positions worth $67.6B, up 1.6% from $66.5B the previous quarter. Its ten largest holdings account for 10% of the portfolio.

Jim Simons's Q4 2024 filing shows 548 new, 1,485 increased, 1,480 reduced and 497 closed positions. Its largest new stake was UnitedHealth: 278,658 shares worth $141M. The largest sale was Palantir, an estimated $910M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • Jim Simons's largest Q4 2024 buy was UnitedHealth: 278,658 shares worth $141M.
  • Jim Simons added most to Alibaba in Q4 2024, an estimated $191M increase.
  • Jim Simons's biggest Q4 2024 reduction was Palantir, cutting an estimated $910M.
  • Jim Simons fully exited Arm in Q4 2024, selling an estimated $153M.
  • Jim Simons's ten largest holdings make up 10% of its $67.6B portfolio in Q4 2024.
  • Jim Simons opened 548 new positions and closed 497 in Q4 2024.
  • Jim Simons's portfolio value rose 1.6% quarter-over-quarter to $67.6B.

Based on Renaissance Technologies's 13F filing for Q4 2024, filed 13 Feb 2025.