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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
BCYC
1626
Bicycle Therapeutics
BCYC
$273M
$3.77M 0.01%
269,500
-3,100
-1% -$66.4K
DORM icon
1627
Dorman Products
DORM
$4.05B
$3.77M 0.01%
29,100
+400
+1% +$51.2K
ACLX
1628
DELISTED
Arcellx
ACLX
$3.77M 0.01%
+49,100
New +$4.24M
JHX icon
1629
James Hardie Industries
JHX
$18B
$3.76M 0.01%
122,127
+3,500
+3% +$121K
GUNR icon
1630
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$7.04B
$3.74M 0.01%
+102,800
New +$4.05M
SPNT icon
1631
SiriusPoint
SPNT
$2.76B
$3.74M 0.01%
227,987
+96,687
+74% +$1.4M
OEF icon
1632
iShares S&P 100 ETF
OEF
$20.5B
$3.73M 0.01%
12,900
+8,900
+223% +$2.55M
DEI icon
1633
Douglas Emmett
DEI
$1.96B
$3.71M 0.01%
199,700
-211,200
-51% -$3.94M
DOO
1634
Bombardier Recreational Products
DOO
$4.73B
$3.7M 0.01%
72,700
+46,100
+173% +$2.4M
EWH icon
1635
iShares MSCI Hong Kong ETF
EWH
$1.21B
$3.69M 0.01%
+221,600
New +$3.93M
CAN
1636
Canaan Creative
CAN
$171M
$3.69M 0.01%
+1,799,725
New +$3.04M
LNW
1637
DELISTED
Light & Wonder
LNW
$3.68M 0.01%
42,600
-51,300
-55% -$4.81M
BBW icon
1638
Build-A-Bear
BBW
$481M
$3.68M 0.01%
79,877
-84,002
-51% -$3.26M
DCBO
1639
Docebo
DCBO
$584M
$3.68M 0.01%
82,131
-23,569
-22% -$1.11M
OSK icon
1640
Oshkosh
OSK
$9.44B
$3.67M 0.01%
38,600
-84,700
-69% -$8.87M
HEFA icon
1641
iShares Currency Hedged MSCI EAFE ETF
HEFA
$7.79B
$3.67M 0.01%
105,600
+17,187
+19% +$605K
PLYM
1642
DELISTED
Plymouth Industrial REIT
PLYM
$3.67M 0.01%
205,911
-30,101
-13% -$595K
ALKT icon
1643
Alkami Technology
ALKT
$2.21B
$3.66M 0.01%
99,900
+58,157
+139% +$2.17M
IYR icon
1644
iShares US Real Estate ETF
IYR
$4.59B
$3.64M 0.01%
39,100
+10,100
+35% +$995K
CWEN icon
1645
Clearway Energy Class C
CWEN
$7.01B
$3.64M 0.01%
139,900
+60,000
+75% +$1.66M
NKTR icon
1646
Nektar Therapeutics
NKTR
$2.47B
$3.64M 0.01%
260,719
+38,877
+18% +$686K
SPYD icon
1647
State Street SPDR Portfolio S&P 500 High Dividend ETF
SPYD
$7.79B
$3.62M 0.01%
83,800
+34,700
+71% +$1.57M
GS icon
1648
Goldman Sachs
GS
$303B
$3.62M 0.01%
6,314
-74,886
-92% -$41.8M
XLI icon
1649
State Street Industrial Select Sector SPDR ETF
XLI
$34.8B
$3.61M 0.01%
27,400
-102,500
-79% -$14.1M
TLYS icon
1650
Tilly's
TLYS
$122M
$3.61M 0.01%
849,012
-35,600
-4% -$145K

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.