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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 8.97%
5 Industrials 8.97%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DXR icon
3151
Daxor
DXR
$60.7M
$214K ﹤0.01%
27,821
+13,000
+88% +$115K
KREF
3152
KKR Real Estate Finance Trust
KREF
$502M
$213K ﹤0.01%
+21,100
New +$242K
GHRS icon
3153
GH Research
GHRS
$1.94B
$212K ﹤0.01%
30,300
-100
-0.3% -$804
IZEA icon
3154
IZEA Worldwide
IZEA
$53.8M
$211K ﹤0.01%
76,703
AMBR
3155
Amber International Holding Ltd
AMBR
$126M
$211K ﹤0.01%
+22,500
New +$111K
MCHB
3156
Mechanics Bancorp
MCHB
$3.79B
$210K ﹤0.01%
18,400
-2,200
-11% -$27.2K
VIOT
3157
Viomi Technology
VIOT
$48.5M
$210K ﹤0.01%
143,764
+48,400
+51% +$71.5K
SSY
3158
DELISTED
SunLink Health Systems
SSY
$210K ﹤0.01%
238,478
-8,700
-4% -$7.2K
CREX icon
3159
Creative Realities
CREX
$44M
$209K ﹤0.01%
85,103
+26,601
+45% +$98.1K
NNVC icon
3160
NanoViricides
NNVC
$34.7M
$208K ﹤0.01%
145,700
+30,800
+27% +$44.2K
BLIN icon
3161
Bridgeline Digital
BLIN
$13.9M
$207K ﹤0.01%
130,904
+28,375
+28% +$34.5K
BWEN icon
3162
Broadwind
BWEN
$125M
$205K ﹤0.01%
109,300
-22,584
-17% -$42.9K
XSMO icon
3163
Invesco S&P SmallCap Momentum ETF
XSMO
$3.11B
$205K ﹤0.01%
+3,100
New +$213K
XSOE icon
3164
WisdomTree Emerging Markets ex-State-Owned Enterprises Fund
XSOE
$2.12B
$204K ﹤0.01%
+6,700
New +$215K
MA icon
3165
Mastercard
MA
$497B
$204K ﹤0.01%
384
-27,680
-99% -$14.3M
AIQ icon
3166
Global X Artificial Intelligence & Technology ETF
AIQ
$10.4B
$204K ﹤0.01%
+5,274
New +$203K
MDWD icon
3167
MediWound
MDWD
$174M
$203K ﹤0.01%
11,418
-23,026
-67% -$397K
AMTX icon
3168
Aemetis
AMTX
$126M
$203K ﹤0.01%
+75,500
New +$237K
NREF
3169
NexPoint Real Estate Finance
NREF
$318M
$202K ﹤0.01%
12,900
-4,300
-25% -$68.8K
RSVR
3170
Reservoir Media
RSVR
$656M
$202K ﹤0.01%
22,300
-7,300
-25% -$64.4K
RMBS icon
3171
Rambus
RMBS
$10.8B
$201K ﹤0.01%
+3,800
New +$194K
KRMD icon
3172
KORU Medical Systems
KRMD
$154M
$200K ﹤0.01%
51,988
-46,112
-47% -$150K
MKTW icon
3173
MarketWise
MKTW
$53.1M
$199K ﹤0.01%
17,570
-7,010
-29% -$78.2K
EQ icon
3174
Equillium
EQ
$127M
$196K ﹤0.01%
261,400
-59,773
-19% -$49.4K
SRZN icon
3175
Surrozen
SRZN
$279M
$194K ﹤0.01%
13,526
-300
-2% -$3.18K

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.