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Jim Simons

Jim Simons Renaissance Technologies

AUM $63.9B
1-Year Est. Return 45.56%
 

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
+45.56%
3 Year Est. Return
+129.95%
5 Year Est. Return
+153.6%
10 Year Est. Return
+738.31%
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
SRPT icon
3901
Sarepta Therapeutics
SRPT
$1.92B
– –
-230,478
Closed -$28.8M
SKYA
3902
SkyAI Inc
SKYA
$49.9M
– –
-21
Closed -$20.6K
SUGP icon
3903
SU Group Holdings
SUGP
$3.49M
– –
-501
Closed -$33.8K
SUZ icon
3904
Suzano
SUZ
$9.66B
– –
-162,486
Closed -$1.62M
SYK icon
3905
Stryker
SYK
$134B
– –
-45,400
Closed -$16.4M
TBI
3906
Trueblue
TBI
$310M
– –
-33,900
Closed -$267K
TENB icon
3907
Tenable Holdings
TENB
$4.17B
– –
-64,500
Closed -$2.61M
TGT icon
3908
Target
TGT
$69.2B
– –
-293,000
Closed -$45.7M
TIGR
3909
UP Fintech Holding
TIGR
$849M
– –
-56,284
Closed -$301K
VBIO
3910
Valion Bio
VBIO
$1.29M
– –
-1,035
Closed -$4.39K
TKLF
3911
Yoshitsu Co
TKLF
$8.17M
– –
-5,400
Closed -$31.6K
TKR icon
3912
Timken Company
TKR
$8.91B
– –
-62,400
Closed -$5.26M
TM icon
3913
Toyota
TM
$225B
– –
-8,300
Closed -$1.48M
TMC icon
3914
TMC The Metals Company
TMC
$1.97B
– –
-25,300
Closed -$26.8K
TMDX icon
3915
Transmedics
TMDX
$3.1B
– –
-111,799
Closed -$17.6M
TNA icon
3916
Direxion Daily Small Cap Bull 3x ETF
TNA
$1.47B
– –
-30,000
Closed -$1.33M
TNET icon
3917
TriNet
TNET
$3.06B
– –
-24,000
Closed -$2.33M
TNYA icon
3918
Tenaya Therapeutics
TNYA
$168M
– –
-380,468
Closed -$734K
TOL icon
3919
Toll Brothers
TOL
$14.3B
– –
-15,100
Closed -$2.33M
TREX icon
3920
Trex
TREX
$5.07B
– –
-495,000
Closed -$33M
TSCO icon
3921
Tractor Supply
TSCO
$18.4B
– –
-143,815
Closed -$8.37M
TSLL icon
3922
Direxion Daily TSLA Bull 2X ETF
TSLL
$3.36B
– –
-434,900
Closed -$6.01M
TTNP
3923
DELISTED
Titan Pharmaceuticals
TTNP
– –
-11,066
Closed -$58.3K
TWO
3924
Two Harbors Investment
TWO
$1.26B
– –
-171,265
Closed -$2.38M
UAVS icon
3925
AgEagle Aerial Systems
UAVS
$58.3M
– –
-450
Closed -$2.12K
155 156
157
158 159

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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.