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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
+16.99%
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
$75.2B
AUM Growth
+$9.1B
Cap. Flow
+$1.81B
Cap. Flow %
2.4%
Top 10 Hldgs %
12.06%
Holding
4,018
New
612
Increased
1,577
Reduced
1,314
Closed
496

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$798M
2
NFLX icon
Netflix
NFLX
+$608M
3
UNH icon
UnitedHealth
UNH
+$517M
4
AAPL icon
Apple
AAPL
+$461M
5
GEV icon
GE Vernova
GEV
+$296M

Top Sells

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$527M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$372M
3
META icon
Meta Platforms (Facebook)
META
+$362M
4
AMD icon
Advanced Micro Devices
AMD
+$328M
5
PLTR icon
Palantir
PLTR
+$327M

Sector Composition

Rank Sector Weight
1 Technology 19.57%
2 Healthcare 15.8%
3 Consumer Discretionary 12.38%
4 Financials 11.53%
5 Industrials 8.92%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GIS icon
3676
General Mills
GIS
$20.8B
– –
-117,600
Closed -$7.03M
GL icon
3677
Globe Life
GL
$14.1B
– –
-65,000
Closed -$8.56M
GLDM icon
3678
SPDR Gold MiniShares Trust
GLDM
$29.8B
– –
-210,200
Closed -$13M
GOLF icon
3679
Acushnet Holdings
GOLF
$5.25B
– –
-29,493
Closed -$2.02M
GOOG icon
3680
Alphabet (Google) Class C
GOOG
$4.21T
– –
-1,317,620
Closed -$206M
GRMN
3681
Garmin
GRMN
$60.3B
– –
-106,442
Closed -$23.1M
GS icon
3682
Goldman Sachs
GS
$304B
– –
-29,852
Closed -$16.3M
GSIE icon
3683
Goldman Sachs ActiveBeta International Equity ETF
GSIE
$6.16B
– –
-31,100
Closed -$1.11M
GSY icon
3684
Invesco Ultra Short Duration ETF
GSY
$3.88B
– –
-1,349,100
Closed -$67.6M
GTES icon
3685
Gates Industrial Corporation Ltd.
GTES
$7.02B
– –
-212,000
Closed -$3.9M
GUNR icon
3686
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$6.99B
– –
-62,300
Closed -$2.42M
GWRE icon
3687
Guidewire Software
GWRE
$15.3B
– –
-81,300
Closed -$15.2M
HAS icon
3688
Hasbro
HAS
$13.7B
– –
-325,900
Closed -$20M
HD icon
3689
Home Depot
HD
$340B
– –
-213,900
Closed -$78.4M
HDV
3690
iShares Core High Dividend ETF
HDV
$15.1B
– –
-292,000
Closed -$7.07M
HPE icon
3691
Hewlett Packard
HPE
$79.3B
– –
-76,600
Closed -$1.18M
HQI icon
3692
HireQuest
HQI
$241M
– –
-16,500
Closed -$196K
HR icon
3693
Healthcare Realty
HR
$6.6B
– –
-457,072
Closed -$7.72M
HTCR icon
3694
HeartCore Enterprises
HTCR
$3.55M
– –
-3,820
Closed -$57.3K
HUBB icon
3695
Hubbell
HUBB
$26.8B
– –
-104,800
Closed -$34.7M
IAU icon
3696
iShares Gold Trust
IAU
$64.5B
– –
-215,800
Closed -$12.7M
IAUM icon
3697
iShares Gold Trust Micro
IAUM
$6.88B
– –
-553,500
Closed -$17.3M
IBDQ
3698
DELISTED
iShares iBonds Dec 2025 Term Corporate ETF
IBDQ
– –
-1,388,265
Closed -$34.9M
IBP icon
3699
Installed Building Products
IBP
$6.58B
– –
-57,000
Closed -$9.77M
IBTF
3700
DELISTED
iShares iBonds Dec 2025 Term Treasury ETF
IBTF
– –
-1,383,209
Closed -$32.3M
146 147
148
149 150

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Jim Simons's Q2 2025 Portfolio in Review

As of Q2 2025, Jim Simons held 4,018 positions worth $75.2B, up 14% from $66.1B the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Jim Simons's Q2 2025 filing shows 612 new, 1,577 increased, 1,314 reduced and 496 closed positions. Its largest new stake was UnitedHealth: 1,352,129 shares worth $422M. The largest sale was Broadcom, an estimated $527M.

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.

  • Jim Simons's largest Q2 2025 buy was UnitedHealth: 1,352,129 shares worth $422M.
  • Jim Simons added most to NVIDIA in Q2 2025, an estimated $798M increase.
  • Jim Simons's biggest Q2 2025 reduction was Broadcom, cutting an estimated $527M.
  • Jim Simons fully exited Advanced Micro Devices in Q2 2025, selling an estimated $328M.
  • Jim Simons's ten largest holdings make up 12% of its $75.2B portfolio in Q2 2025.
  • Jim Simons opened 612 new positions and closed 496 in Q2 2025.
  • Jim Simons's portfolio value rose 14% quarter-over-quarter to $75.2B.

Based on Renaissance Technologies's 13F filing for Q2 2025, filed 13 Aug 2025.