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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
+1.01%
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
$66.1B
AUM Growth
-$1.48B
Cap. Flow
+$425M
Cap. Flow %
0.64%
Top 10 Hldgs %
10.65%
Holding
3,989
New
456
Increased
1,472
Reduced
1,441
Closed
583

Top Buys

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$513M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$412M
3
META icon
Meta Platforms (Facebook)
META
+$354M
4
NOW icon
ServiceNow
NOW
+$262M
5
AAL icon
American Airlines Group
AAL
+$259M

Top Sells

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$571M
2
AAPL icon
Apple
AAPL
+$571M
3
NFLX icon
Netflix
NFLX
+$388M
4
NVDA icon
NVIDIA
NVDA
+$313M
5
TSM icon
TSMC
TSM
+$211M

Sector Composition

Rank Sector Weight
1 Technology 17.32%
2 Healthcare 15.28%
3 Consumer Discretionary 11.85%
4 Financials 11.11%
5 Industrials 8.48%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SVMH
3976
DELISTED
SRIVARU Holding Limited Ordinary Shares
SVMH
– –
-78,620
Closed -$165K
OBDE
3977
DELISTED
Blue Owl Capital Corporation III
OBDE
– –
-481,548
Closed -$6.94M
PFIE
3978
DELISTED
Profire Energy, Inc
PFIE
– –
-921,095
Closed -$2.34M
ME
3979
DELISTED
23andMe Holding Co
ME
– –
-179,880
Closed -$585K
BHIL
3980
DELISTED
Benson Hill, Inc.
BHIL
– –
-20,263
Closed -$39.9K
CPTN
3981
DELISTED
Cepton, Inc. Common Stock
CPTN
– –
-135,229
Closed -$441K
LFLY
3982
DELISTED
Leafly Holdings, Inc. Common Stock
LFLY
– –
-19,701
Closed -$30.9K
STCN
3983
DELISTED
Steel Connect, Inc. Common Stock
STCN
– –
-197,543
Closed -$2.46M
ZOM
3984
DELISTED
Zomedica Corp.
ZOM
– –
-4,120,642
Closed -$494K
ARCH
3985
DELISTED
Arch Resources, Inc.
ARCH
– –
-101,946
Closed -$14.4M
SPI
3986
DELISTED
SPI Energy Co., Ltd. Ordinary Shares
SPI
– –
-19,300
Closed -$7.44K
EMKR
3987
DELISTED
Emcore Corp
EMKR
– –
-158,658
Closed -$476K
LUNA
3988
DELISTED
Luna Innovations Incorporated
LUNA
– –
-297,600
Closed -$643K
MNTX
3989
DELISTED
Manitex International, Inc.
MNTX
– –
-135,740
Closed -$787K
156 157 158 159
160

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Jim Simons's Q1 2025 Portfolio in Review

As of Q1 2025, Jim Simons held 3,989 positions worth $66.1B, down 2.2% from $67.6B the previous quarter. Its ten largest holdings account for 11% of the portfolio.

Jim Simons's Q1 2025 filing shows 456 new, 1,472 increased, 1,441 reduced and 583 closed positions. Its largest new stake was ServiceNow: 1,361,505 shares worth $217M. The largest sale was Palantir, an estimated $571M.

By sector, the portfolio is most concentrated in Technology at 17% of assets, down from 21% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • Jim Simons's largest Q1 2025 buy was ServiceNow: 1,361,505 shares worth $217M.
  • Jim Simons added most to Broadcom in Q1 2025, an estimated $513M increase.
  • Jim Simons's biggest Q1 2025 reduction was Palantir, cutting an estimated $571M.
  • Jim Simons fully exited Nike in Q1 2025, selling an estimated $197M.
  • Jim Simons's ten largest holdings make up 11% of its $66.1B portfolio in Q1 2025.
  • Jim Simons opened 456 new positions and closed 583 in Q1 2025.
  • Jim Simons's portfolio value fell 2.2% quarter-over-quarter to $66.1B.

Based on Renaissance Technologies's 13F filing for Q1 2025, filed 14 May 2025.