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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
+2.8%
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
$64.5B
AUM Growth
-$11.3B
Cap. Flow
-$10.1B
Cap. Flow %
-15.68%
Top 10 Hldgs %
12.13%
Holding
3,923
New
466
Increased
1,028
Reduced
1,682
Closed
737

Top Buys

Rank Stock Value
1
COST icon
Costco
COST
+$616M
2
NFLX icon
Netflix
NFLX
+$481M
3
MU icon
Micron Technology
MU
+$416M
4
TSLA icon
Tesla
TSLA
+$416M
5
PG icon
Procter & Gamble
PG
+$322M

Sector Composition

Rank Sector Weight
1 Technology 20.84%
2 Healthcare 15.77%
3 Consumer Discretionary 13.88%
4 Industrials 9.94%
5 Financials 8.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
OMCC
2051
DELISTED
Old Market Capital Corp
OMCC
$1.49M ﹤0.01%
287,851
-9,100
-3% -$47.6K
NTSK
2052
Netskope Inc
NTSK
$6.54B
$1.49M ﹤0.01%
+84,665
New +$1.77M
TCBX icon
2053
Third Coast Bancshares
TCBX
$758M
$1.48M ﹤0.01%
39,000
-400
-1% -$15.3K
LBRDA icon
2054
Liberty Broadband Class A
LBRDA
$5.07B
$1.48M ﹤0.01%
+30,663
New +$1.59M
RCKT icon
2055
Rocket Pharmaceuticals
RCKT
$367M
$1.48M ﹤0.01%
421,174
+283,997
+207% +$972K
COE
2056
51Talk Online Education Group
COE
$121M
$1.47M ﹤0.01%
46,175
-3,000
-6% -$125K
VO icon
2057
Vanguard Morningstar Mid-Cap ETF
VO
$111B
$1.47M ﹤0.01%
20,320
-33,680
-62% -$2.45M
CXDO icon
2058
Crexendo
CXDO
$215M
$1.47M ﹤0.01%
227,700
-78,155
-26% -$511K
BF.A icon
2059
Brown-Forman Class A
BF.A
$13B
$1.47M ﹤0.01%
55,876
-9,200
-14% -$257K
GSLC icon
2060
Goldman Sachs ActiveBeta US Large Cap Equity ETF
GSLC
$16.1B
$1.47M ﹤0.01%
11,100
-5,900
-35% -$774K
SNPE icon
2061
Xtrackers S&P 500 ESG ETF
SNPE
$2.8B
$1.47M ﹤0.01%
23,500
+9,200
+64% +$565K
EWU icon
2062
iShares MSCI United Kingdom ETF
EWU
$4.13B
$1.46M ﹤0.01%
33,300
-28,798
-46% -$1.23M
PFF icon
2063
iShares Preferred and Income Securities ETF
PFF
$13.3B
$1.46M ﹤0.01%
+47,224
New +$1.47M
NTWK icon
2064
NetSol Technologies
NTWK
$49.3M
$1.46M ﹤0.01%
480,601
+2,900
+0.6% +$10.6K
COTY icon
2065
Coty
COTY
$2.43B
$1.46M ﹤0.01%
472,430
-1,449,200
-75% -$5.27M
EWW icon
2066
iShares MSCI Mexico ETF
EWW
$1.87B
$1.44M ﹤0.01%
+20,798
New +$1.4M
FRAF icon
2067
Franklin Financial Services
FRAF
$289M
$1.44M ﹤0.01%
28,700
+13,400
+88% +$659K
AUGO
2068
Aura Minerals Inc
AUGO
$6.5B
$1.44M ﹤0.01%
28,899
-35,828
-55% -$1.41M
FPH icon
2069
Five Point Holdings
FPH
$372M
$1.43M ﹤0.01%
256,500
-152,200
-37% -$900K
GEG icon
2070
Great Elm Group
GEG
$69M
$1.43M ﹤0.01%
561,176
-16,700
-3% -$41.8K
PZG icon
2071
Paramount Gold Nevada
PZG
$130M
$1.43M ﹤0.01%
1,132,631
+256,431
+29% +$297K
ABCB icon
2072
Ameris Bancorp
ABCB
$5.94B
$1.42M ﹤0.01%
19,169
-7,200
-27% -$536K
NVD icon
2073
GraniteShares 2x Short NVDA Daily ETF
NVD
$48.6M
$1.42M ﹤0.01%
199,000
-276,600
-58% -$2.31M
TARA icon
2074
Protara Therapeutics
TARA
$230M
$1.42M ﹤0.01%
266,807
-47,493
-15% -$264K
STRO icon
2075
Sutro Biopharma
STRO
$353M
$1.42M ﹤0.01%
122,865
-19,615
-14% -$186K

Similar funds

Jim Simons's Q4 2025 Portfolio in Review

As of Q4 2025, Jim Simons held 3,923 positions worth $64.5B, down 15% from $75.8B the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Jim Simons withdrew a net $10.1B in Q4 2025, closing 737 positions and reducing 1,682 holdings. Its most notable exit was Meta Platforms (Facebook), an estimated $354M position sold in full.

By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, Jim Simons opened a new position in ServiceNow worth $204M.

  • Jim Simons's largest Q4 2025 buy was ServiceNow: 1,331,977 shares worth $204M.
  • Jim Simons added most to Costco in Q4 2025, an estimated $616M increase.
  • Jim Simons's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $885M.
  • Jim Simons fully exited Meta Platforms (Facebook) in Q4 2025, selling an estimated $354M.
  • Jim Simons's ten largest holdings make up 12% of its $64.5B portfolio in Q4 2025.
  • Jim Simons opened 466 new positions and closed 737 in Q4 2025.
  • Jim Simons's portfolio value fell 15% quarter-over-quarter to $64.5B.

Based on Renaissance Technologies's 13F filing for Q4 2025, filed 12 Feb 2026.