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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
+24.48%
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
$72.6B
AUM Growth
+$8.69B
Cap. Flow
+$958M
Cap. Flow %
1.32%
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.46B
2
SNDK
Sandisk
SNDK
+$1.13B
3
AAPL icon
Apple
AAPL
+$426M
4
LIN icon
Linde
LIN
+$316M
5
VRT icon
Vertiv
VRT
+$297M

Sector Composition

Rank Sector Weight
1 Technology 23.57%
2 Healthcare 14.84%
3 Consumer Discretionary 11.27%
4 Industrials 10.49%
5 Communication Services 8.87%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ORBS
1576
Eightco Holdings
ORBS
$292M
$4M 0.01%
5,746,874
+5,141,172
+849% +$4.63M
ACCO icon
1577
Acco Brands
ACCO
$399M
$3.99M 0.01%
957,935
+63,114
+7% +$232K
GTX icon
1578
Garrett Motion
GTX
$5.35B
$3.98M 0.01%
109,800
-229,100
-68% -$6.37M
NHI icon
1579
National Health Investors
NHI
$3.5B
$3.97M 0.01%
52,100
+10,401
+25% +$796K
WOR icon
1580
Worthington Enterprises
WOR
$2.85B
$3.97M 0.01%
+73,800
New +$4.11M
CNDT icon
1581
Conduent
CNDT
$252M
$3.97M 0.01%
2,717,000
+108,600
+4% +$169K
TMC icon
1582
TMC The Metals Company
TMC
$1.91B
$3.96M 0.01%
894,400
+164,400
+23% +$857K
IMAX icon
1583
IMAX
IMAX
$2.92B
$3.95M 0.01%
99,000
+24,900
+34% +$954K
ISTR icon
1584
Investar Holding Corp
ISTR
$425M
$3.94M 0.01%
131,675
+26,425
+25% +$755K
ANAB icon
1585
AnaptysBio
ANAB
$1.66B
$3.94M 0.01%
58,300
-32,600
-36% -$1.98M
GPIX icon
1586
Goldman Sachs ETF Trust Goldman Sachs S&P 500 Premium Income ETF
GPIX
$5.25B
$3.93M 0.01%
70,800
+45,300
+178% +$2.46M
STAG icon
1587
STAG Industrial
STAG
$7.12B
$3.93M 0.01%
103,272
+7,772
+8% +$297K
NBR icon
1588
Nabors Industries
NBR
$1.35B
$3.93M 0.01%
46,725
+29,925
+178% +$2.78M
HFWA icon
1589
Heritage Financial
HFWA
$1.23B
$3.92M 0.01%
132,441
-55,900
-30% -$1.54M
TROW icon
1590
T. Rowe Price
TROW
$23.7B
$3.92M 0.01%
34,500
-51,900
-60% -$5.31M
VXX icon
1591
iPath Series B S&P 500 VIX Short-Term Futures ETN
VXX
$142M
$3.91M 0.01%
+176,903
New +$4.81M
OEF icon
1592
iShares S&P 100 ETF
OEF
$20.6B
$3.91M 0.01%
10,680
-171
-2% -$61.3K
KRMN
1593
Karman Holdings
KRMN
$8.02B
$3.9M 0.01%
+78,200
New +$5.06M
NG icon
1594
NovaGold Resources
NG
$3.4B
$3.9M 0.01%
652,700
-235,100
-26% -$1.96M
RDCM icon
1595
Radcom
RDCM
$170M
$3.9M 0.01%
276,298
+82,505
+43% +$1.16M
DQ
1596
Daqo New Energy
DQ
$1.01B
$3.9M 0.01%
290,924
+136,503
+88% +$2.48M
CRCT icon
1597
Cricut
CRCT
$1.24B
$3.89M 0.01%
886,943
+7,800
+0.9% +$33.4K
LEG icon
1598
Leggett & Platt
LEG
$1.32B
$3.88M 0.01%
331,100
-456,600
-58% -$4.81M
MTRX icon
1599
Matrix Service
MTRX
$328M
$3.87M 0.01%
282,559
+26,759
+10% +$345K
DCH
1600
Dauch Corp
DCH
$1.6B
$3.86M 0.01%
711,699
-1,148,500
-62% -$6.98M

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Jim Simons's Q2 2026 Portfolio in Review

As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.

By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
  • Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
  • Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
  • Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
  • Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
  • Jim Simons opened 548 new positions and closed 621 in Q2 2026.
  • Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.