Jim Simons Renaissance Technologies
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$800M |
| 2 |
NVIDIA
NVDA
|
+$304M |
| 3 |
Broadcom
AVGO
|
+$261M |
| 4 |
Linde
LIN
|
+$237M |
| 5 |
JPMorgan Chase
JPM
|
+$208M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Costco
COST
|
+$656M |
| 2 |
Netflix
NFLX
|
+$632M |
| 3 |
Tesla
TSLA
|
+$474M |
| 4 |
Procter & Gamble
PG
|
+$428M |
| 5 |
Micron Technology
MU
|
+$332M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.04% |
| 2 | Healthcare | 15.35% |
| 3 | Industrials | 11.13% |
| 4 | Consumer Discretionary | 10.88% |
| 5 | Financials | 10.52% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
976
Consolidated Water Co
CWCO
$505M
| $9.92M | 0.02% |
299,640
-5,795
| -2% | -$208K |
|
977
HealthStream
HSTM
$829M
| $9.9M | 0.02% |
477,848
+2,380
| +0.5% | +$50.7K |
|
978
GeneDx Holdings
WGS
$2.46B
| $9.87M | 0.02% |
153,716
+96,400
| +168% | +$8.79M |
|
979
Hawaiian Electric Industries
HE
$2.06B
| $9.84M | 0.02% |
663,200
+112,700
| +20% | +$1.7M |
|
980
IPG Photonics
IPGP
$3.71B
| $9.82M | 0.02% |
85,700
+54,400
| +174% | +$5.91M |
|
981
Editas Medicine
EDIT
$436M
| $9.81M | 0.02% |
3,972,160
+932,382
| +31% | +$1.97M |
|
982
Genius Sports
GENI
$2.12B
| $9.74M | 0.02% |
2,197,700
+1,614,700
| +277% | +$11.5M |
|
|
BLD
983
DELISTED
TopBuild
BLD
| $9.73M | 0.02% |
+27,700
| New | +$12.4M |
|
984
Ocular Therapeutix
OCUL
$2.25B
| $9.72M | 0.02% |
1,147,982
+356,782
| +45% | +$3.4M |
|
985
Dyne Therapeutics
DYN
$4.89B
| $9.67M | 0.02% |
533,600
+62,955
| +13% | +$1.09M |
|
986
Bit Digital
BTBT
$509M
| $9.64M | 0.02% |
7,359,377
+3,932,900
| +115% | +$7.22M |
|
|
LINE
987
Lineage Inc
LINE
$9.45B
| $9.59M | 0.02% |
292,700
-82,100
| -22% | -$3.04M |
|
988
Helix Energy Solutions
HLX
$1.49B
| $9.56M | 0.02% |
966,527
-39,412
| -4% | -$335K |
|
989
Urban Edge Properties
UE
$2.75B
| $9.55M | 0.01% |
478,000
+290,727
| +155% | +$5.85M |
|
990
Excelerate Energy
EE
$1.12B
| $9.54M | 0.01% |
285,519
+162,919
| +133% | +$5.84M |
|
991
Tanger
SKT
$4.42B
| $9.53M | 0.01% |
280,372
-64,800
| -19% | -$2.23M |
|
992
CVR Energy
CVI
$3.52B
| $9.5M | 0.01% |
282,333
-884,851
| -76% | -$22.7M |
|
993
HF Sinclair
DINO
$15.6B
| $9.49M | 0.01% |
152,142
-1,266,305
| -89% | -$68.6M |
|
994
Annaly Capital Management
NLY
$17.4B
| $9.48M | 0.01% |
448,222
+187,707
| +72% | +$4.28M |
|
995
First Busey Corp
BUSE
$2.58B
| $9.47M | 0.01% |
374,800
-37,400
| -9% | -$943K |
|
|
LKFT
996
Lakefront Biotherapeutics American Depositary Shares
LKFT
$1.83B
| $9.46M | 0.01% |
315,400
+4,800
| +2% | +$159K |
|
997
Harmonic Inc
HLIT
$1.3B
| $9.46M | 0.01% |
1,052,927
+575,800
| +121% | +$5.72M |
|
998
Legend Biotech
LEGN
$3.99B
| $9.44M | 0.01% |
521,800
+119,000
| +30% | +$2.27M |
|
999
Danaos Corp
DAC
$2.55B
| $9.44M | 0.01% |
83,800
+45,200
| +117% | +$4.82M |
|
1000
ProPetro Holding
PUMP
$1.42B
| $9.4M | 0.01% |
652,400
-6,700
| -1% | -$80.1K |
|
Similar funds
Jim Simons's Q1 2026 Portfolio in Review
As of Q1 2026, Jim Simons held 3,809 positions worth $63.9B, down 0.82% from $64.5B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons's Q1 2026 filing shows 624 new, 1,320 increased, 1,262 reduced and 596 closed positions. Its largest new stake was Apple: 3,075,638 shares worth $781M. The largest sale was Costco, an estimated $656M.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 21% a quarter earlier, followed by Healthcare and Industrials.
- Jim Simons's largest Q1 2026 buy was Apple: 3,075,638 shares worth $781M.
- Jim Simons added most to NVIDIA in Q1 2026, an estimated $304M increase.
- Jim Simons's biggest Q1 2026 reduction was Costco, cutting an estimated $656M.
- Jim Simons fully exited Procter & Gamble in Q1 2026, selling an estimated $428M.
- Jim Simons's ten largest holdings make up 11% of its $63.9B portfolio in Q1 2026.
- Jim Simons opened 624 new positions and closed 596 in Q1 2026.
- Jim Simons's portfolio value fell 0.82% quarter-over-quarter to $63.9B.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.