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 | |
|---|---|---|---|---|---|---|
1526
Dimensional US Core Equity 2 ETF
DFAC
$49.9B
| $3.76M | 0.01% |
+96,800
| New | +$3.9M |
|
1527
Richardson Electronics
RELL
$299M
| $3.76M | 0.01% |
343,477
-13,700
| -4% | -$160K |
|
1528
iShares MSCI Saudi Arabia ETF
KSA
$624M
| $3.76M | 0.01% |
94,500
+81,840
| +646% | +$3.13M |
|
1529
LifeVantage
LFVN
$82.9M
| $3.75M | 0.01% |
867,704
-55,214
| -6% | -$289K |
|
1530
nLIGHT
LASR
$3.03B
| $3.75M | 0.01% |
65,700
-41,800
| -39% | -$2.27M |
|
1531
Aon
AON
$75.5B
| $3.74M | 0.01% |
+11,601
| New | +$3.86M |
|
1532
XPEL
XPEL
$1.38B
| $3.74M | 0.01% |
84,600
+50,000
| +145% | +$2.39M |
|
1533
Village Farms International
VFF
$309M
| $3.74M | 0.01% |
1,318,066
+49,500
| +4% | +$161K |
|
1534
InvenTrust Properties
IVT
$2.62B
| $3.72M | 0.01% |
+122,000
| New | +$3.68M |
|
|
KW
1535
DELISTED
Kennedy-Wilson Holdings
KW
| $3.7M | 0.01% |
341,700
+200,500
| +142% | +$2.08M |
|
|
ARX
1536
Accelerant Holdings
ARX
$4.27B
| $3.7M | 0.01% |
276,600
+203,900
| +280% | +$2.58M |
|
|
AUNA
1537
Auna
AUNA
$388M
| $3.68M | 0.01% |
668,457
+554,707
| +488% | +$2.83M |
|
|
ONL
1538
Orion Office REIT
ONL
$164M
| $3.67M | 0.01% |
1,706,100
+20,300
| +1% | +$47K |
|
1539
Johnson Outdoors
JOUT
$505M
| $3.66M | 0.01% |
78,800
-2,200
| -3% | -$103K |
|
1540
First Community Corp
FCCO
$323M
| $3.66M | 0.01% |
125,328
+29,967
| +31% | +$878K |
|
|
FBLA
1541
FB Bancorp
FBLA
$252M
| $3.66M | 0.01% |
266,500
+63,600
| +31% | +$839K |
|
1542
Viavi Solutions
VIAV
$10.7B
| $3.66M | 0.01% |
110,000
-1,015,588
| -90% | -$26.8M |
|
1543
Virtus Investment Partners
VRTS
$1.13B
| $3.66M | 0.01% |
27,229
+11,500
| +73% | +$1.7M |
|
1544
Nkarta
NKTX
$167M
| $3.66M | 0.01% |
1,732,372
+30,350
| +2% | +$67.9K |
|
1545
Lightspeed Commerce
LSPD
$1.38B
| $3.64M | 0.01% |
406,783
+376,000
| +1,221% | +$3.75M |
|
1546
Spire
SR
$4.9B
| $3.63M | 0.01% |
+40,100
| New | +$3.52M |
|
1547
Korn Ferry
KFY
$4.32B
| $3.63M | 0.01% |
+57,600
| New | +$3.72M |
|
1548
Edison International
EIX
$27.5B
| $3.62M | 0.01% |
49,500
-424,400
| -90% | -$28.6M |
|
1549
Clearfield
CLFD
$391M
| $3.62M | 0.01% |
136,700
+35,000
| +34% | +$1.07M |
|
1550
Lantronix
LTRX
$289M
| $3.62M | 0.01% |
690,194
+56,000
| +9% | +$342K |
|
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.