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 | |
|---|---|---|---|---|---|---|
|
CWBC
1601
Community West Bancshares
CWBC
$708M
| $3.35M | 0.01% |
143,708
-23,300
| -14% | -$545K |
|
|
CMRC
1602
Commerce.com Inc Series 1
CMRC
$181M
| $3.34M | 0.01% |
1,252,100
+63,400
| +5% | +$197K |
|
1603
Travelzoo
TZOO
$73.4M
| $3.34M | 0.01% |
564,101
-9,800
| -2% | -$59.6K |
|
|
XMAX
1604
XMAX Inc
XMAX
$577M
| $3.34M | 0.01% |
461,200
+446,800
| +3,103% | +$2.78M |
|
1605
Conduent
CNDT
$236M
| $3.34M | 0.01% |
2,608,400
+311,300
| +14% | +$475K |
|
|
KWY
1606
Kingsway Corp
KWY
$285M
| $3.33M | 0.01% |
319,670
+58,290
| +22% | +$706K |
|
1607
Larimar Therapeutics
LRMR
$453M
| $3.33M | 0.01% |
739,942
+442,676
| +149% | +$1.77M |
|
1608
Adaptive Biotechnologies
ADPT
$3.94B
| $3.33M | 0.01% |
+239,800
| New | +$3.82M |
|
1609
Insmed
INSM
$27B
| $3.32M | 0.01% |
20,300
-5,600
| -22% | -$861K |
|
|
ETH
1610
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.72B
| $3.31M | 0.01% |
166,494
+20,024
| +14% | +$454K |
|
|
AAMI
1611
Acadian Asset Management
AAMI
$3.28B
| $3.29M | 0.01% |
60,544
-37,784
| -38% | -$1.99M |
|
1612
Cricut
CRCT
$1.21B
| $3.29M | 0.01% |
879,143
+23,300
| +3% | +$102K |
|
1613
ORIX
IX
$43.6B
| $3.29M | 0.01% |
+109,600
| New | +$3.48M |
|
1614
Pacific Biosciences
PACB
$357M
| $3.29M | 0.01% |
2,489,100
-1,361,500
| -35% | -$2.44M |
|
|
DQ
1615
Daqo New Energy
DQ
$991M
| $3.28M | 0.01% |
+154,421
| New | +$3.76M |
|
1616
Sagimet Biosciences
SGMT
$656M
| $3.27M | 0.01% |
625,469
+282,969
| +83% | +$1.58M |
|
1617
Republic Bancorp
RBCAA
$1.92B
| $3.27M | 0.01% |
46,300
+9,900
| +27% | +$699K |
|
|
NXRT
1618
NexPoint Residential Trust
NXRT
$626M
| $3.27M | 0.01% |
130,605
-17,909
| -12% | -$514K |
|
1619
Corbus Pharmaceuticals
CRBP
$195M
| $3.26M | 0.01% |
346,998
-7,302
| -2% | -$61.5K |
|
|
IAUX
1620
i-80 Gold Corp
IAUX
$1.45B
| $3.25M | 0.01% |
+2,140,581
| New | +$3.66M |
|
1621
Fidelity Wise Origin Bitcoin Fund
FBTC
$11.7B
| $3.25M | 0.01% |
55,100
+10,200
| +23% | +$679K |
|
|
STKL
1622
DELISTED
SunOpta
STKL
| $3.25M | 0.01% |
+501,700
| New | +$2.84M |
|
1623
Bakkt Inc
BKKT
$342M
| $3.25M | 0.01% |
441,100
-121,000
| -22% | -$1.43M |
|
1624
Rocky Brands
RCKY
$356M
| $3.23M | 0.01% |
83,535
+23,500
| +39% | +$856K |
|
1625
Goldman Sachs Physical Gold ETF Shares
AAAU
$2.66B
| $3.23M | 0.01% |
70,000
-9,100
| -12% | -$438K |
|
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.