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 | |
|---|---|---|---|---|---|---|
|
BHR
1976
Braemar Hotels & Resorts
BHR
$141M
| $1.73M | ﹤0.01% |
731,900
+3,000
| +0.4% | +$8.35K |
|
1977
iShares MSCI ACWI ex US ETF
ACWX
$12B
| $1.73M | ﹤0.01% |
25,200
+5,900
| +31% | +$416K |
|
1978
CareCloud
CCLD
$104M
| $1.72M | ﹤0.01% |
472,300
+26,270
| +6% | +$75.1K |
|
1979
Coastal Financial
CCB
$779M
| $1.72M | ﹤0.01% |
+22,600
| New | +$2.04M |
|
1980
Fuel Tech
FTEK
$47.1M
| $1.72M | ﹤0.01% |
1,407,806
+259,811
| +23% | +$360K |
|
1981
AC Immune
ACIU
$268M
| $1.72M | ﹤0.01% |
624,367
-44,500
| -7% | -$138K |
|
1982
Cathay General Bancorp
CATY
$4.31B
| $1.71M | ﹤0.01% |
34,271
+22,300
| +186% | +$1.13M |
|
1983
SmartRent
SMRT
$272M
| $1.7M | ﹤0.01% |
1,135,900
-265,700
| -19% | -$449K |
|
1984
Titan Machinery
TITN
$422M
| $1.7M | ﹤0.01% |
101,797
+25,569
| +34% | +$444K |
|
1985
Dimensional US Marketwide Value ETF
DFUV
$16B
| $1.7M | ﹤0.01% |
+35,100
| New | +$1.72M |
|
1986
Third Coast Bancshares
TCBX
$760M
| $1.7M | ﹤0.01% |
44,900
+5,900
| +15% | +$233K |
|
1987
USCB Financial Holdings
USCB
$416M
| $1.69M | ﹤0.01% |
91,200
-13,400
| -13% | -$255K |
|
|
ANDG
1988
Andersen Group
ANDG
$5.29B
| $1.69M | ﹤0.01% |
+62,000
| New | +$1.45M |
|
1989
Brown-Forman Class A
BF.A
$13.1B
| $1.68M | ﹤0.01% |
62,876
+7,000
| +13% | +$190K |
|
1990
Vista Gold
VGZ
$326M
| $1.68M | ﹤0.01% |
+855,505
| New | +$2.02M |
|
|
LNKB
1991
DELISTED
LINKBANCORP
LNKB
| $1.67M | ﹤0.01% |
200,700
+112,300
| +127% | +$973K |
|
1992
ArcelorMittal
MT
$55.5B
| $1.67M | ﹤0.01% |
32,071
-89,100
| -74% | -$4.94M |
|
|
RYZ
1993
Ryerson Holding Corp
RYZ
$1.49B
| $1.67M | ﹤0.01% |
74,138
-45,559
| -38% | -$1.19M |
|
1994
Hagerty
HGTY
$1.3B
| $1.66M | ﹤0.01% |
157,668
+69,700
| +79% | +$814K |
|
1995
PCB Bancorp
PCB
$400M
| $1.66M | ﹤0.01% |
73,732
-869
| -1% | -$19.4K |
|
|
ALMS
1996
Alumis Inc
ALMS
$3.21B
| $1.66M | ﹤0.01% |
75,167
-33,033
| -31% | -$826K |
|
1997
VanEck Merk Gold Trust
OUNZ
$2.7B
| $1.64M | ﹤0.01% |
36,470
-61,630
| -63% | -$2.89M |
|
|
BRSP
1998
BrightSpire Capital
BRSP
$628M
| $1.64M | ﹤0.01% |
293,300
+46,400
| +19% | +$269K |
|
1999
Lakeland Industries
LAKE
$120M
| $1.64M | ﹤0.01% |
200,402
-33,500
| -14% | -$302K |
|
2000
Seer Inc
SEER
$117M
| $1.64M | ﹤0.01% |
976,688
-74,712
| -7% | -$138K |
|
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.