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 | |
|---|---|---|---|---|---|---|
|
CSR
776
Centerspace
CSR
$925M
| $14.8M | 0.02% |
257,500
-45,638
| -15% | -$2.87M |
|
777
WEC Energy
WEC
$35.6B
| $14.8M | 0.02% |
127,775
-82,200
| -39% | -$9.24M |
|
778
VICI Properties
VICI
$28.7B
| $14.8M | 0.02% |
541,129
-2,184,900
| -80% | -$62.5M |
|
779
Central Garden & Pet Co Class A
CENTA
$2.43B
| $14.7M | 0.02% |
453,875
-5,628
| -1% | -$179K |
|
780
Phillips Edison & Co
PECO
$5.17B
| $14.7M | 0.02% |
393,002
-6,075
| -2% | -$226K |
|
781
John B. Sanfilippo & Son
JBSS
$989M
| $14.7M | 0.02% |
185,345
-17,500
| -9% | -$1.35M |
|
782
LSI Industries
LYTS
$890M
| $14.7M | 0.02% |
787,952
-16,100
| -2% | -$332K |
|
783
MasterBrand
MBC
$1.87B
| $14.6M | 0.02% |
1,752,263
-519,600
| -23% | -$5.62M |
|
|
SII
784
Sprott
SII
$3.03B
| $14.5M | 0.02% |
101,600
+19,500
| +24% | +$2.61M |
|
785
EverQuote
EVER
$867M
| $14.5M | 0.02% |
941,467
+211,360
| +29% | +$4M |
|
|
USAR
786
USA Rare Earth Inc
USAR
$4.51B
| $14.5M | 0.02% |
955,378
-157,622
| -14% | -$3.06M |
|
787
Perimeter Solutions
PRM
$5.66B
| $14.4M | 0.02% |
591,257
+570,468
| +2,744% | +$14.6M |
|
788
ACI Worldwide
ACIW
$5.33B
| $14.4M | 0.02% |
350,333
+332,600
| +1,876% | +$14M |
|
789
ANI Pharmaceuticals
ANIP
$1.73B
| $14.3M | 0.02% |
186,102
-128,300
| -41% | -$10M |
|
790
SunCoke Energy
SXC
$801M
| $14.3M | 0.02% |
2,194,661
-468,500
| -18% | -$3.31M |
|
791
PACCAR
PCAR
$69B
| $14.2M | 0.02% |
+123,116
| New | +$14.9M |
|
792
Astera Labs
ALAB
$55.3B
| $14.2M | 0.02% |
129,401
-277,000
| -68% | -$39.5M |
|
793
Calumet Specialty Products
CLMT
$4.15B
| $14.1M | 0.02% |
+391,800
| New | +$10.1M |
|
794
SPDR Gold MiniShares Trust
GLDM
$30.2B
| $14M | 0.02% |
151,200
+145,400
| +2,507% | +$14M |
|
795
RH
RH
$3.41B
| $14M | 0.02% |
+99,800
| New | +$18.2M |
|
796
Talkspace
TALK
$869M
| $13.9M | 0.02% |
2,690,800
+523,400
| +24% | +$2.32M |
|
797
LiveRamp
RAMP
$2.3B
| $13.9M | 0.02% |
523,699
-14,000
| -3% | -$367K |
|
798
Invesco S&P 500 Equal Weight ETF
RSP
$99.5B
| $13.9M | 0.02% |
72,230
+32,030
| +80% | +$6.35M |
|
799
Quanex
NX
$1B
| $13.9M | 0.02% |
770,756
+8,848
| +1% | +$167K |
|
800
Hess Midstream
HESM
$5.14B
| $13.8M | 0.02% |
355,300
-328,500
| -48% | -$12.2M |
|
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.