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 | |
|---|---|---|---|---|---|---|
101
Abbott
ABT
$190B
| $127M | 0.2% |
1,238,666
+680,600
| +122% | +$76.8M |
|
102
Kimberly-Clark
KMB
$36.1B
| $127M | 0.2% |
1,317,600
+466,400
| +55% | +$47.7M |
|
103
Li Auto
LI
$12.4B
| $127M | 0.2% |
7,110,639
-331,200
| -4% | -$5.79M |
|
104
Sea Limited
SE
$80.5B
| $126M | 0.2% |
1,526,100
+372,300
| +32% | +$39.9M |
|
105
ServiceNow
NOW
$132B
| $126M | 0.2% |
1,206,018
-125,959
| -9% | -$14.8M |
|
106
Domino's
DPZ
$11.8B
| $126M | 0.2% |
351,220
+305,760
| +673% | +$121M |
|
107
Wynn Resorts
WYNN
$10.8B
| $126M | 0.2% |
1,239,956
+184,000
| +17% | +$20.1M |
|
|
NVO
108
Novo Nordisk
NVO
$207B
| $125M | 0.2% |
3,397,121
+213,443
| +7% | +$10.1M |
|
109
Williams-Sonoma
WSM
$29.5B
| $124M | 0.19% |
680,500
+79,800
| +13% | +$15.9M |
|
110
Trade Desk
TTD
$6.37B
| $123M | 0.19% |
5,440,541
+2,018,525
| +59% | +$58.3M |
|
111
Veralto
VLTO
$23.9B
| $123M | 0.19% |
1,392,100
-358,700
| -20% | -$34.1M |
|
112
Lyft
LYFT
$6.64B
| $122M | 0.19% |
9,164,632
-708,600
| -7% | -$11M |
|
113
Alpha Metallurgical Resources
AMR
$1.95B
| $122M | 0.19% |
592,815
-19,100
| -3% | -$3.87M |
|
114
Seagate
STX
$186B
| $122M | 0.19% |
310,494
-71,399
| -19% | -$27.2M |
|
115
United Parcel Service
UPS
$88.8B
| $121M | 0.19% |
1,234,600
-168,700
| -12% | -$18.1M |
|
116
Synopsys
SNPS
$78.7B
| $121M | 0.19% |
+304,218
| New | +$138M |
|
117
Illumina
ILMN
$29.1B
| $120M | 0.19% |
972,642
-162,000
| -14% | -$21.3M |
|
118
Genmab
GMAB
$19.2B
| $118M | 0.19% |
4,414,550
+921,700
| +26% | +$27.6M |
|
119
Dell
DELL
$285B
| $118M | 0.19% |
721,577
+297,500
| +70% | +$39.6M |
|
120
Lockheed Martin
LMT
$138B
| $118M | 0.18% |
194,640
+43,160
| +28% | +$26.6M |
|
121
GE Aerospace
GE
$382B
| $118M | 0.18% |
414,078
+186,721
| +82% | +$58.7M |
|
122
Chunghwa Telecom
CHT
$32.9B
| $117M | 0.18% |
2,765,296
+36,820
| +1% | +$1.57M |
|
123
AutoZone
AZO
$49.7B
| $115M | 0.18% |
34,190
+6,750
| +25% | +$24.2M |
|
124
Toast
TOST
$20.2B
| $115M | 0.18% |
4,321,437
+867,509
| +25% | +$25.9M |
|
125
Murphy USA
MUSA
$10B
| $115M | 0.18% |
231,862
-38,280
| -14% | -$16.4M |
|
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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.