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 | |
|---|---|---|---|---|---|---|
176
iShares MSCI EAFE ETF
EFA
$79.9B
| $83.6M | 0.13% |
861,000
+856,500
| +19,033% | +$85.7M |
|
177
Dollar General
DG
$26.5B
| $83.6M | 0.13% |
704,204
+386,000
| +121% | +$55M |
|
178
Verisk Analytics
VRSK
$23.6B
| $83.6M | 0.13% |
440,420
+410,240
| +1,359% | +$83.3M |
|
179
Copa Holdings
CPA
$5.49B
| $83.4M | 0.13% |
734,428
-38,100
| -5% | -$5M |
|
180
Ecolab
ECL
$79.8B
| $83.4M | 0.13% |
+313,397
| New | +$88.4M |
|
181
Fidelity National Information Services
FIS
$22.1B
| $83M | 0.13% |
+1,768,542
| New | +$95.1M |
|
182
Trane Technologies
TT
$106B
| $82.9M | 0.13% |
198,948
-108,880
| -35% | -$46.2M |
|
183
Barclays
BCS
$93.7B
| $81.8M | 0.13% |
+3,863,986
| New | +$94.2M |
|
184
Dillards
DDS
$10.1B
| $81.3M | 0.13% |
142,180
+22,400
| +19% | +$14M |
|
185
Huntington Bancshares
HBAN
$35.9B
| $81.3M | 0.13% |
5,193,295
+856,902
| +20% | +$14.6M |
|
186
Herbalife
HLF
$1.23B
| $81M | 0.13% |
5,499,968
-119,600
| -2% | -$1.95M |
|
187
United States Lime & Minerals
USLM
$3.46B
| $80.3M | 0.13% |
614,463
-24,879
| -4% | -$2.99M |
|
188
Ambev
ABEV
$43.8B
| $79.9M | 0.12% |
27,354,300
+1,674,900
| +7% | +$4.79M |
|
|
EMBJ
189
Embraer S.A. ADS
EMBJ
$12.7B
| $79.4M | 0.12% |
1,338,000
+594,900
| +80% | +$40.7M |
|
190
Atour Lifestyle Holdings
ATAT
$4.63B
| $79.3M | 0.12% |
2,154,468
-24,500
| -1% | -$924K |
|
191
CRH
CRH
$67.4B
| $79.1M | 0.12% |
+752,700
| New | +$88.4M |
|
192
Watsco Inc
WSO
$13.2B
| $78.7M | 0.12% |
216,400
-88,880
| -29% | -$34.4M |
|
|
193
Tesla
TSLA
$1.31T
| $78.5M | 0.12% |
211,290
-1,150,832
| -84% | -$474M |
|
194
Las Vegas Sands
LVS
$29.6B
| $78.3M | 0.12% |
1,453,095
+202,700
| +16% | +$11.5M |
|
195
Comfort Systems
FIX
$59.4B
| $78.1M | 0.12% |
56,660
+2,680
| +5% | +$3.4M |
|
196
ZIM Integrated Shipping Services
ZIM
$2.96B
| $77.4M | 0.12% |
2,936,288
+58,603
| +2% | +$1.46M |
|
197
Baker Hughes
BKR
$64.3B
| $76.8M | 0.12% |
1,258,540
+501,100
| +66% | +$29M |
|
198
Citigroup
C
$228B
| $76.5M | 0.12% |
+674,674
| New | +$76.8M |
|
199
Kanzhun
BZ
$7.49B
| $76.3M | 0.12% |
5,698,667
+1,722,700
| +43% | +$29.2M |
|
200
Morningstar
MORN
$7.33B
| $75.9M | 0.12% |
448,870
+125,100
| +39% | +$23.2M |
|
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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.