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 | |
|---|---|---|---|---|---|---|
1276
Allient
ALNT
$1.94B
| $5.92M | 0.01% |
100,172
-26,800
| -21% | -$1.69M |
|
1277
Honda
HMC
$40.5B
| $5.91M | 0.01% |
243,000
-79,100
| -25% | -$2.29M |
|
1278
GraniteShares ETF Trust GraniteShares 2x Long NVDA Daily ETF
NVDL
$3.91B
| $5.91M | 0.01% |
+244,200
| New | +$6.76M |
|
1279
Prothena Corp
PRTA
$478M
| $5.91M | 0.01% |
607,515
+172,000
| +39% | +$1.58M |
|
1280
Commercial Vehicle Group
CVGI
$130M
| $5.9M | 0.01% |
1,731,491
+109,528
| +7% | +$226K |
|
1281
C&F Financial
CFFI
$285M
| $5.89M | 0.01% |
80,779
-3,700
| -4% | -$272K |
|
|
LIF
1282
Life360
LIF
$3.96B
| $5.89M | 0.01% |
144,300
-83,500
| -37% | -$4.32M |
|
1283
Friedman Industries
FRD
$327M
| $5.87M | 0.01% |
331,282
+10,400
| +3% | +$197K |
|
1284
Ovintiv
OVV
$17.2B
| $5.86M | 0.01% |
98,728
-94,600
| -49% | -$4.56M |
|
|
NAGE
1285
Niagen Bioscience
NAGE
$245M
| $5.86M | 0.01% |
1,328,843
+414,725
| +45% | +$2.24M |
|
1286
Lantheus
LNTH
$6.59B
| $5.85M | 0.01% |
77,182
+1,400
| +2% | +$101K |
|
1287
Southern Missouri Bancorp
SMBC
$862M
| $5.85M | 0.01% |
91,534
-1,481
| -2% | -$92.6K |
|
1288
Marcus & Millichap
MMI
$1.19B
| $5.84M | 0.01% |
219,700
-40,500
| -16% | -$1.07M |
|
1289
ARK Innovation ETF
ARKK
$6.52B
| $5.84M | 0.01% |
+86,400
| New | +$6.41M |
|
1290
iShares MSCI EAFE Small-Cap ETF
SCZ
$13.6B
| $5.84M | 0.01% |
74,467
+22,867
| +44% | +$1.86M |
|
1291
Aveanna Healthcare
AVAH
$2.32B
| $5.83M | 0.01% |
905,943
-88,573
| -9% | -$685K |
|
1292
Ethan Allen Interiors
ETD
$580M
| $5.81M | 0.01% |
261,177
+26,976
| +12% | +$627K |
|
1293
Mitek Systems
MITK
$848M
| $5.81M | 0.01% |
430,593
+38,793
| +10% | +$480K |
|
1294
Eastern Bankshares
EBC
$5.39B
| $5.81M | 0.01% |
296,870
-116,149
| -28% | -$2.32M |
|
1295
UFP Industries
UFPI
$5.1B
| $5.8M | 0.01% |
63,000
-100,709
| -62% | -$10.2M |
|
1296
FuelCell Energy
FCEL
$1.7B
| $5.79M | 0.01% |
886,600
-333,000
| -27% | -$2.57M |
|
1297
NRC Health Common Stock
NRC
$455M
| $5.79M | 0.01% |
340,784
-10,300
| -3% | -$175K |
|
1298
Westwood Holdings Group
WHG
$183M
| $5.78M | 0.01% |
350,767
-22,691
| -6% | -$386K |
|
|
CVSA
1299
Covista Inc
CVSA
$4.49B
| $5.77M | 0.01% |
50,100
-11,600
| -19% | -$1.24M |
|
1300
US Physical Therapy
USPH
$1.23B
| $5.77M | 0.01% |
76,956
+14,582
| +23% | +$1.19M |
|
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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.