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Jim Simons Renaissance Technologies
AUM
$72.6B
Turnover
31.08%
1-Year Est. Return
54.88%
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.
This Fund
S&P 500
This Quarter Est. Return
+24.48%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.93%
AUM
$72.6B
AUM Growth
+$8.69B
(+14%)
Cap. Flow
+$958M
Cap. Flow % of AUM
Cap. Flow %
1.32%
Top 10 Holdings %
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621
Avg Time Held
3.5
years
Top 10 Avg Time Held
1.5
years
Top 20 Avg Time Held
1.3
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$1.08B |
| 2 |
NVIDIA
NVDA
|
+$938M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$639M |
| 4 |
Netflix
NFLX
|
+$598M |
| 5 |
Amazon
AMZN
|
+$575M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.46B |
| 2 |
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.58% |
| 2 | Healthcare | 14.83% |
| 3 | Consumer Discretionary | 11.24% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
551
iShares Silver Trust
SLV
$27.7B
| $28.8M | 0.04% |
537,900
+428,762
| +393% | +$28.4M |
2026 Q1
1 quarter
|
|
552
Stryker
SYK
$114B
| $28.7M | 0.04% |
91,300
-300,300
| -77% | -$94.6M |
2025 Q3
3 quarters
|
|
553
Maravai LifeSciences
MRVI
$1.04B
| $28.7M | 0.04% |
4,606,491
+341,802
| +8% | +$1.48M |
2021 Q2
20 quarters
|
|
554
Huntington Ingalls Industries
HII
$10.6B
| $28.4M | 0.04% |
+101,640
| New | +$34M |
2026 Q2
0 quarters
|
|
555
Yum China
YUMC
$15.2B
| $28.4M | 0.04% |
694,900
+157,200
| +29% | +$7.2M |
2025 Q2
4 quarters
|
|
556
Phillips Edison & Co
PECO
$4.86B
| $28.4M | 0.04% |
681,402
+288,400
| +73% | +$11.5M |
2025 Q1
5 quarters
|
|
557
FirstCash
FCFS
$9.32B
| $28.3M | 0.04% |
130,841
-40,800
| -24% | -$8.86M |
2015 Q1
45 quarters
|
|
558
Allegiant Air
ALGT
$1.81B
| $28.2M | 0.04% |
240,111
+149,111
| +164% | +$12.9M |
2025 Q1
5 quarters
|
|
559
Harmonic Inc
HLIT
$1.18B
| $28.2M | 0.04% |
1,724,427
+671,500
| +64% | +$8.57M |
2025 Q1
5 quarters
|
|
560
Nomad Foods
NOMD
$1.64B
| $28.1M | 0.04% |
2,567,767
-456,515
| -15% | -$4.54M |
2020 Q1
25 quarters
|
|
561
Sharplink Inc
SBET
$1.62B
| $28M | 0.04% |
5,835,400
+4,022,894
| +222% | +$25.7M |
2026 Q1
1 quarter
|
|
562
Immunovant
IMVT
$5.7B
| $28M | 0.04% |
726,800
+534,300
| +278% | +$16.3M |
2026 Q1
1 quarter
|
|
563
Gerdau
GGB
$10.1B
| $27.9M | 0.04% |
6,902,124
-4,034,400
| -37% | -$17.9M |
2024 Q2
8 quarters
|
|
564
News Corp Class A
NWSA
$16.2B
| $27.8M | 0.04% |
+1,120,200
| New | +$29M |
2026 Q2
0 quarters
|
|
565
Selective Insurance
SIGI
$5.29B
| $27.8M | 0.04% |
286,594
+174,100
| +155% | +$15M |
2023 Q3
11 quarters
|
|
566
Arlo Technologies
ARLO
$1.32B
| $27.6M | 0.04% |
2,049,849
+431
| +0% | +$5.84K |
2019 Q4
26 quarters
|
|
567
Centuri Holdings
CTRI
$2.07B
| $27.6M | 0.04% |
913,700
-20,600
| -2% | -$665K |
2025 Q2
4 quarters
|
|
568
Teekay Tankers
TNK
$3.29B
| $27.6M | 0.04% |
425,924
-132,076
| -24% | -$9.9M |
2022 Q1
17 quarters
|
|
569
State Street Utilities Select Sector SPDR ETF
XLU
$24.2B
| $27.5M | 0.04% |
606,100
-97,800
| -14% | -$4.43M |
2021 Q1
21 quarters
|
|
570
Peloton Interactive
PTON
$2.3B
| $27.4M | 0.04% |
4,642,500
+4,097,600
| +752% | +$22.1M |
2024 Q2
8 quarters
|
|
571
CBRE Group
CBRE
$37.9B
| $27.2M | 0.04% |
+202,300
| New | +$27.9M |
2026 Q2
0 quarters
|
|
572
Texas Roadhouse
TXRH
$11.2B
| $27.2M | 0.04% |
+140,953
| New | +$24M |
2026 Q2
0 quarters
|
|
573
Range Resources
RRC
$10.1B
| $27.2M | 0.04% |
+730,491
| New | +$29.7M |
2026 Q2
0 quarters
|
|
574
GeoPark
GPRK
$761M
| $26.9M | 0.04% |
2,953,478
-355,553
| -11% | -$3.46M |
2015 Q2
44 quarters
|
|
575
Amphenol
APH
$198B
| $26.8M | 0.04% |
304,000
-844,200
| -74% | -$60.9M |
2026 Q1
1 quarter
|
|
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Jim Simons's Q2 2026 Portfolio in Review
As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.
By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
- Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Jim Simons opened 548 new positions and closed 621 in Q2 2026.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.