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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 | |
|---|---|---|---|---|---|---|---|
501
Capitol Federal Financial
CFFN
$998M
| $32.3M | 0.04% |
3,798,497
-370,400
| -9% | -$2.89M |
2013 Q2
52 quarters
|
|
502
WEC Energy
WEC
$34.9B
| $32.2M | 0.04% |
275,575
+147,800
| +116% | +$16.9M |
2025 Q4
2 quarters
|
|
503
Warner Music
WMG
$16.2B
| $32.1M | 0.04% |
1,186,600
-335,200
| -22% | -$10M |
2025 Q1
5 quarters
|
|
504
Hartford Financial Services
HIG
$36.4B
| $32.1M | 0.04% |
242,200
+131,600
| +119% | +$17.6M |
2025 Q3
3 quarters
|
|
505
Ascendis Pharma A/S
ASND
$15.1B
| $31.9M | 0.04% |
119,699
+2,367
| +2% | +$553K |
2026 Q1
1 quarter
|
|
506
Plug Power
PLUG
$1.91B
| $31.9M | 0.04% |
11,779,800
-15,958,700
| -58% | -$50.1M |
2025 Q4
2 quarters
|
|
507
Entravision Communication
EVC
$583M
| $31.8M | 0.04% |
2,440,813
+220,257
| +10% | +$1.56M |
2013 Q2
52 quarters
|
|
508
National Bank Holdings
NBHC
$1.66B
| $31.8M | 0.04% |
715,453
-78,647
| -10% | -$3.32M |
2014 Q3
47 quarters
|
|
509
Invitation Homes
INVH
$15.8B
| $31.8M | 0.04% |
1,051,283
-67,100
| -6% | -$1.9M |
2024 Q3
7 quarters
|
|
510
Hamilton Lane
HLNE
$4.54B
| $31.6M | 0.04% |
401,431
+244,000
| +155% | +$21.7M |
2024 Q1
9 quarters
|
|
511
iShares US Real Estate ETF
IYR
$4.04B
| $31.4M | 0.04% |
+307,400
| New | +$31.2M |
2026 Q2
0 quarters
|
|
512
Hudbay
HBM
$10.6B
| $31.4M | 0.04% |
1,331,209
-424,300
| -24% | -$10.7M |
2016 Q2
40 quarters
|
|
513
Cellebrite
CLBT
$2.8B
| $31.4M | 0.04% |
2,150,239
-710,400
| -25% | -$9.39M |
2022 Q4
14 quarters
|
|
514
Carlyle Group
CG
$13B
| $31.4M | 0.04% |
744,700
+608,000
| +445% | +$28.6M |
2026 Q1
1 quarter
|
|
515
Pentair
PNR
$8.42B
| $31.3M | 0.04% |
408,864
+79,200
| +24% | +$6.27M |
2026 Q1
1 quarter
|
|
516
Vivmark Residential
VMRK
$47.1B
| $31.3M | 0.04% |
461,400
-134,000
| -23% | -$8.68M |
2021 Q3
19 quarters
|
|
517
Eli Lilly
LLY
$1.11T
| $31.3M | 0.04% |
26,091
-45,697
| -64% | -$46.7M |
2025 Q4
2 quarters
|
|
|
TGB
518
Trekor Metals
TGB
$2.91B
| $31.3M | 0.04% |
4,543,570
-1,138,500
| -20% | -$8.13M |
2013 Q2
52 quarters
|
|
519
Avis
CAR
$3.62B
| $31.2M | 0.04% |
+210,958
| New | +$46.4M |
2026 Q2
0 quarters
|
|
520
EXL Service
EXLS
$6.03B
| $31.1M | 0.04% |
1,202,096
+517,796
| +76% | +$15.3M |
2024 Q1
9 quarters
|
|
521
Boeing
BA
$151B
| $30.9M | 0.04% |
142,784
-788,680
| -85% | -$175M |
2025 Q2
4 quarters
|
|
522
Itron
ITRI
$3.6B
| $30.9M | 0.04% |
357,161
-104,600
| -23% | -$8.93M |
2023 Q2
12 quarters
|
|
523
Silvercorp Metals
SVM
$2.16B
| $30.9M | 0.04% |
3,057,400
+245,004
| +9% | +$2.96M |
2017 Q2
36 quarters
|
|
524
PTC
PTC
$21B
| $30.9M | 0.04% |
271,600
-117,500
| -30% | -$15.9M |
2025 Q4
2 quarters
|
|
525
Insulet
PODD
$9.8B
| $30.8M | 0.04% |
202,083
-223,920
| -53% | -$37.3M |
2024 Q3
7 quarters
|
|
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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.