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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 | |
|---|---|---|---|---|---|---|---|
2851
iShares Fallen Angels USD Bond ETF
FALN
$1.55B
| $229K | ﹤0.01% |
+8,400
| New | +$227K |
2026 Q2
0 quarters
|
|
2852
Jewett-Cameron Trading
JCTC
$10.2M
| $229K | ﹤0.01% |
94,528
-702
| -0.7% | -$1.4K |
2013 Q2
52 quarters
|
|
2853
McCormick & Company Voting
MKC.V
$12.9B
| $227K | ﹤0.01% |
+4,500
| New | +$221K |
2026 Q2
0 quarters
|
|
2854
Motorsport Games
MSGM
$23.6M
| $227K | ﹤0.01% |
56,800
+29,200
| +106% | +$124K |
2025 Q2
4 quarters
|
|
2855
Emerson Radio
MSN
$6.74M
| $227K | ﹤0.01% |
636,731
-8,007
| -1% | -$3.3K |
2013 Q2
52 quarters
|
|
2856
AYTU BioPharma
AYTU
$21.8M
| $225K | ﹤0.01% |
104,823
+11,100
| +12% | +$26.2K |
2021 Q1
21 quarters
|
|
2857
Yiren Digital
YRD
$64.6M
| $225K | ﹤0.01% |
269,392
+56,249
| +26% | +$93K |
2019 Q3
27 quarters
|
|
2858
Forafric Global
AFRI
$318M
| $225K | ﹤0.01% |
22,308
+6,408
| +40% | +$63.8K |
2023 Q4
10 quarters
|
|
2859
Under Armour
UAA
$2.1B
| $223K | ﹤0.01% |
+34,900
| New | +$207K |
2026 Q2
0 quarters
|
|
2860
HighPeak Energy
HPK
$1.39B
| $222K | ﹤0.01% |
+31,800
| New | +$219K |
2026 Q2
0 quarters
|
|
2861
PDS Biotechnology
PDSB
$69.6M
| $222K | ﹤0.01% |
252,200
+31,400
| +14% | +$33.3K |
2025 Q2
4 quarters
|
|
2862
Energous
WATT
$48.1M
| $219K | ﹤0.01% |
+9,100
| New | +$227K |
2026 Q2
0 quarters
|
|
2863
Altimmune
ALT
$447M
| $218K | ﹤0.01% |
+71,600
| New | +$214K |
2026 Q2
0 quarters
|
|
2864
Phoenix Education Partners
PXED
$859M
| $217K | ﹤0.01% |
+6,600
| New | +$197K |
2026 Q2
0 quarters
|
|
2865
GameSquare
GAME
$33.9M
| $217K | ﹤0.01% |
68,550
-7,113
| -9% | -$24.2K |
2025 Q1
5 quarters
|
|
2866
SITE Centers
SITC
$191M
| $216K | ﹤0.01% |
+54,462
| New | +$284K |
2026 Q2
0 quarters
|
|
2867
NeuroOne Medical Technologies
NMTC
$8.96M
| $215K | ﹤0.01% |
70,861
-38,380
| -35% | -$157K |
2025 Q2
4 quarters
|
|
2868
Performance Shipping
PSHG
$19.5M
| $214K | ﹤0.01% |
127,400
-84,013
| -40% | -$151K |
2023 Q3
11 quarters
|
|
2869
Pixelworks
PXLW
$33.3M
| $212K | ﹤0.01% |
34,062
-2,500
| -7% | -$15.2K |
2015 Q4
42 quarters
|
|
2870
Cartesian Therapeutics
RNAC
$193M
| $212K | ﹤0.01% |
20,300
-47,000
| -70% | -$348K |
2025 Q4
2 quarters
|
|
2871
Brilliant Earth
BRLT
$25.7M
| $211K | ﹤0.01% |
186,600
-15,558
| -8% | -$19.8K |
2022 Q2
16 quarters
|
|
2872
GreenTree Hospitality
GHG
$104M
| $210K | ﹤0.01% |
185,953
-14,127
| -7% | -$17K |
2018 Q3
31 quarters
|
|
2873
GraniteShares ETF Trust GraniteShares 2x Long BABA Daily ETF
BABX
$111M
| $210K | ﹤0.01% |
+15,137
| New | +$367K |
2026 Q2
0 quarters
|
|
2874
Pulmatrix
PULM
$5.22M
| $209K | ﹤0.01% |
122,698
+13,550
| +12% | +$18.3K |
2019 Q4
26 quarters
|
|
2875
AFC Gamma
AFCG
$67.6M
| $208K | ﹤0.01% |
67,100
-9,700
| -13% | -$30.5K |
2021 Q2
20 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.