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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 | |
|---|---|---|---|---|---|---|---|
3001
Alta Equipment Group
ALTG
$198M
| $80.9K | ﹤0.01% |
+12,500
| New | +$83.9K |
2026 Q2
0 quarters
|
|
3002
Fathom Holdings
FTHM
$6.36M
| $80.5K | ﹤0.01% |
79,700
-68,107
| -46% | -$53.3K |
2022 Q2
16 quarters
|
|
3003
Intelligent Protection Management Corp
IPM
$22.4M
| $79.3K | ﹤0.01% |
45,600
+4,300
| +10% | +$7.81K |
2023 Q3
11 quarters
|
|
3004
InspireMD
NSPR
$20.5M
| $79K | ﹤0.01% |
112,832
+95,223
| +541% | +$101K |
2026 Q1
1 quarter
|
|
3005
Urban One Class D
UONEK
$17.6M
| $78.6K | ﹤0.01% |
17,046
-4,490
| -21% | -$22.4K |
2013 Q2
52 quarters
|
|
3006
Kiora Pharmaceuticals
KPRX
$10.3M
| $78.4K | ﹤0.01% |
+29,824
| New | +$74.9K |
2026 Q2
0 quarters
|
|
3007
BayFirst Financial Corp
BAFN
$181M
| $78K | ﹤0.01% |
+15,600
| New | +$100K |
2026 Q2
0 quarters
|
|
3008
IGC Pharma
IGC
$25.3M
| $78K | ﹤0.01% |
286,608
-197,367
| -41% | -$58.3K |
2025 Q2
4 quarters
|
|
3009
MoneyHero
MNY
$21.6M
| $77.3K | ﹤0.01% |
88,711
-19,300
| -18% | -$24.7K |
2025 Q3
3 quarters
|
|
3010
Lucid Diagnostics
LUCD
$67.2M
| $76.3K | ﹤0.01% |
71,300
-428,361
| -86% | -$462K |
2025 Q1
5 quarters
|
|
3011
Heidmar Maritime Holdings
HMR
$103M
| $76K | ﹤0.01% |
+59,400
| New | +$63.3K |
2026 Q2
0 quarters
|
|
3012
Grove Collaborative
GROV
$42.5M
| $75.6K | ﹤0.01% |
60,500
-7,400
| -11% | -$9.1K |
2024 Q2
8 quarters
|
|
3013
Altisource Portfolio Solutions SA Cash Exercise Stakeholder Warrants
ASPSZ
$7.05M
| $74.4K | ﹤0.01% |
265,603
-42,200
| -14% | -$9.17K |
2025 Q2
4 quarters
|
|
3014
Curis
CRIS
$969K
| $74.1K | ﹤0.01% |
7,099
-11,238
| -61% | -$115K |
2021 Q4
18 quarters
|
|
3015
Enlivex Ltd
ENLV
$4.45M
| $73.6K | ﹤0.01% |
8,927
+381
| +4% | +$4.4K |
2016 Q2
40 quarters
|
|
3016
SMJ International Holdings
SMJF
$47.4M
| $73.4K | ﹤0.01% |
+14,400
| New | +$59.6K |
2026 Q2
0 quarters
|
|
3017
Beam Global
BEEM
$19.7M
| $72.4K | ﹤0.01% |
55,700
-28,900
| -34% | -$44.3K |
2025 Q2
4 quarters
|
|
3018
Inuvo
INUV
$6.78M
| $72.4K | ﹤0.01% |
57,441
-31,800
| -36% | -$53.6K |
2021 Q4
18 quarters
|
|
3019
Ellington Residential Mortgage REIT
EARN
$134M
| $72K | ﹤0.01% |
+16,298
| New | +$76.1K |
2026 Q2
0 quarters
|
|
3020
Dyadic International
DYAI
$15.4M
| $70.6K | ﹤0.01% |
78,786
-2,879
| -4% | -$2.26K |
2023 Q3
11 quarters
|
|
3021
Snail Inc
SNAL
$18M
| $70K | ﹤0.01% |
+22,586
| New | +$82K |
2026 Q2
0 quarters
|
|
3022
BGSF Inc
BGSF
$43.3M
| $66.8K | ﹤0.01% |
11,700
| – | – |
2025 Q3
3 quarters
|
|
3023
MMTec
MTC
$690M
| $66.8K | ﹤0.01% |
26,700
-400
| -1% | -$2.12K |
2025 Q4
2 quarters
|
|
3024
Baird Medical Investment Holdings
BDMD
$15.5M
| $63.7K | ﹤0.01% |
+55,371
| New | +$86K |
2026 Q2
0 quarters
|
|
3025
Intercure
INCR
$66.5M
| $63.6K | ﹤0.01% |
11,560
-1,360
| -11% | -$6.05K |
2023 Q1
13 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.