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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 | |
|---|---|---|---|---|---|---|---|
1326
Wells Fargo
WFC
$247B
| $6.24M | 0.01% |
75,567
+42,165
| +126% | +$3.39M |
2026 Q1
1 quarter
|
|
1327
Espey Mfg & Electronics Corp
ESP
$155M
| $6.24M | 0.01% |
92,712
-10,500
| -10% | -$666K |
2013 Q2
52 quarters
|
|
1328
Marcus & Millichap
MMI
$1.06B
| $6.24M | 0.01% |
200,173
-19,527
| -9% | -$560K |
2025 Q1
5 quarters
|
|
1329
HIVE Digital Technologies
HIVE
$549M
| $6.22M | 0.01% |
1,709,900
-553,393
| -24% | -$1.79M |
2025 Q4
2 quarters
|
|
1330
Middlesex Water
MSEX
$1.02B
| $6.22M | 0.01% |
110,813
-36,200
| -25% | -$1.9M |
2014 Q1
49 quarters
|
|
1331
Ethos Technologies Inc
LIFE
$2.86B
| $6.21M | 0.01% |
342,500
+262,500
| +328% | +$4.74M |
2026 Q1
1 quarter
|
|
1332
Grupo SIMEC
SIM
$3.94B
| $6.21M | 0.01% |
206,124
-700
| -0.3% | -$21.1K |
2013 Q2
52 quarters
|
|
1333
Bullish
BLSH
$4.49B
| $6.21M | 0.01% |
264,833
+108,000
| +69% | +$3.76M |
2025 Q4
2 quarters
|
|
1334
Groupon
GRPN
$670M
| $6.19M | 0.01% |
257,213
-362,200
| -58% | -$5.98M |
2025 Q1
5 quarters
|
|
1335
iShares MSCI South Korea ETF
EWY
$22.5B
| $6.19M | 0.01% |
30,641
-200,700
| -87% | -$35.4M |
2026 Q1
1 quarter
|
|
1336
VNET Group
VNET
$1.18B
| $6.18M | 0.01% |
+768,905
| New | +$6.98M |
2026 Q2
0 quarters
|
|
1337
Chefs' Warehouse
CHEF
$4.47B
| $6.13M | 0.01% |
+63,749
| New | +$4.94M |
2026 Q2
0 quarters
|
|
1338
Affirm
AFRM
$25.2B
| $6.1M | 0.01% |
74,800
+68,900
| +1,168% | +$4.5M |
2026 Q1
1 quarter
|
|
1339
Goldman Sachs ETF Trust Goldman Sachs Nasdaq-100 Premium Income ETF
GPIQ
$6.2B
| $6.1M | 0.01% |
+102,800
| New | +$5.78M |
2026 Q2
0 quarters
|
|
1340
JPMorgan Income ETF
JPIE
$11B
| $6.09M | 0.01% |
+132,188
| New | +$6.08M |
2026 Q2
0 quarters
|
|
1341
Southern Missouri Bancorp
SMBC
$778M
| $6.08M | 0.01% |
79,824
-11,710
| -13% | -$809K |
2016 Q2
40 quarters
|
|
1342
AXT Inc
AXTI
$3.82B
| $6.08M | 0.01% |
+84,300
| New | +$7.59M |
2026 Q2
0 quarters
|
|
1343
Vanguard Morningstar Large-Cap ETF
VV
$54.8B
| $6.08M | 0.01% |
17,665
+14,145
| +402% | +$4.72M |
2025 Q2
4 quarters
|
|
1344
Albany International
AIN
$1.83B
| $6.05M | 0.01% |
81,200
-14,700
| -15% | -$921K |
2026 Q1
1 quarter
|
|
1345
Crawford & Co Class B
CRD.B
$571M
| $6.05M | 0.01% |
579,910
-13,900
| -2% | -$140K |
2013 Q2
52 quarters
|
|
1346
Vanguard Long-Term Corporate Bond ETF
VCLT
$7.67B
| $6.04M | 0.01% |
+80,292
| New | +$6.02M |
2026 Q2
0 quarters
|
|
1347
Fulcrum Therapeutics
FULC
$285M
| $6.03M | 0.01% |
1,647,800
+1,634,200
| +12,016% | +$9.9M |
2025 Q1
5 quarters
|
|
1348
Gilat Satellite Networks
GILT
$601M
| $6.03M | 0.01% |
453,046
-145,900
| -24% | -$2.39M |
2013 Q2
52 quarters
|
|
1349
American Coastal Insurance
ACIC
$525M
| $6.02M | 0.01% |
542,359
+3,102
| +0.6% | +$34.2K |
2018 Q4
30 quarters
|
|
1350
Amtech Systems
ASYS
$244M
| $6.01M | 0.01% |
260,605
+152,509
| +141% | +$2.9M |
2024 Q4
6 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.