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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 | |
|---|---|---|---|---|---|---|---|
1426
Crawford & Co Class A
CRD.A
$600M
| $5.32M | 0.01% |
472,324
-23,100
| -5% | -$246K |
2013 Q2
52 quarters
|
|
1427
Immunome
IMNM
$2.12B
| $5.32M | 0.01% |
251,102
+182,200
| +264% | +$3.9M |
2026 Q1
1 quarter
|
|
1428
GE Vernova
GEV
$247B
| $5.31M | 0.01% |
+4,520
| New | +$4.61M |
2026 Q2
0 quarters
|
|
1429
PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund
MUNI
$3.44B
| $5.31M | 0.01% |
100,890
+70,439
| +231% | +$3.69M |
2023 Q4
10 quarters
|
|
|
SVC
1430
Service Properties Trust
SVC
$790M
| $5.3M | 0.01% |
627,220
+603,060
| +2,496% | +$4.74M |
2024 Q4
6 quarters
|
|
1431
Cognyte Software
CGNT
$689M
| $5.3M | 0.01% |
603,411
+86,034
| +17% | +$816K |
2022 Q1
17 quarters
|
|
1432
OppFi
OPFI
$484M
| $5.29M | 0.01% |
533,008
-97,300
| -15% | -$842K |
2022 Q1
17 quarters
|
|
1433
NETGEAR
NTGR
$619M
| $5.29M | 0.01% |
226,540
-330,922
| -59% | -$8.24M |
2020 Q2
24 quarters
|
|
1434
ANI Pharmaceuticals
ANIP
$1.66B
| $5.27M | 0.01% |
63,700
-122,402
| -66% | -$9.8M |
2023 Q2
12 quarters
|
|
1435
Suzano
SUZ
$10.4B
| $5.26M | 0.01% |
678,300
-36,000
| -5% | -$312K |
2025 Q1
5 quarters
|
|
1436
Atea Pharmaceuticals
AVIR
$327M
| $5.26M | 0.01% |
1,131,200
-35,200
| -3% | -$175K |
2021 Q3
19 quarters
|
|
1437
Neptune Insurance Holdings
NP
$3.9B
| $5.25M | 0.01% |
166,671
+5,968
| +4% | +$162K |
2025 Q4
2 quarters
|
|
1438
Schwab Emerging Markets Equity ETF
SCHE
$12.6B
| $5.24M | 0.01% |
144,574
+98,374
| +213% | +$3.51M |
2026 Q1
1 quarter
|
|
1439
InfuSystem Holdings
INFU
$280M
| $5.24M | 0.01% |
543,009
-23,800
| -4% | -$226K |
2015 Q4
42 quarters
|
|
1440
Acme United Corp
ACU
$242M
| $5.23M | 0.01% |
109,607
-6,951
| -6% | -$304K |
2013 Q2
52 quarters
|
|
1441
Amplify Junior Silver Miners ETF
SILJ
$3.3B
| $5.22M | 0.01% |
201,555
+187,321
| +1,316% | +$5.55M |
2026 Q1
1 quarter
|
|
1442
XPLR Infrastructure LP
XIFR
$933M
| $5.21M | 0.01% |
441,379
+144,379
| +49% | +$1.61M |
2025 Q3
3 quarters
|
|
1443
Universal Insurance Holdings
UVE
$1.33B
| $5.19M | 0.01% |
125,600
-107,812
| -46% | -$4.06M |
2022 Q4
14 quarters
|
|
1444
Playtika
PLTK
$786M
| $5.17M | 0.01% |
1,389,694
+2,300
| +0.2% | +$7.95K |
2022 Q1
17 quarters
|
|
1445
Industrial Logistics Properties Trust
ILPT
$462M
| $5.17M | 0.01% |
582,330
+123,341
| +27% | +$955K |
2023 Q2
12 quarters
|
|
1446
Shattuck Labs
STTK
$560M
| $5.16M | 0.01% |
743,761
+139,261
| +23% | +$869K |
2021 Q4
18 quarters
|
|
1447
York Water
YORW
$496M
| $5.16M | 0.01% |
168,236
-35,800
| -18% | -$1.07M |
2013 Q2
52 quarters
|
|
1448
BCB Bancorp
BCBP
$252M
| $5.15M | 0.01% |
480,594
+135,400
| +39% | +$1.38M |
2015 Q4
42 quarters
|
|
1449
Stewart Information Services
STC
$1.6B
| $5.13M | 0.01% |
77,779
-2,408
| -3% | -$160K |
2013 Q3
51 quarters
|
|
1450
Kinetik
KNTK
$4.48B
| $5.13M | 0.01% |
+106,100
| New | +$5.07M |
2026 Q2
0 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.