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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
+887.92%
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 | |
|---|---|---|---|---|---|---|---|
1926
NetSol Technologies
NTWK
$92.6M
| $2.11M | ﹤0.01% |
455,815
-7,986
| -2% | -$32.2K |
2014 Q3
47 quarters
|
|
1927
WidePoint Corp
WYY
$64.9M
| $2.11M | ﹤0.01% |
120,321
-3,277
| -3% | -$30.6K |
2022 Q2
16 quarters
|
|
1928
Niagen Bioscience
NAGE
$199M
| $2.1M | ﹤0.01% |
659,584
-669,259
| -50% | -$2.72M |
2021 Q4
18 quarters
|
|
1929
Kornit Digital
KRNT
$742M
| $2.1M | ﹤0.01% |
129,421
+37,921
| +41% | +$599K |
2025 Q1
5 quarters
|
|
1930
Clean Energy Fuels
CLNE
$309M
| $2.1M | ﹤0.01% |
1,025,232
-8,063
| -0.8% | -$17.1K |
2024 Q3
7 quarters
|
|
1931
Evolus
EOLS
$489M
| $2.1M | ﹤0.01% |
302,569
-36,456
| -11% | -$215K |
2025 Q1
5 quarters
|
|
1932
Otter Tail
OTTR
$3.81B
| $2.1M | ﹤0.01% |
23,310
+16,700
| +253% | +$1.48M |
2025 Q2
4 quarters
|
|
1933
Spero Therapeutics
SPRO
$65.8M
| $2.09M | ﹤0.01% |
947,904
-241,331
| -20% | -$631K |
2022 Q1
17 quarters
|
|
|
ABTC
1934
American Bitcoin Corp
ABTC
$579M
| $2.09M | ﹤0.01% |
204,100
+89,487
| +78% | +$1.37M |
2026 Q1
1 quarter
|
|
1935
AmeriServ Financial
ASRV
$81M
| $2.08M | ﹤0.01% |
535,774
-28,700
| -5% | -$109K |
2013 Q2
52 quarters
|
|
1936
Bobs Discount Furniture
BOBS
$2.13B
| $2.07M | ﹤0.01% |
+131,159
| New | +$1.63M |
2026 Q2
0 quarters
|
|
1937
BlueLinx
BXC
$632M
| $2.07M | ﹤0.01% |
33,500
-3,100
| -8% | -$168K |
2020 Q4
22 quarters
|
|
1938
U.S. Core Equity 2 Portfolio ETF Class Shares
DFAC
$49.1B
| $2.07M | ﹤0.01% |
46,600
-50,200
| -52% | -$2.15M |
2026 Q1
1 quarter
|
|
1939
Expand Energy Corp
EXE
$21.5B
| $2.07M | ﹤0.01% |
22,662
-303,100
| -93% | -$28.8M |
2026 Q1
1 quarter
|
|
1940
High Tide
HITI
$236M
| $2.05M | ﹤0.01% |
899,932
-167,700
| -16% | -$399K |
2023 Q2
12 quarters
|
|
1941
Petco
WOOF
$725M
| $2.05M | ﹤0.01% |
753,923
+230,428
| +44% | +$639K |
2026 Q1
1 quarter
|
|
1942
iShares US Medical Devices ETF
IHI
$3.79B
| $2.05M | ﹤0.01% |
+41,500
| New | +$2.11M |
2026 Q2
0 quarters
|
|
1943
CB Financial Services
CBFV
$195M
| $2.04M | ﹤0.01% |
53,899
-1,700
| -3% | -$60.6K |
2018 Q2
32 quarters
|
|
1944
Equillium
EQ
$80.5M
| $2.04M | ﹤0.01% |
637,617
-19,347
| -3% | -$46.4K |
2022 Q2
16 quarters
|
|
1945
Dakota Gold
DC
$711M
| $2.04M | ﹤0.01% |
477,888
-124,001
| -21% | -$669K |
2023 Q1
13 quarters
|
|
1946
State Street SPDR Portfolio S&P 500 High Dividend ETF
SPYD
$7.6B
| $2.03M | ﹤0.01% |
+42,500
| New | +$2M |
2026 Q2
0 quarters
|
|
1947
MBIA
MBI
$225M
| $2.03M | ﹤0.01% |
310,892
-99,000
| -24% | -$597K |
2019 Q3
27 quarters
|
|
1948
GrowGeneration
GRWG
$84.3M
| $2.03M | ﹤0.01% |
1,368,636
-1,974
| -0.1% | -$2.8K |
2024 Q4
6 quarters
|
|
1949
Vanguard Morningstar Mega Cap ETF
MGC
$10.2B
| $2.02M | ﹤0.01% |
+7,400
| New | +$1.97M |
2026 Q2
0 quarters
|
|
1950
PCB Bancorp
PCB
$404M
| $2.02M | ﹤0.01% |
71,102
-2,630
| -4% | -$65.4K |
2019 Q3
27 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.