Jim Simons Renaissance Technologies
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$798M |
| 2 |
Netflix
NFLX
|
+$608M |
| 3 |
UnitedHealth
UNH
|
+$517M |
| 4 |
Apple
AAPL
|
+$461M |
| 5 |
GE Vernova
GEV
|
+$296M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$527M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$372M |
| 3 |
Meta Platforms (Facebook)
META
|
+$362M |
| 4 |
Advanced Micro Devices
AMD
|
+$328M |
| 5 |
Palantir
PLTR
|
+$327M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.57% |
| 2 | Healthcare | 15.8% |
| 3 | Consumer Discretionary | 12.38% |
| 4 | Financials | 11.53% |
| 5 | Industrials | 8.92% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
ARIS
1501
DELISTED
Aris Water Solutions
ARIS
| $5.22M | 0.01% |
220,600
-134,383
| -38% | -$3.32M |
|
|
YSG
1502
Yatsen Holding
YSG
$319M
| $5.22M | 0.01% |
541,007
-4,700
| -0.9% | -$26.9K |
|
1503
Tidewater
TDW
$4.55B
| $5.21M | 0.01% |
+112,883
| New | +$4.57M |
|
1504
Invesco CurrencyShares Euro Currency Trust
FXE
$340M
| $5.2M | 0.01% |
+47,800
| New | +$5M |
|
1505
Astec Industries
ASTE
$975M
| $5.18M | 0.01% |
124,145
-16,100
| -11% | -$611K |
|
|
EUAD
1506
Select STOXX Europe Aerospace & Defense ETF
EUAD
$1.24B
| $5.17M | 0.01% |
+119,800
| New | +$4.48M |
|
1507
U-Haul Holding Co Series N
UHAL.B
$12.6B
| $5.17M | 0.01% |
95,000
-19,500
| -17% | -$1.09M |
|
1508
SM Energy
SM
$7.71B
| $5.16M | 0.01% |
208,900
-478,963
| -70% | -$11.6M |
|
1509
Lakeland Industries
LAKE
$117M
| $5.15M | 0.01% |
378,461
-39,808
| -10% | -$667K |
|
1510
iShares 5-10 Year Investment Grade Corporate Bond ETF
IGIB
$18.6B
| $5.12M | 0.01% |
96,000
-124,600
| -56% | -$6.5M |
|
|
NTST
1511
NETSTREIT Corp
NTST
$2.09B
| $5.11M | 0.01% |
302,100
-25,000
| -8% | -$400K |
|
1512
Disc Medicine
IRON
$3.07B
| $5.11M | 0.01% |
96,420
-94,800
| -50% | -$4.45M |
|
1513
Inogen
INGN
$154M
| $5.1M | 0.01% |
726,106
-4,694
| -0.6% | -$31.6K |
|
1514
Eastern Bankshares
EBC
$5.37B
| $5.1M | 0.01% |
334,104
+314,882
| +1,638% | +$4.73M |
|
1515
Ardelyx
ARDX
$1.01B
| $5.1M | 0.01% |
1,301,193
-50,400
| -4% | -$208K |
|
1516
Domo
DOMO
$187M
| $5.1M | 0.01% |
364,887
+251,707
| +222% | +$2.53M |
|
1517
Graphic Packaging
GPK
$3.51B
| $5.1M | 0.01% |
+241,918
| New | +$5.59M |
|
1518
iPath Series B S&P 500 VIX Short-Term Futures ETN
VXX
$142M
| $5.1M | 0.01% |
106,078
+38,200
| +56% | +$2.25M |
|
1519
Bausch Health
BHC
$2.37B
| $5.07M | 0.01% |
760,983
-148,589
| -16% | -$764K |
|
1520
iShares MSCI Canada ETF
EWC
$6.55B
| $5.06M | 0.01% |
+109,600
| New | +$4.74M |
|
1521
GraniteShares Gold Shares
BAR
$1.46B
| $5.06M | 0.01% |
155,100
-404,600
| -72% | -$13.1M |
|
|
CNTA
1522
DELISTED
Centessa Pharmaceuticals
CNTA
| $5.06M | 0.01% |
384,900
+206,900
| +116% | +$2.62M |
|
1523
Compañía de Cervecerías Unidas
CCU
$2.16B
| $5.05M | 0.01% |
391,065
-18,500
| -5% | -$263K |
|
1524
Evolution Petroleum
EPM
$135M
| $5.04M | 0.01% |
1,072,897
-23,400
| -2% | -$106K |
|
|
ETNB
1525
DELISTED
89bio
ETNB
| $5.04M | 0.01% |
513,400
+9,100
| +2% | +$75.3K |
|
Similar funds
Jim Simons's Q2 2025 Portfolio in Review
As of Q2 2025, Jim Simons held 4,018 positions worth $75.2B, up 14% from $66.1B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2025 filing shows 612 new, 1,577 increased, 1,314 reduced and 496 closed positions. Its largest new stake was UnitedHealth: 1,352,129 shares worth $422M. The largest sale was Broadcom, an estimated $527M.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 17% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2025 buy was UnitedHealth: 1,352,129 shares worth $422M.
- Jim Simons added most to NVIDIA in Q2 2025, an estimated $798M increase.
- Jim Simons's biggest Q2 2025 reduction was Broadcom, cutting an estimated $527M.
- Jim Simons fully exited Advanced Micro Devices in Q2 2025, selling an estimated $328M.
- Jim Simons's ten largest holdings make up 12% of its $75.2B portfolio in Q2 2025.
- Jim Simons opened 612 new positions and closed 496 in Q2 2025.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $75.2B.
Based on Renaissance Technologies's 13F filing for Q2 2025, filed 13 Aug 2025.