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 | |
|---|---|---|---|---|---|---|
1551
VICI Properties
VICI
$29B
| $4.78M | 0.01% |
146,529
-34,900
| -19% | -$1.11M |
|
1552
Harmonic Inc
HLIT
$1.42B
| $4.77M | 0.01% |
503,572
-15,755
| -3% | -$144K |
|
1553
Phillips Edison & Co
PECO
$5.2B
| $4.74M | 0.01% |
135,396
-19,606
| -13% | -$694K |
|
1554
ManpowerGroup
MAN
$2.75B
| $4.74M | 0.01% |
117,352
-65,900
| -36% | -$2.88M |
|
1555
Bankwell Financial Group
BWFG
$542M
| $4.74M | 0.01% |
131,548
-10,800
| -8% | -$359K |
|
|
NXDR
1556
Nextdoor Holdings
NXDR
$998M
| $4.73M | 0.01% |
2,851,200
-367,100
| -11% | -$554K |
|
|
FONR
1557
DELISTED
Fonar
FONR
| $4.72M | 0.01% |
315,516
+11,100
| +4% | +$148K |
|
|
BTM
1558
DELISTED
Bitcoin Depot
BTM
| $4.72M | 0.01% |
132,957
+103,128
| +346% | +$2.19M |
|
|
PSTL
1559
Postal Realty Trust
PSTL
$701M
| $4.72M | 0.01% |
320,150
+100
| +0% | +$1.37K |
|
1560
State Street SPDR Portfolio Intermediate Term Treasury ETF
SPTI
$10.6B
| $4.72M | 0.01% |
+163,900
| New | +$4.67M |
|
1561
Yeti Holdings
YETI
$3.44B
| $4.71M | 0.01% |
+149,300
| New | +$4.48M |
|
1562
Opendoor
OPEN
$3.54B
| $4.71M | 0.01% |
9,122,804
+1,249,837
| +16% | +$903K |
|
1563
iShares Convertible Bond ETF
ICVT
$7.64B
| $4.69M | 0.01% |
52,100
+37,600
| +259% | +$3.22M |
|
1564
Meritage Homes
MTH
$4.8B
| $4.69M | 0.01% |
70,000
-33,504
| -32% | -$2.22M |
|
|
GLDD
1565
DELISTED
Great Lakes Dredge & Dock
GLDD
| $4.69M | 0.01% |
384,388
+267,988
| +230% | +$2.79M |
|
1566
Forrester Research
FORR
$224M
| $4.65M | 0.01% |
469,624
-7,400
| -2% | -$73.6K |
|
1567
Flywire
FLYW
$2.22B
| $4.65M | 0.01% |
397,336
+297,547
| +298% | +$3.03M |
|
1568
Lufax Holding
LU
$1.31B
| $4.65M | 0.01% |
1,666,019
-319,500
| -16% | -$902K |
|
|
HIMX
1569
Himax Technologies
HIMX
$2.56B
| $4.64M | 0.01% |
519,161
+365,300
| +237% | +$2.87M |
|
1570
Global X Defense Tech ETF
SHLD
$7.76B
| $4.63M | 0.01% |
+76,897
| New | +$4.13M |
|
1571
Viavi Solutions
VIAV
$10.6B
| $4.63M | 0.01% |
459,688
+367,088
| +396% | +$3.55M |
|
1572
Yext
YEXT
$613M
| $4.62M | 0.01% |
543,800
+271,996
| +100% | +$1.91M |
|
1573
FS Bancorp
FSBW
$326M
| $4.62M | 0.01% |
117,285
+3,500
| +3% | +$136K |
|
1574
Hippo Holdings
HIPO
$869M
| $4.62M | 0.01% |
165,320
-65,800
| -28% | -$1.62M |
|
|
FFIC
1575
DELISTED
Flushing Financial
FFIC
| $4.61M | 0.01% |
388,055
+14,455
| +4% | +$174K |
|
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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.