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 | |
|---|---|---|---|---|---|---|
2201
Sasol
SSL
$7.17B
| $1.74M | ﹤0.01% |
393,800
-38,200
| -9% | -$156K |
|
|
BHR
2202
Braemar Hotels & Resorts
BHR
$139M
| $1.74M | ﹤0.01% |
709,300
+24,600
| +4% | +$54K |
|
2203
Hyliion Holdings
HYLN
$734M
| $1.74M | ﹤0.01% |
1,315,099
-818,239
| -38% | -$1.19M |
|
2204
Northwest Natural Holdings
NWN
$2.12B
| $1.74M | ﹤0.01% |
43,700
+20,700
| +90% | +$858K |
|
2205
Dimensional International Value ETF
DFIV
$21.7B
| $1.73M | ﹤0.01% |
40,400
-26,300
| -39% | -$1.07M |
|
|
TECX
2206
Tectonic Therapeutic
TECX
$720M
| $1.73M | ﹤0.01% |
86,987
-57,315
| -40% | -$1.16M |
|
2207
Madison Square Garden
MSGE
$4.18B
| $1.73M | ﹤0.01% |
43,200
-38,800
| -47% | -$1.37M |
|
2208
Aveanna Healthcare
AVAH
$2.46B
| $1.73M | ﹤0.01% |
329,900
+199,800
| +154% | +$1.02M |
|
2209
JPMorgan US Quality Factor ETF
JQUA
$8.66B
| $1.72M | ﹤0.01% |
+28,700
| New | +$1.64M |
|
|
VOXR
2210
Vox Royalty Corp
VOXR
$369M
| $1.72M | ﹤0.01% |
543,108
+104,169
| +24% | +$343K |
|
2211
America's Car Mart
CRMT
$25.7M
| $1.71M | ﹤0.01% |
30,572
-39,700
| -56% | -$1.97M |
|
2212
Vanguard Russell 1000 ETF
VONE
$8.74B
| $1.71M | ﹤0.01% |
6,100
-1,600
| -21% | -$416K |
|
|
OPLN
2213
Openlane
OPLN
$4.33B
| $1.71M | ﹤0.01% |
70,000
+59,300
| +554% | +$1.25M |
|
2214
Nexa Resources
NEXA
$1.9B
| $1.71M | ﹤0.01% |
344,132
+9,232
| +3% | +$49.8K |
|
2215
Abeona Therapeutics
ABEO
$361M
| $1.7M | ﹤0.01% |
299,937
+168,400
| +128% | +$959K |
|
2216
Avantis US Large Cap Value ETF
AVLV
$18.4B
| $1.7M | ﹤0.01% |
24,900
+16,400
| +193% | +$1.06M |
|
2217
Invesco S&P 500 Pure Value ETF
RPV
$1.74B
| $1.7M | ﹤0.01% |
18,100
-2,900
| -14% | -$260K |
|
2218
BuzzFeed
BZFD
$95M
| $1.69M | ﹤0.01% |
845,961
+41,657
| +5% | +$82.3K |
|
2219
First Western Financial
MYFW
$308M
| $1.69M | ﹤0.01% |
+74,800
| New | +$1.54M |
|
2220
Spire
SR
$4.89B
| $1.69M | ﹤0.01% |
23,100
+12,700
| +122% | +$951K |
|
2221
iShares MSCI Emerging Markets ex China ETF
EMXC
$24.7B
| $1.69M | ﹤0.01% |
+26,700
| New | +$1.55M |
|
2222
Amplify CWP Enhanced Dividend Income ETF
DIVO
$7.85B
| $1.68M | ﹤0.01% |
+39,600
| New | +$1.61M |
|
|
ZEUS
2223
DELISTED
Olympic Steel
ZEUS
| $1.68M | ﹤0.01% |
51,698
-17,000
| -25% | -$530K |
|
|
CHMI
2224
Cherry Hill Mortgage Investment Corp
CHMI
$107M
| $1.68M | ﹤0.01% |
616,784
+33,200
| +6% | +$96.8K |
|
2225
AC Immune
ACIU
$267M
| $1.68M | ﹤0.01% |
828,321
+24,852
| +3% | +$43.2K |
|
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.