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 | |
|---|---|---|---|---|---|---|
|
BGM
3026
BGM Group Ltd
BGM
$5.77M
| $317K | ﹤0.01% |
29,966
+16,683
| +126% | +$202K |
|
3027
EverCommerce
EVCM
$1.76B
| $316K | ﹤0.01% |
30,100
+6,400
| +27% | +$64.6K |
|
|
DFUS
3028
Dimensional US Equity ETF
DFUS
$21.8B
| $315K | ﹤0.01% |
4,700
-9,500
| -67% | -$588K |
|
|
STR
3029
DELISTED
Sitio Royalties
STR
| $312K | ﹤0.01% |
+17,000
| New | +$305K |
|
3030
Vanguard Real Estate ETF
VNQ
$39.1B
| $312K | ﹤0.01% |
+3,500
| New | +$309K |
|
3031
Pixelworks
PXLW
$45.7M
| $311K | ﹤0.01% |
44,562
-152
| -0.3% | -$978 |
|
3032
Leslie's
LESL
$7.21M
| $311K | ﹤0.01% |
37,000
-110,095
| -75% | -$1.45M |
|
3033
Scully Royalty
SRL
$90.9M
| $310K | ﹤0.01% |
53,414
-4,500
| -8% | -$31.8K |
|
3034
Mannatech
MTEX
$9.78M
| $308K | ﹤0.01% |
32,978
+100
| +0.3% | +$984 |
|
3035
McEwen Inc
MUX
$1.18B
| $305K | ﹤0.01% |
31,768
-23,142
| -42% | -$189K |
|
3036
iShares Morningstar Mid-Cap Growth ETF
IMCG
$4.18B
| $305K | ﹤0.01% |
3,800
-5,800
| -60% | -$431K |
|
|
GLDG
3037
GoldMining Inc
GLDG
$226M
| $303K | ﹤0.01% |
420,930
+144,160
| +52% | +$112K |
|
3038
Amplify Cybersecurity ETF
HACK
$3.08B
| $302K | ﹤0.01% |
+3,500
| New | +$273K |
|
|
SUNS
3039
Sunrise Realty Trust
SUNS
$102M
| $300K | ﹤0.01% |
28,297
-45,303
| -62% | -$469K |
|
|
XOMA
3040
DELISTED
Xoma
XOMA
| $300K | ﹤0.01% |
11,900
-1,800
| -13% | -$43.1K |
|
3041
BioAtla
BCAB
$5.73M
| $299K | ﹤0.01% |
15,085
+188
| +1% | +$3.81K |
|
3042
Lisata Therapeutics
LSTA
$10.6M
| $298K | ﹤0.01% |
102,822
+100
| +0.1% | +$240 |
|
3043
S&T Bancorp
STBA
$1.82B
| $295K | ﹤0.01% |
+7,800
| New | +$285K |
|
3044
Foghorn Therapeutics
FHTX
$394M
| $294K | ﹤0.01% |
62,636
+5,400
| +9% | +$22.6K |
|
3045
Highway Holdings
HIHO
$5.04M
| $294K | ﹤0.01% |
169,915
-4,600
| -3% | -$7.82K |
|
3046
VirTra
VTSI
$38.1M
| $293K | ﹤0.01% |
41,500
-15,097
| -27% | -$79.5K |
|
3047
Actinium Pharmaceuticals
ATNM
$30.2M
| $293K | ﹤0.01% |
209,501
+151,901
| +264% | +$227K |
|
|
OKUR
3048
OnKure Therapeutics
OKUR
$159M
| $293K | ﹤0.01% |
122,636
+80,773
| +193% | +$212K |
|
3049
Greif
GEF
$5.03B
| $292K | ﹤0.01% |
+4,500
| New | +$256K |
|
3050
Global Payments
GPN
$25.1B
| $292K | ﹤0.01% |
3,649
-87,800
| -96% | -$6.95M |
|
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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.