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 | |
|---|---|---|---|---|---|---|
2551
CI&T Inc
CINT
$470M
| $942K | ﹤0.01% |
157,800
+15,300
| +11% | +$88.1K |
|
|
TRT
2552
Trio-Tech International
TRT
$116M
| $942K | ﹤0.01% |
347,426
-11,400
| -3% | -$30K |
|
2553
GoPro
GPRO
$111M
| $938K | ﹤0.01% |
1,238,600
-333,400
| -21% | -$217K |
|
|
STLN
2554
Starling Oncology, Inc. Common Stock
STLN
$668M
| $938K | ﹤0.01% |
457,500
+209,900
| +85% | +$525K |
|
2555
Post Holdings
POST
$3.68B
| $938K | ﹤0.01% |
8,600
-123,400
| -93% | -$13.8M |
|
2556
Avantis US Small Cap Value ETF
AVUV
$31.2B
| $929K | ﹤0.01% |
10,200
-18,700
| -65% | -$1.61M |
|
2557
CNB Financial Corp
CCNE
$1.03B
| $926K | ﹤0.01% |
40,501
-17,200
| -30% | -$378K |
|
2558
Immunome
IMNM
$3.06B
| $924K | ﹤0.01% |
99,372
-16,628
| -14% | -$136K |
|
2559
Eltek
ELTK
$57.9M
| $923K | ﹤0.01% |
86,123
-600
| -0.7% | -$5.71K |
|
|
ADAM
2560
Adamas Trust
ADAM
$903M
| $920K | ﹤0.01% |
137,250
+85,900
| +167% | +$545K |
|
2561
First Trust North American Energy Infrastructure Fund
EMLP
$4.19B
| $919K | ﹤0.01% |
+24,500
| New | +$896K |
|
2562
Advantage Solutions
ADV
$420M
| $918K | ﹤0.01% |
27,816
+1,368
| +5% | +$45.1K |
|
|
CSW
2563
CSW Industrials
CSW
$5.64B
| $918K | ﹤0.01% |
3,200
-41,600
| -93% | -$12.6M |
|
|
SCHR
2564
Schwab Intermediately-Term US Treasury ETF
SCHR
$13.3B
| $916K | ﹤0.01% |
36,600
-150,400
| -80% | -$3.73M |
|
|
AC
2565
DELISTED
Associated Capital Group
AC
| $915K | ﹤0.01% |
24,400
-200
| -0.8% | -$7.26K |
|
|
TRST
2566
Trustco Bank Corp NY
TRST
$974M
| $914K | ﹤0.01% |
27,359
-9,400
| -26% | -$290K |
|
|
EEX
2567
DELISTED
Emerald Holding
EEX
| $913K | ﹤0.01% |
188,157
+2,700
| +1% | +$11.8K |
|
2568
Peoples Bancorp of North Carolina
PEBK
$237M
| $909K | ﹤0.01% |
31,507
-1,900
| -6% | -$52.7K |
|
|
TUYA
2569
Tuya Inc
TUYA
$1.1B
| $908K | ﹤0.01% |
393,000
-6,100
| -2% | -$14.8K |
|
2570
Moog Inc Class B
MOG.B
| $908K | ﹤0.01% |
5,100
| – | – |
|
2571
Weyco Group
WEYS
$430M
| $903K | ﹤0.01% |
27,226
-400
| -1% | -$12.3K |
|
2572
Design Therapeutics
DSGN
$926M
| $902K | ﹤0.01% |
267,800
+2,800
| +1% | +$10.5K |
|
2573
First Trust NASDAQ Technology Dividend Index Fund
TDIV
$4.42B
| $902K | ﹤0.01% |
10,000
+3,300
| +49% | +$259K |
|
|
BBUC
2574
Brookfield Business Corp Class A Subordinate Voting Shares
BBUC
$6.07B
| $895K | ﹤0.01% |
+28,700
| New | +$784K |
|
2575
Mastech Digital
MHH
$94.7M
| $884K | ﹤0.01% |
123,327
+8,202
| +7% | +$61.7K |
|
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.