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 |
Meta Platforms (Facebook)
META
|
+$1.08B |
| 2 |
NVIDIA
NVDA
|
+$938M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$639M |
| 4 |
Netflix
NFLX
|
+$598M |
| 5 |
Amazon
AMZN
|
+$575M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.46B |
| 2 |
SNDK
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.57% |
| 2 | Healthcare | 14.84% |
| 3 | Consumer Discretionary | 11.27% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.87% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1601
ReNew
RNW
$2.48B
| $3.85M | 0.01% |
616,600
+313,800
| +104% | +$1.77M |
|
1602
Strategic Education
STRA
$1.86B
| $3.85M | 0.01% |
50,278
-58,740
| -54% | -$4.65M |
|
1603
Select Water Solutions
WTTR
$2.63B
| $3.85M | 0.01% |
192,761
-210,700
| -52% | -$3.69M |
|
1604
Keros Therapeutics
KROS
$211M
| $3.84M | 0.01% |
359,086
-94,396
| -21% | -$1.05M |
|
1605
Kaiser Aluminum
KALU
$2.99B
| $3.83M | 0.01% |
19,600
-14,214
| -42% | -$2.42M |
|
1606
iShares Preferred and Income Securities ETF
PFF
$13.3B
| $3.82M | 0.01% |
+125,400
| New | +$3.91M |
|
1607
Hallador Energy
HNRG
$730M
| $3.82M | 0.01% |
219,855
-88,400
| -29% | -$1.52M |
|
1608
First Northwest Bancorp
FNWB
$108M
| $3.81M | 0.01% |
352,305
+14,000
| +4% | +$140K |
|
1609
Invesco S&P MidCap Momentum ETF
XMMO
$7.61B
| $3.8M | 0.01% |
22,352
+17,152
| +330% | +$2.8M |
|
1610
Hanmi Financial
HAFC
$963M
| $3.8M | 0.01% |
117,358
-68,153
| -37% | -$2.03M |
|
1611
Vanguard Morningstar Mid-Cap Growth ETF
VOT
$20.3B
| $3.79M | 0.01% |
+12,385
| New | +$3.57M |
|
1612
Evolution Petroleum
EPM
$135M
| $3.79M | 0.01% |
1,029,814
+76,917
| +8% | +$336K |
|
1613
Procore
PCOR
$9.45B
| $3.79M | 0.01% |
+93,251
| New | +$4.61M |
|
1614
Home Bancorp
HBCP
$569M
| $3.79M | 0.01% |
55,273
-36,200
| -40% | -$2.34M |
|
|
FPI
1615
Farmland Partners
FPI
$425M
| $3.78M | 0.01% |
390,400
+304,000
| +352% | +$3.24M |
|
1616
Ethan Allen Interiors
ETD
$583M
| $3.76M | 0.01% |
168,401
-92,776
| -36% | -$1.97M |
|
1617
Nelnet
NNI
$4.55B
| $3.73M | 0.01% |
28,000
-20,000
| -42% | -$2.65M |
|
|
OPRA
1618
Opera Ltd
OPRA
$1.8B
| $3.73M | 0.01% |
187,929
-96,872
| -34% | -$1.71M |
|
1619
Oppenheimer Holdings
OPY
$1.23B
| $3.73M | 0.01% |
35,298
+12,498
| +55% | +$1.27M |
|
1620
Capital Group Growth ETF
CGGR
$25.3B
| $3.72M | 0.01% |
78,858
+23,658
| +43% | +$1.07M |
|
1621
Ocular Therapeutix
OCUL
$2.22B
| $3.72M | 0.01% |
378,754
-769,228
| -67% | -$6.97M |
|
1622
Vanguard Russell 1000 Value ETF
VONV
$22B
| $3.7M | 0.01% |
34,800
-49,800
| -59% | -$5.09M |
|
1623
Capital Group Core Balanced ETF
CGBL
$7.52B
| $3.68M | 0.01% |
+97,000
| New | +$3.58M |
|
1624
Grindr
GRND
$2.74B
| $3.68M | 0.01% |
256,100
+239,364
| +1,430% | +$3.1M |
|
1625
Marcus Corp
MCS
$929M
| $3.68M | 0.01% |
156,789
-156,181
| -50% | -$3.07M |
|
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Jim Simons's Q2 2026 Portfolio in Review
As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.
By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
- Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Jim Simons opened 548 new positions and closed 621 in Q2 2026.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.