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Jim Simons Renaissance Technologies
AUM
$72.6B
Turnover
31.08%
1-Year Est. Return
54.88%
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.
This Fund
S&P 500
This Quarter Est. Return
+24.48%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.92%
AUM
$72.6B
AUM Growth
+$8.69B
(+14%)
Cap. Flow
+$958M
Cap. Flow % of AUM
Cap. Flow %
1.32%
Top 10 Holdings %
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621
Avg Time Held
3.5
years
Top 10 Avg Time Held
1.5
years
Top 20 Avg Time Held
1.3
years
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 |
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.58% |
| 2 | Healthcare | 14.83% |
| 3 | Consumer Discretionary | 11.24% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
2251
Vaxcyte
PCVX
$9.8B
| $1.14M | ﹤0.01% |
19,634
-35,100
| -64% | -$1.91M |
2024 Q4
6 quarters
|
|
|
WSR
2252
DELISTED
Whitestone REIT
WSR
| $1.14M | ﹤0.01% |
60,100
+6,289
| +12% | +$118K |
2013 Q4
50 quarters
|
|
2253
Solitario Resources
XPL
$44.7M
| $1.13M | ﹤0.01% |
1,505,853
-106,546
| -7% | -$88.9K |
2015 Q4
42 quarters
|
|
2254
Invesco S&P 500 Quality ETF
SPHQ
$18.6B
| $1.13M | ﹤0.01% |
12,535
-12,065
| -49% | -$1M |
2026 Q1
1 quarter
|
|
2255
Coya Therapeutics
COYA
$96.9M
| $1.13M | ﹤0.01% |
192,986
+89,022
| +86% | +$412K |
2025 Q1
5 quarters
|
|
2256
JPMorgan US Tech Leaders ETF
JTEK
$4.42B
| $1.13M | ﹤0.01% |
10,100
+7,500
| +288% | +$744K |
2025 Q2
4 quarters
|
|
2257
Vanguard S&P 500 Growth ETF
VOOG
$26.7B
| $1.12M | ﹤0.01% |
+13,613
| New | +$1.08M |
2026 Q2
0 quarters
|
|
2258
Capital Group Global Growth Equity ETF
CGGO
$11.4B
| $1.11M | ﹤0.01% |
26,258
+15,558
| +145% | +$606K |
2025 Q4
2 quarters
|
|
2259
Accendra Health
ACH
$15.7M
| $1.11M | ﹤0.01% |
324,413
+6,500
| +2% | +$20.2K |
2019 Q1
29 quarters
|
|
2260
OP Bancorp
OPBK
$224M
| $1.11M | ﹤0.01% |
73,800
-10,600
| -13% | -$151K |
2019 Q3
27 quarters
|
|
2261
GSI Technology
GSIT
$148M
| $1.1M | ﹤0.01% |
142,901
+64,200
| +82% | +$511K |
2013 Q2
52 quarters
|
|
2262
Contineum Therapeutics
CTNM
$313M
| $1.1M | ﹤0.01% |
67,300
-2,100
| -3% | -$27.5K |
2025 Q2
4 quarters
|
|
2263
Invesco S&P 500 Revenue ETF
RWL
$10.2B
| $1.1M | ﹤0.01% |
+8,600
| New | +$1.07M |
2026 Q2
0 quarters
|
|
2264
NorthWestern Energy
NWE
$4.75B
| $1.1M | ﹤0.01% |
+15,326
| New | +$1.09M |
2026 Q2
0 quarters
|
|
2265
iShares Micro-Cap ETF
IWC
$1.27B
| $1.1M | ﹤0.01% |
+5,484
| New | +$1M |
2026 Q2
0 quarters
|
|
2266
Radiant Logistics
RLGT
$407M
| $1.1M | ﹤0.01% |
115,900
+75,400
| +186% | +$635K |
2026 Q1
1 quarter
|
|
2267
GraniteShares 2x Long NBIS Daily ETF
NBIL
$82.7M
| $1.09M | ﹤0.01% |
+19,100
| New | +$657K |
2026 Q2
0 quarters
|
|
2268
TPG RE Finance Trust
TRTX
$481M
| $1.09M | ﹤0.01% |
130,205
-55,300
| -30% | -$462K |
2018 Q3
31 quarters
|
|
2269
Tradr TSLA Bear Daily ETF
TSLQ
$66.6M
| $1.09M | ﹤0.01% |
65,504
-140,896
| -68% | -$2.88M |
2025 Q4
2 quarters
|
|
2270
Riley Exploration Permian
REPX
$1.13B
| $1.09M | ﹤0.01% |
32,996
-109,104
| -77% | -$3.89M |
2023 Q2
12 quarters
|
|
2271
NLI Holdings
NL
$327M
| $1.09M | ﹤0.01% |
182,714
+20,244
| +12% | +$124K |
2014 Q4
46 quarters
|
|
2272
Ultralife
ULBI
$103M
| $1.09M | ﹤0.01% |
171,790
-26,300
| -13% | -$178K |
2013 Q2
52 quarters
|
|
2273
WisdomTree Japan Hedged Equity Fund
DXJ
$7.86B
| $1.09M | ﹤0.01% |
+18,768
| New | +$1.05M |
2026 Q2
0 quarters
|
|
2274
Usio Inc
USIO
$89.8M
| $1.08M | ﹤0.01% |
437,241
+36,500
| +9% | +$53.9K |
2019 Q1
29 quarters
|
|
2275
Assembly Biosciences
ASMB
$410M
| $1.08M | ﹤0.01% |
39,441
+23,790
| +152% | +$648K |
2017 Q1
37 quarters
|
|
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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.