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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
+887.93%
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 | |
|---|---|---|---|---|---|---|---|
2451
Sensus Healthcare
SRTS
$47.1M
| $732K | ﹤0.01% |
242,334
-9,900
| -4% | -$34.7K |
2020 Q2
24 quarters
|
|
2452
Octave Specialty Group
OSG
$213M
| $731K | ﹤0.01% |
117,200
-110,526
| -49% | -$576K |
2022 Q3
15 quarters
|
|
2453
Northpointe Bancshares
NPB
$523M
| $731K | ﹤0.01% |
+38,100
| New | +$680K |
2026 Q2
0 quarters
|
|
2454
Mastech Digital
MHH
$76.9M
| $727K | ﹤0.01% |
94,027
-8,400
| -8% | -$57.1K |
2015 Q1
45 quarters
|
|
2455
Shenandoah Telecom
SHEN
$540M
| $724K | ﹤0.01% |
48,000
-15,800
| -25% | -$249K |
2013 Q2
52 quarters
|
|
2456
Chain Bridge Bancorp
CBNA
$328M
| $723K | ﹤0.01% |
17,200
+2,000
| +13% | +$73.6K |
2025 Q3
3 quarters
|
|
2457
Youdao
DAO
$2.23B
| $721K | ﹤0.01% |
58,600
-4,900
| -8% | -$55.2K |
2022 Q2
16 quarters
|
|
2458
Broadwind
BWEN
$77.8M
| $721K | ﹤0.01% |
149,186
-44,672
| -23% | -$148K |
2022 Q3
15 quarters
|
|
2459
CI&T Inc
CINT
$402M
| $720K | ﹤0.01% |
215,500
+150,100
| +230% | +$604K |
2023 Q3
11 quarters
|
|
2460
SI-BONE Inc
SIBN
$933M
| $720K | ﹤0.01% |
44,100
-428,519
| -91% | -$6.12M |
2024 Q4
6 quarters
|
|
2461
Hanover Bancorp
HNVR
$166M
| $718K | ﹤0.01% |
+30,800
| New | +$708K |
2026 Q2
0 quarters
|
|
2462
Tradr 2X Long CRDO Daily ETF
CRDU
$47.7M
| $712K | ﹤0.01% |
+29,976
| New | +$448K |
2026 Q2
0 quarters
|
|
2463
LeonaBio Inc
LONA
$53.4M
| $712K | ﹤0.01% |
77,424
+13,202
| +21% | +$123K |
2022 Q3
15 quarters
|
|
2464
abrdn Physical Silver Shares ETF
SIVR
$3.91B
| $708K | ﹤0.01% |
+12,600
| New | +$878K |
2026 Q2
0 quarters
|
|
2465
Sono-Tek
SOTK
$81.6M
| $704K | ﹤0.01% |
115,000
+25,900
| +29% | +$126K |
2023 Q4
10 quarters
|
|
2466
Universal Corp
UVV
$952M
| $703K | ﹤0.01% |
13,479
-66,592
| -83% | -$3.55M |
2026 Q1
1 quarter
|
|
2467
DELISTED
National Storage Affiliates Trust
NSA
| $703K | ﹤0.01% |
+15,800
| New | +$677K |
2026 Q2
0 quarters
|
|
2468
Superior Group of Companies
SGC
$201M
| $699K | ﹤0.01% |
53,300
+6,600
| +14% | +$79.2K |
2022 Q4
14 quarters
|
|
2469
Agenus
AGEN
$289M
| $699K | ﹤0.01% |
228,346
-57,300
| -20% | -$205K |
2025 Q3
3 quarters
|
|
2470
Comtech Telecommunications
CMTL
$37.5M
| $698K | ﹤0.01% |
332,500
+96,851
| +41% | +$372K |
2024 Q4
6 quarters
|
|
2471
Cingulate
CING
$67.8M
| $697K | ﹤0.01% |
127,500
+95,612
| +300% | +$482K |
2026 Q1
1 quarter
|
|
2472
Virginia National Bankshares
VABK
$265M
| $697K | ﹤0.01% |
15,700
+200
| +1% | +$8.5K |
2023 Q4
10 quarters
|
|
2473
Ingram Micro Holding
INGM
$6.36B
| $697K | ﹤0.01% |
+25,400
| New | +$713K |
2026 Q2
0 quarters
|
|
2474
Globus Maritime Ltd
GLBS
$67.3M
| $696K | ﹤0.01% |
232,800
+89,700
| +63% | +$201K |
2025 Q4
2 quarters
|
|
2475
Health Catalyst
HCAT
$131M
| $695K | ﹤0.01% |
349,266
+132,197
| +61% | +$191K |
2026 Q1
1 quarter
|
|
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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.