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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 | |
|---|---|---|---|---|---|---|---|
526
10x Genomics
TXG
$9.11B
| $30.8M | 0.04% |
802,039
-206,700
| -20% | -$5.42M |
2024 Q4
6 quarters
|
|
527
Monster Beverage
MNST
$91.7B
| $30.5M | 0.04% |
633,600
-1,449,200
| -70% | -$60.9M |
2025 Q1
5 quarters
|
|
528
Jones Lang LaSalle
JLL
$13.9B
| $30.4M | 0.04% |
98,009
+38,160
| +64% | +$11.9M |
2024 Q4
6 quarters
|
|
529
CSX Corp
CSX
$88.7B
| $30.2M | 0.04% |
634,800
+131,200
| +26% | +$5.92M |
2026 Q1
1 quarter
|
|
530
DraftKings
DKNG
$9.8B
| $30.2M | 0.04% |
1,194,115
+377,300
| +46% | +$9.31M |
2026 Q1
1 quarter
|
|
531
Tradeweb Markets
TW
$24.2B
| $30.1M | 0.04% |
302,118
-106,700
| -26% | -$11.6M |
2021 Q3
19 quarters
|
|
532
AppFolio
APPF
$7.51B
| $29.8M | 0.04% |
185,840
-41,440
| -18% | -$6.62M |
2022 Q1
17 quarters
|
|
533
AB InBev
BUD
$163B
| $29.7M | 0.04% |
360,674
-450,200
| -56% | -$35.4M |
2021 Q4
18 quarters
|
|
534
Dick's Sporting Goods
DKS
$14.2B
| $29.7M | 0.04% |
130,839
+62,900
| +93% | +$13.9M |
2026 Q1
1 quarter
|
|
535
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.6B
| $29.7M | 0.04% |
357,200
-142,800
| -29% | -$11.9M |
2025 Q2
4 quarters
|
|
536
NovoCure
NVCR
$1.73B
| $29.6M | 0.04% |
1,951,911
+400,357
| +26% | +$6.06M |
2023 Q4
10 quarters
|
|
537
Alcoa
AA
$11B
| $29.5M | 0.04% |
565,696
-33,000
| -6% | -$2.21M |
2026 Q1
1 quarter
|
|
538
DELISTED
AvalonBay Communities
AVB
| $29.5M | 0.04% |
156,214
+28,400
| +22% | +$5.13M |
2026 Q1
1 quarter
|
|
539
Par Pacific Holdings
PARR
$4.16B
| $29.4M | 0.04% |
523,964
+10,185
| +2% | +$606K |
2017 Q3
35 quarters
|
|
540
Park Aerospace
PKE
$569M
| $29.3M | 0.04% |
766,708
-92,389
| -11% | -$3.07M |
2013 Q2
52 quarters
|
|
541
iShares TIPS Bond ETF
TIP
$14.4B
| $29.2M | 0.04% |
266,800
+109,296
| +69% | +$12.1M |
2026 Q1
1 quarter
|
|
542
ACM Research
ACMR
$3.91B
| $29.2M | 0.04% |
229,800
+107,200
| +87% | +$7.58M |
2025 Q2
4 quarters
|
|
543
Lennar Class A
LEN
$18B
| $29.2M | 0.04% |
322,139
-55,100
| -15% | -$4.93M |
2025 Q4
2 quarters
|
|
544
Baytex Energy
BTE
$3.78B
| $29.1M | 0.04% |
7,281,900
+1,810,100
| +33% | +$8.36M |
2023 Q1
13 quarters
|
|
545
Denison Mines
DNN
$2.05B
| $29.1M | 0.04% |
9,498,513
+42,800
| +0.5% | +$149K |
2024 Q4
6 quarters
|
|
546
BeOne Medicines Ltd
ONC
$41.9B
| $29.1M | 0.04% |
101,980
+36,524
| +56% | +$10.8M |
2026 Q1
1 quarter
|
|
547
VF Corp
VFC
$6.74B
| $28.9M | 0.04% |
1,734,900
+735,700
| +74% | +$13.2M |
2026 Q1
1 quarter
|
|
548
Frontline
FRO
$11.3B
| $28.9M | 0.04% |
831,538
-96,300
| -10% | -$3.54M |
2021 Q4
18 quarters
|
|
549
Legend Biotech
LEGN
$3.63B
| $28.9M | 0.04% |
1,000,200
+478,400
| +92% | +$12.9M |
2024 Q3
7 quarters
|
|
550
Kimco Realty
KIM
$15.2B
| $28.8M | 0.04% |
1,135,536
-99,900
| -8% | -$2.4M |
2025 Q4
2 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.