Renaissance Technologies Portfolio holdings
Renaissance Technologies LLC, founded in 1982 by mathematician James Simons as Monemetrics and headquartered in East Setauket, New York, is a legendary quantitative hedge fund managing around $65 billion in assets as of late 2024, renowned for its pioneering use of mathematical models and algorithms in trading. Starting with currency trading and evolving into a secretive powerhouse under its flagship Medallion Fund—launched in 1988—the firm employs PhDs, physicists, and computer scientists to analyze vast datasets, executing high-frequency trades across equities, futures, and derivatives with returns averaging over 66% annually before fees from 1988 to 2018. Simons, who stepped down as chairman in 2021, built a culture of intellectual rigor, limiting Medallion to employees and insiders since 1993 while offering institutional funds like the Renaissance Institutional Equities Fund (RIEF) to outsiders. Now led by Peter Brown and Robert Mercer’s successors, Renaissance remains a benchmark for quant investing, blending academic precision with a low-profile, extraordinarily profitable legacy despite occasional regulatory scrutiny.
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 | 14.83% |
| 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 | |
|---|---|---|---|---|---|---|
601
Erasca
ERAS
$5.69B
| $25.1M | 0.03% |
1,368,918
-29,951
| -2% | -$428K |
|
602
SEI Investments
SEIC
$13B
| $25M | 0.03% |
284,726
-115,100
| -29% | -$10M |
|
603
Conagra Brands
CAG
$7.33B
| $24.9M | 0.03% |
+1,852,381
| New | +$25.9M |
|
604
A.O. Smith
AOS
$7.99B
| $24.9M | 0.03% |
397,499
-346,901
| -47% | -$21M |
|
605
Omnicell
OMCL
$1.55B
| $24.8M | 0.03% |
596,243
+113,200
| +23% | +$4.56M |
|
606
Reliance Steel & Aluminium
RS
$20.3B
| $24.8M | 0.03% |
+66,252
| New | +$24.2M |
|
|
SFIX
607
Stitch Fix
SFIX
$396M
| $24.7M | 0.03% |
6,003,658
+357,800
| +6% | +$1.3M |
|
608
Madrigal Pharmaceuticals
MDGL
$12.3B
| $24.7M | 0.03% |
45,942
-25,928
| -36% | -$13.3M |
|
609
Adtran
ADTN
$618M
| $24.7M | 0.03% |
1,773,740
+1,570,841
| +774% | +$24.5M |
|
610
Primerica
PRI
$8.94B
| $24.7M | 0.03% |
86,740
+33,920
| +64% | +$9.28M |
|
611
AT&T
T
$175B
| $24.6M | 0.03% |
+1,190,746
| New | +$29.6M |
|
612
UDR
UDR
$11.6B
| $24.6M | 0.03% |
616,298
-636,800
| -51% | -$23.6M |
|
613
FLEX LNG
FLNG
$1.68B
| $24.6M | 0.03% |
875,404
-295,391
| -25% | -$9.13M |
|
614
Clean Harbors
CLH
$16.7B
| $24.6M | 0.03% |
+82,202
| New | +$24.3M |
|
615
STMicroelectronics
STM
$46.4B
| $24.5M | 0.03% |
+332,974
| New | +$20M |
|
616
Steris
STE
$21.3B
| $24.4M | 0.03% |
+115,913
| New | +$24.9M |
|
617
Applied Industrial Technologies
AIT
$12B
| $24.4M | 0.03% |
+72,110
| New | +$22.1M |
|
618
Duolingo
DUOL
$6.85B
| $24.3M | 0.03% |
211,526
-392,280
| -65% | -$42.9M |
|
619
EnerSys
ENS
$6.51B
| $24.3M | 0.03% |
103,800
+44,400
| +75% | +$9.64M |
|
620
LegalZoom.com
LZ
$1.03B
| $24.2M | 0.03% |
3,945,493
-68,200
| -2% | -$418K |
|
621
Sumitomo Mitsui Financial
SMFG
$170B
| $24.1M | 0.03% |
1,023,572
-725,700
| -41% | -$16.1M |
|
622
Sunrun
RUN
$2.22B
| $24.1M | 0.03% |
1,800,045
-265,200
| -13% | -$3.58M |
|
623
Wolfspeed
WOLF
$1.5B
| $24.1M | 0.03% |
+498,900
| New | +$21.7M |
|
624
Automatic Data Processing
ADP
$106B
| $24M | 0.03% |
106,960
-539,860
| -83% | -$115M |
|
625
Planet Labs
PL
$6.48B
| $23.9M | 0.03% |
721,980
-299,200
| -29% | -$11.1M |
|
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Renaissance Technologies's Q2 2026 Portfolio in Review
As of Q2 2026, Renaissance Technologies 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.
Renaissance Technologies'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.
- Renaissance Technologies's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Renaissance Technologies added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Renaissance Technologies's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Renaissance Technologies fully exited Applovin in Q2 2026, selling an estimated $174M.
- Renaissance Technologies's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Renaissance Technologies opened 548 new positions and closed 621 in Q2 2026.
- Renaissance Technologies'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.