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 |
Costco
COST
|
+$616M |
| 2 |
Netflix
NFLX
|
+$481M |
| 3 |
Micron Technology
MU
|
+$416M |
| 4 |
Tesla
TSLA
|
+$416M |
| 5 |
Procter & Gamble
PG
|
+$322M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$885M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$660M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$463M |
| 4 |
Applovin
APP
|
+$430M |
| 5 |
Meta Platforms (Facebook)
META
|
+$354M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.84% |
| 2 | Healthcare | 15.76% |
| 3 | Consumer Discretionary | 13.86% |
| 4 | Industrials | 9.95% |
| 5 | Financials | 8.79% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
701
Canadian Imperial Bank of Commerce
CM
$99.1B
| $16.3M | 0.03% |
179,728
-106,300
| -37% | -$9.12M |
2024 Q1
7 quarters
|
|
702
Lincoln Electric
LECO
$14.2B
| $16.2M | 0.03% |
67,738
+20,300
| +43% | +$4.81M |
2024 Q2
6 quarters
|
|
|
KEEL
703
Keel Infrastructure Corp
KEEL
$1.88B
| $16.2M | 0.03% |
+6,884,431
| New | +$23.6M |
2025 Q4
0 quarters
|
|
704
MYR Group
MYRG
$4.85B
| $16.2M | 0.03% |
74,000
+11,400
| +18% | +$2.48M |
2025 Q2
2 quarters
|
|
705
UDR
UDR
$11B
| $16.2M | 0.03% |
440,398
-459,638
| -51% | -$16.3M |
2023 Q2
10 quarters
|
|
706
Boston Beer
SAM
$1.75B
| $16.1M | 0.03% |
82,679
-4,400
| -5% | -$907K |
2023 Q3
9 quarters
|
|
|
CSAN
707
DELISTED
Cosan
CSAN
| $16M | 0.02% |
4,062,982
-171,200
| -4% | -$780K |
2021 Q1
19 quarters
|
|
708
UMB Financial
UMBF
$9.9B
| $16M | 0.02% |
139,270
+31,200
| +29% | +$3.53M |
2022 Q2
14 quarters
|
|
709
Magna International
MGA
$17.1B
| $16M | 0.02% |
300,284
-470,200
| -61% | -$23M |
2025 Q2
2 quarters
|
|
710
Mueller Industries
MLI
$13.4B
| $16M | 0.02% |
278,400
-621,600
| -69% | -$33.4M |
2021 Q1
19 quarters
|
|
711
Life Time Group Holdings
LTH
$9.08B
| $15.9M | 0.02% |
599,900
-41,500
| -6% | -$1.08M |
2024 Q3
5 quarters
|
|
712
Everest Group
EG
$14.1B
| $15.9M | 0.02% |
46,980
-88,820
| -65% | -$29.3M |
2024 Q3
5 quarters
|
|
713
State Street SPDR Bloomberg High Yield Bond ETF
JNK
$6.26B
| $15.9M | 0.02% |
163,600
+110,000
| +205% | +$10.7M |
2024 Q1
7 quarters
|
|
|
APLS
714
DELISTED
Apellis Pharmaceuticals
APLS
| $15.9M | 0.02% |
633,058
-89,837
| -12% | -$2.11M |
2025 Q2
2 quarters
|
|
|
SPYM
715
State Street SPDR Portfolio S&P 500 ETF
SPYM
$177B
| $15.9M | 0.02% |
+198,100
| New | +$15.8M |
2025 Q4
0 quarters
|
|
716
Autoliv
ALV
$8.04B
| $15.9M | 0.02% |
133,700
-27,300
| -17% | -$3.26M |
2025 Q2
2 quarters
|
|
717
LiveRamp
RAMP
$2.28B
| $15.8M | 0.02% |
537,699
-130,401
| -20% | -$3.74M |
2021 Q1
19 quarters
|
|
718
National Vision
EYE
$1.32B
| $15.8M | 0.02% |
610,400
+200,800
| +49% | +$5.4M |
2024 Q3
5 quarters
|
|
719
Aptiv
APTV
$9.09B
| $15.6M | 0.02% |
+205,400
| New | +$16.5M |
2025 Q4
0 quarters
|
|
720
Ardmore Shipping
ASC
$788M
| $15.6M | 0.02% |
1,470,357
-33,300
| -2% | -$396K |
2021 Q4
16 quarters
|
|
721
American Homes 4 Rent
AMH
$11.1B
| $15.5M | 0.02% |
484,229
-423,800
| -47% | -$13.6M |
2025 Q2
2 quarters
|
|
722
Option Care Health
OPCH
$4.65B
| $15.4M | 0.02% |
483,826
-680,720
| -58% | -$20M |
2024 Q3
5 quarters
|
|
723
ITT
ITT
$18B
| $15.3M | 0.02% |
+88,400
| New | +$15.8M |
2025 Q4
0 quarters
|
|
724
Adient
ADNT
$1.34B
| $15.3M | 0.02% |
799,200
+71,400
| +10% | +$1.5M |
2025 Q2
2 quarters
|
|
725
TransAlta
TAC
$4.15B
| $15.3M | 0.02% |
1,210,995
+180,995
| +18% | +$2.7M |
2014 Q2
46 quarters
|
|
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Renaissance Technologies's Q4 2025 Portfolio in Review
As of Q4 2025, Renaissance Technologies held 3,923 positions worth $64.5B, down 15% from $75.8B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Renaissance Technologies withdrew a net $10.1B in Q4 2025, closing 736 positions and reducing 1,682 holdings. Its most notable exit was Meta Platforms (Facebook), an estimated $354M position sold in full.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Renaissance Technologies opened a new position in ServiceNow worth $204M.
- Renaissance Technologies's largest Q4 2025 buy was ServiceNow: 1,331,977 shares worth $204M.
- Renaissance Technologies added most to Costco in Q4 2025, an estimated $616M increase.
- Renaissance Technologies's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $885M.
- Renaissance Technologies fully exited Meta Platforms (Facebook) in Q4 2025, selling an estimated $354M.
- Renaissance Technologies's ten largest holdings make up 12% of its $64.5B portfolio in Q4 2025.
- Renaissance Technologies opened 466 new positions and closed 736 in Q4 2025.
- Renaissance Technologies's portfolio value fell 15% quarter-over-quarter to $64.5B.
Based on Renaissance Technologies's 13F filing for Q4 2025, filed 12 Feb 2026.