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 | 15.77% |
| 3 | Consumer Discretionary | 13.88% |
| 4 | Industrials | 9.94% |
| 5 | Financials | 8.79% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
651
NovoCure
NVCR
$1.73B
| $17.9M | 0.03% |
1,387,754
+314,900
| +29% | +$4.04M |
|
652
Park Aerospace
PKE
$737M
| $17.9M | 0.03% |
840,040
-53,652
| -6% | -$1.07M |
|
653
Vishay Precision Group
VPG
$1.22B
| $17.8M | 0.03% |
461,573
-30,100
| -6% | -$1.06M |
|
654
Telefônica Brasil
VIV
$20.6B
| $17.7M | 0.03% |
1,493,100
-189,400
| -11% | -$2.35M |
|
655
Ionis Pharmaceuticals
IONS
$8.6B
| $17.7M | 0.03% |
223,607
-263,107
| -54% | -$19.8M |
|
656
Garrett Motion
GTX
$5.81B
| $17.6M | 0.03% |
1,012,400
-771,000
| -43% | -$12.3M |
|
657
Booz Allen Hamilton
BAH
$8.39B
| $17.6M | 0.03% |
209,094
+100
| +0% | +$8.95K |
|
|
JBTM
658
JBT Marel
JBTM
$7.21B
| $17.6M | 0.03% |
116,700
-60,200
| -34% | -$8.49M |
|
659
Occidental Petroleum
OXY
$56.8B
| $17.6M | 0.03% |
426,900
-1,655,238
| -79% | -$69.1M |
|
660
Delek US
DK
$4.16B
| $17.6M | 0.03% |
591,769
+413,700
| +232% | +$14.8M |
|
661
Titan International
TWI
$466M
| $17.6M | 0.03% |
2,241,487
-361,500
| -14% | -$2.83M |
|
662
Grupo Aeroportuario Centro Norte
OMAB
$5.16B
| $17.5M | 0.03% |
161,200
-17,700
| -10% | -$1.85M |
|
663
AptarGroup
ATR
$8.55B
| $17.5M | 0.03% |
143,600
+28,500
| +25% | +$3.52M |
|
|
WCN
664
Waste Connections
WCN
$42.2B
| $17.5M | 0.03% |
99,661
+61,800
| +163% | +$10.7M |
|
665
BJs Wholesale Club
BJ
$12.5B
| $17.4M | 0.03% |
193,600
-367,154
| -65% | -$33.7M |
|
666
Central Pacific Financial
CPF
$1.02B
| $17.4M | 0.03% |
558,200
-53,200
| -9% | -$1.6M |
|
667
National Presto Industries
NPK
$870M
| $17.4M | 0.03% |
162,800
-20,200
| -11% | -$2.12M |
|
|
DHIL
668
DELISTED
Diamond Hill
DHIL
| $17.3M | 0.03% |
102,246
-10,100
| -9% | -$1.4M |
|
|
FOLD
669
DELISTED
Amicus Therapeutics
FOLD
| $17.3M | 0.03% |
1,211,693
-731,478
| -38% | -$7.19M |
|
670
Graham Corp
GHM
$1.12B
| $17.2M | 0.03% |
268,368
-40,300
| -13% | -$2.43M |
|
671
Village Super Market
VLGEA
$651M
| $17.2M | 0.03% |
485,984
-27,400
| -5% | -$941K |
|
|
SARO
672
StandardAero Inc
SARO
$9.74B
| $17.2M | 0.03% |
598,700
-569,300
| -49% | -$15.5M |
|
673
PagerDuty
PD
$816M
| $17.1M | 0.03% |
1,307,738
-258,500
| -17% | -$3.77M |
|
674
Stellantis
STLA
$21.7B
| $17.1M | 0.03% |
1,541,004
+1,254,823
| +438% | +$13.5M |
|
675
Baytex Energy
BTE
$3.25B
| $17.1M | 0.03% |
5,294,900
-3,907,800
| -42% | -$10.9M |
|
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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 737 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 737 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.