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 | |
|---|---|---|---|---|---|---|---|
1251
Portillo's
PTLO
$292M
| $5.47M | 0.01% |
1,204,897
+688,800
| +133% | +$3.6M |
2024 Q4
4 quarters
|
|
1252
Clear Channel Outdoor Holdings
CCO
$1.24B
| $5.44M | 0.01% |
2,460,389
-446,815
| -15% | -$829K |
2023 Q4
8 quarters
|
|
|
BLFS
1253
DELISTED
BioLife Solutions
BLFS
| $5.43M | 0.01% |
224,700
+32,500
| +17% | +$850K |
2024 Q2
6 quarters
|
|
1254
QuinStreet
QNST
$900M
| $5.4M | 0.01% |
375,900
+159,200
| +73% | +$2.3M |
2024 Q4
4 quarters
|
|
1255
Transcat
TRNS
$807M
| $5.4M | 0.01% |
95,200
+49,800
| +110% | +$3.1M |
2025 Q1
3 quarters
|
|
|
SEMR
1256
DELISTED
Semrush
SEMR
| $5.39M | 0.01% |
453,000
+270,300
| +148% | +$2.53M |
2024 Q2
6 quarters
|
|
1257
Axcelis
ACLS
$4.16B
| $5.37M | 0.01% |
+66,899
| New | +$5.6M |
2025 Q4
0 quarters
|
|
1258
Vertex
VERX
$2.1B
| $5.37M | 0.01% |
+268,800
| New | +$5.81M |
2025 Q4
0 quarters
|
|
1259
Chemed
CHE
$6.53B
| $5.37M | 0.01% |
12,540
-36,460
| -74% | -$15.9M |
2014 Q1
47 quarters
|
|
1260
Ethan Allen Interiors
ETD
$513M
| $5.35M | 0.01% |
234,201
-11,899
| -5% | -$297K |
2017 Q3
33 quarters
|
|
1261
Cognyte Software
CGNT
$651M
| $5.33M | 0.01% |
566,911
+60,000
| +12% | +$519K |
2022 Q1
15 quarters
|
|
1262
CVB Financial
CVBF
$3.78B
| $5.33M | 0.01% |
286,492
+63,104
| +28% | +$1.21M |
2018 Q4
28 quarters
|
|
1263
Bankwell Financial Group
BWFG
$516M
| $5.32M | 0.01% |
116,155
-2,193
| -2% | -$99K |
2015 Q4
40 quarters
|
|
1264
Evolus
EOLS
$511M
| $5.32M | 0.01% |
799,900
+173,900
| +28% | +$1.18M |
2025 Q1
3 quarters
|
|
1265
Heritage Insurance Holdings
HRTG
$1.04B
| $5.32M | 0.01% |
181,681
-90,649
| -33% | -$2.45M |
2018 Q3
29 quarters
|
|
1266
Insperity
NSP
$1.86B
| $5.31M | 0.01% |
137,100
-124,300
| -48% | -$4.97M |
2025 Q1
3 quarters
|
|
1267
Gaotu Techedu
GOTU
$646M
| $5.29M | 0.01% |
2,280,278
-131,422
| -5% | -$356K |
2021 Q3
17 quarters
|
|
1268
Astec Industries
ASTE
$891M
| $5.29M | 0.01% |
122,045
+33,800
| +38% | +$1.54M |
2024 Q4
4 quarters
|
|
1269
Euroseas
ESEA
$503M
| $5.28M | 0.01% |
96,678
-10,700
| -10% | -$615K |
2013 Q2
50 quarters
|
|
1270
InfuSystem Holdings
INFU
$270M
| $5.27M | 0.01% |
587,509
+11,795
| +2% | +$113K |
2015 Q4
40 quarters
|
|
|
BWAY
1271
Brainsway
BWAY
$474M
| $5.27M | 0.01% |
553,720
-72,600
| -12% | -$599K |
2023 Q1
11 quarters
|
|
1272
SES AI
SES
$290M
| $5.26M | 0.01% |
2,924,642
+2,846,642
| +3,650% | +$6.38M |
2025 Q3
1 quarter
|
|
|
BTC
1273
Grayscale Bitcoin Mini Trust ETF
BTC
$4.36B
| $5.25M | 0.01% |
135,560
+77,100
| +132% | +$3.42M |
2024 Q4
4 quarters
|
|
1274
Tejon Ranch
TRC
$442M
| $5.25M | 0.01% |
332,826
-68,822
| -17% | -$1.1M |
2018 Q3
29 quarters
|
|
1275
Tarsus Pharmaceuticals
TARS
$3.42B
| $5.25M | 0.01% |
64,100
+22,500
| +54% | +$1.68M |
2025 Q3
1 quarter
|
|
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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.