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 | |
|---|---|---|---|---|---|---|---|
251
Albemarle
ALB
$12B
| $57.9M | 0.09% |
409,345
+221,137
| +117% | +$25.1M |
2024 Q3
5 quarters
|
|
252
IAMGOLD
IAG
$10.5B
| $57.9M | 0.09% |
3,510,819
-3,123,585
| -47% | -$44M |
2013 Q2
50 quarters
|
|
253
Liberty Global Class A
LBTYA
$3.05B
| $57.3M | 0.09% |
5,147,310
-584,844
| -10% | -$6.47M |
2018 Q3
29 quarters
|
|
254
Klaviyo
KVYO
$5B
| $57.3M | 0.09% |
1,763,744
+80,400
| +5% | +$2.25M |
2023 Q4
8 quarters
|
|
255
ConocoPhillips
COP
$161B
| $56.8M | 0.09% |
606,894
+35,700
| +6% | +$3.23M |
2024 Q1
7 quarters
|
|
256
Masco
MAS
$13.7B
| $56.6M | 0.09% |
892,000
+571,500
| +178% | +$37.1M |
2023 Q3
9 quarters
|
|
257
Markel Group
MKL
$21.9B
| $56M | 0.09% |
26,031
+4,250
| +20% | +$8.61M |
2021 Q4
16 quarters
|
|
|
TPC
258
Tutor Perini Cor
TPC
$4.43B
| $55.9M | 0.09% |
834,080
-104,000
| -11% | -$6.82M |
2020 Q2
22 quarters
|
|
259
Teladoc Health
TDOC
$1.01B
| $55.8M | 0.09% |
7,978,142
-198,700
| -2% | -$1.56M |
2021 Q4
16 quarters
|
|
260
Mercado Libre
MELI
$94.1B
| $55.4M | 0.09% |
27,528
-32,820
| -54% | -$68.9M |
2025 Q1
3 quarters
|
|
261
Duolingo
DUOL
$7.08B
| $55.4M | 0.09% |
315,554
-225,946
| -42% | -$53.2M |
2022 Q3
13 quarters
|
|
262
Colliers International
CIGI
$4.42B
| $55.4M | 0.09% |
376,700
-86,600
| -19% | -$13M |
2013 Q2
50 quarters
|
|
263
Capital One
COF
$122B
| $55.3M | 0.09% |
+228,304
| New | +$50.8M |
2025 Q4
0 quarters
|
|
264
Rubrik
RBRK
$25.1B
| $55.3M | 0.09% |
723,389
-84,311
| -10% | -$6.47M |
2024 Q4
4 quarters
|
|
265
Viking Holdings
VIK
$36.5B
| $55.2M | 0.09% |
772,604
-703,501
| -48% | -$44.9M |
2024 Q2
6 quarters
|
|
266
Builders FirstSource
BLDR
$5.79B
| $55M | 0.09% |
+534,741
| New | +$60.1M |
2025 Q4
0 quarters
|
|
|
B
267
Barrick Mining
B
$65.8B
| $54.7M | 0.08% |
+1,256,778
| New | +$47.1M |
2025 Q4
0 quarters
|
|
268
Riot Platforms
RIOT
$6.32B
| $54.3M | 0.08% |
4,289,149
+1,489,400
| +53% | +$25.5M |
2025 Q2
2 quarters
|
|
269
Commerce Bancshares
CBSH
$7.83B
| $54.3M | 0.08% |
1,037,726
-10,369
| -1% | -$542K |
2022 Q3
13 quarters
|
|
270
Linde
LIN
$222B
| $54.3M | 0.08% |
+127,300
| New | +$54.5M |
2025 Q4
0 quarters
|
|
271
GoDaddy
GDDY
$13.1B
| $54M | 0.08% |
435,500
-325,400
| -43% | -$42.1M |
2023 Q4
8 quarters
|
|
272
Symbotic
SYM
$5.46B
| $53.9M | 0.08% |
905,700
+177,800
| +24% | +$11.7M |
2025 Q2
2 quarters
|
|
273
Marqeta
MQ
$1.82B
| $53.9M | 0.08% |
2,835,589
-546,683
| -16% | -$10.5M |
2022 Q1
15 quarters
|
|
274
James Hardie Industries
JHX
$14.6B
| $53.6M | 0.08% |
+2,585,089
| New | +$51.8M |
2025 Q4
0 quarters
|
|
275
Pilgrim's Pride
PPC
$6.79B
| $53.4M | 0.08% |
1,370,724
-54,989
| -4% | -$2.11M |
2019 Q2
26 quarters
|
|
Similar funds
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.