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 | |
|---|---|---|---|---|---|---|---|
151
State Street SPDR S&P 500 ETF Trust
SPY
$825B
| $98.5M | 0.15% |
+144,480
| New | +$97.7M |
2025 Q4
0 quarters
|
|
152
DexCom
DXCM
$31.7B
| $95.9M | 0.15% |
1,444,796
+603,232
| +72% | +$39M |
2023 Q4
8 quarters
|
|
|
AMRZ
153
Amrize Ltd
AMRZ
$19.7B
| $95.9M | 0.15% |
1,772,700
+557,400
| +46% | +$28.4M |
2025 Q3
1 quarter
|
|
154
Cinemark Holdings
CNK
$4.29B
| $95.7M | 0.15% |
4,117,385
-389,064
| -9% | -$10.2M |
2018 Q3
29 quarters
|
|
155
D.R. Horton
DHI
$38B
| $95.6M | 0.15% |
+663,538
| New | +$101M |
2025 Q4
0 quarters
|
|
156
Analog Devices
ADI
$194B
| $94.8M | 0.15% |
349,595
-264,100
| -43% | -$66.4M |
2025 Q3
1 quarter
|
|
157
Ericsson
ERIC
$30.7B
| $94.6M | 0.15% |
9,803,336
-3,345,564
| -25% | -$31.7M |
2018 Q2
30 quarters
|
|
158
Hewlett Packard
HPE
$93.2B
| $93.7M | 0.15% |
+3,899,000
| New | +$91.9M |
2025 Q4
0 quarters
|
|
159
Copa Holdings
CPA
$5.47B
| $93.2M | 0.14% |
772,528
-114,900
| -13% | -$14.1M |
2017 Q1
35 quarters
|
|
160
AutoZone
AZO
$47.2B
| $93.1M | 0.14% |
27,440
+5,040
| +23% | +$19M |
2025 Q2
2 quarters
|
|
161
Hilton Worldwide
HLT
$72.9B
| $92.8M | 0.14% |
323,060
+154,360
| +91% | +$42M |
2022 Q2
14 quarters
|
|
|
162
Alphabet (Google) Class A
GOOGL
$4.24T
| $92.8M | 0.14% |
296,470
-2,310,277
| -89% | -$660M |
2023 Q2
10 quarters
|
|
163
BP
BP
$119B
| $92.5M | 0.14% |
2,663,167
+904,985
| +51% | +$31.7M |
2024 Q3
5 quarters
|
|
164
Republic Services
RSG
$66.6B
| $91.4M | 0.14% |
431,461
+355,100
| +465% | +$76.4M |
2019 Q3
25 quarters
|
|
165
Roper Technologies
ROP
$35.7B
| $91.1M | 0.14% |
204,700
-163,000
| -44% | -$75.5M |
2025 Q2
2 quarters
|
|
166
Cenovus Energy
CVE
$58.4B
| $89.2M | 0.14% |
5,272,694
-224,493
| -4% | -$3.9M |
2019 Q1
27 quarters
|
|
167
KeyCorp
KEY
$21.3B
| $88.4M | 0.14% |
4,281,151
+1,955,000
| +84% | +$36.4M |
2025 Q2
2 quarters
|
|
168
Manhattan Associates
MANH
$11.9B
| $88.3M | 0.14% |
509,560
-32,900
| -6% | -$6.01M |
2018 Q2
30 quarters
|
|
|
CUK
169
DELISTED
Carnival PLC
CUK
| $88.1M | 0.14% |
2,903,970
+425,870
| +17% | +$11M |
2021 Q4
16 quarters
|
|
170
Intuitive Surgical
ISRG
$147B
| $86.6M | 0.13% |
152,830
-41,700
| -21% | -$22.2M |
2025 Q3
1 quarter
|
|
|
FYBR
171
DELISTED
Frontier Communications
FYBR
| $86.4M | 0.13% |
2,268,200
+84,700
| +4% | +$3.2M |
2025 Q1
3 quarters
|
|
172
Insulet
PODD
$9.29B
| $86.2M | 0.13% |
303,283
-87,610
| -22% | -$27.4M |
2024 Q3
5 quarters
|
|
173
Supernus Pharmaceuticals
SUPN
$2.44B
| $86.1M | 0.13% |
1,732,522
-8,100
| -0.5% | -$394K |
2017 Q4
32 quarters
|
|
174
Kimberly-Clark
KMB
$32.4B
| $85.9M | 0.13% |
851,200
+726,400
| +582% | +$79.4M |
2021 Q3
17 quarters
|
|
175
Atour Lifestyle Holdings
ATAT
$4.3B
| $85.9M | 0.13% |
2,178,968
+256,600
| +13% | +$10.1M |
2023 Q3
9 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.