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 | |
|---|---|---|---|---|---|---|
1151
Heritage Financial
HFWA
$1.22B
| $6.57M | 0.01% |
277,953
-7,877
| -3% | -$185K |
|
1152
Stewart Information Services
STC
$2.06B
| $6.54M | 0.01% |
93,087
-27,113
| -23% | -$1.95M |
|
1153
Cullinan Oncology
CGEM
$1.01B
| $6.54M | 0.01% |
631,706
+102,298
| +19% | +$923K |
|
1154
Q2 Holdings
QTWO
$3.8B
| $6.54M | 0.01% |
90,600
+43,300
| +92% | +$2.97M |
|
|
OPTU
1155
Optimum Communications Inc
OPTU
$298M
| $6.53M | 0.01% |
3,960,000
-1,035,400
| -21% | -$2.11M |
|
1156
World Acceptance Corp
WRLD
$838M
| $6.53M | 0.01% |
46,500
-3,225
| -6% | -$485K |
|
1157
Gates Industrial Corporation Ltd.
GTES
$7.08B
| $6.52M | 0.01% |
+303,700
| New | +$7.01M |
|
1158
Middlesex Water
MSEX
$1.08B
| $6.51M | 0.01% |
129,213
-85,800
| -40% | -$4.61M |
|
1159
eGain
EGAN
$187M
| $6.49M | 0.01% |
630,819
+27,300
| +5% | +$326K |
|
1160
Fastly Inc
FSLY
$3.55B
| $6.49M | 0.01% |
637,454
+268,213
| +73% | +$2.64M |
|
1161
Bit Digital
BTBT
$463M
| $6.48M | 0.01% |
+3,426,477
| New | +$9.91M |
|
1162
iShares California Muni Bond ETF
CMF
$4.58B
| $6.47M | 0.01% |
112,600
-195,300
| -63% | -$11.2M |
|
1163
OppFi
OPFI
$800M
| $6.45M | 0.01% |
616,208
-37,607
| -6% | -$381K |
|
1164
First Financial Corp
THFF
$958M
| $6.45M | 0.01% |
106,673
-8,300
| -7% | -$478K |
|
1165
Cadre Holdings
CDRE
$1.32B
| $6.44M | 0.01% |
157,800
-31,900
| -17% | -$1.33M |
|
1166
Marcus Corp
MCS
$897M
| $6.44M | 0.01% |
415,089
-4,400
| -1% | -$65.4K |
|
1167
Gen Digital
GEN
$16.4B
| $6.43M | 0.01% |
236,438
-800,900
| -77% | -$21.6M |
|
1168
Westwood Holdings Group
WHG
$182M
| $6.43M | 0.01% |
373,458
-15,200
| -4% | -$255K |
|
1169
Genius Sports
GENI
$1.85B
| $6.42M | 0.01% |
583,000
-1,057,700
| -64% | -$11.5M |
|
1170
Bank First Corp
BFC
$1.69B
| $6.39M | 0.01% |
52,455
-22,045
| -30% | -$2.81M |
|
|
CVSA
1171
Covista Inc
CVSA
$4.25B
| $6.38M | 0.01% |
61,700
-52,200
| -46% | -$5.98M |
|
1172
Bel Fuse Inc Class A
BELFA
$3.17B
| $6.38M | 0.01% |
42,053
-700
| -2% | -$93.9K |
|
1173
iShares MSCI Hong Kong ETF
EWH
$1.23B
| $6.35M | 0.01% |
298,600
-97,100
| -25% | -$2.11M |
|
1174
Helix Energy Solutions
HLX
$1.4B
| $6.31M | 0.01% |
1,005,939
+753,712
| +299% | +$5.01M |
|
1175
Mueller Water Products
MWA
$3.95B
| $6.28M | 0.01% |
263,600
+250,100
| +1,853% | +$6.2M |
|
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 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.