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 |
Alphabet (Google) Class A
GOOGL
|
+$546M |
| 2 |
Microsoft
MSFT
|
+$480M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$362M |
| 4 |
Meta Platforms (Facebook)
META
|
+$350M |
| 5 |
Coca-Cola
KO
|
+$266M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Robinhood
HOOD
|
+$1.04B |
| 2 |
Palantir
PLTR
|
+$800M |
| 3 |
Apple
AAPL
|
+$516M |
| 4 |
Netflix
NFLX
|
+$326M |
| 5 |
NVIDIA
NVDA
|
+$313M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.71% |
| 2 | Healthcare | 15.16% |
| 3 | Consumer Discretionary | 11.81% |
| 4 | Communication Services | 10.53% |
| 5 | Financials | 9.27% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1876
Tucows
TCX
$157M
| $2.72M | ﹤0.01% |
146,351
-2,000
| -1% | -$38.8K |
|
1877
Companhia Siderúrgica Nacional
SID
$1.3B
| $2.71M | ﹤0.01% |
1,806,700
+339,600
| +23% | +$490K |
|
1878
Fuel Tech
FTEK
$45.3M
| $2.7M | ﹤0.01% |
898,906
+46,500
| +5% | +$135K |
|
1879
Bowman Consulting
BWMN
$472M
| $2.69M | ﹤0.01% |
63,600
+29,900
| +89% | +$1.12M |
|
1880
Invesco Galaxy Bitcoin ETF
BTCO
$435M
| $2.69M | ﹤0.01% |
23,600
-4,200
| -15% | -$480K |
|
1881
Vanguard Morningstar Mega Cap ETF
MGC
$10.3B
| $2.68M | ﹤0.01% |
11,000
+8,800
| +400% | +$2.06M |
|
1882
Radcom
RDCM
$168M
| $2.68M | ﹤0.01% |
185,222
+9,489
| +5% | +$129K |
|
1883
Trevi Therapeutics
TRVI
$2.66B
| $2.68M | ﹤0.01% |
293,300
-196,000
| -40% | -$1.47M |
|
|
FPI
1884
Farmland Partners
FPI
$431M
| $2.68M | ﹤0.01% |
246,000
-215,000
| -47% | -$2.35M |
|
1885
Alcoa
AA
$12.6B
| $2.67M | ﹤0.01% |
81,296
-1,562,700
| -95% | -$48.6M |
|
|
SNT
1886
Senstar Technologies
SNT
$46.2M
| $2.67M | ﹤0.01% |
535,169
-100
| -0% | -$448 |
|
|
MCW
1887
DELISTED
Mister Car Wash
MCW
| $2.67M | ﹤0.01% |
500,600
+169,500
| +51% | +$999K |
|
1888
Ponce Financial Group
PDLB
$495M
| $2.66M | ﹤0.01% |
180,835
+35,300
| +24% | +$511K |
|
|
CHCT
1889
Community Healthcare Trust
CHCT
$441M
| $2.65M | ﹤0.01% |
173,500
-14,800
| -8% | -$232K |
|
|
ABX
1890
Abacus Global Management
ABX
$1.04B
| $2.65M | ﹤0.01% |
461,900
+134,800
| +41% | +$801K |
|
1891
Cabot Corp
CBT
$4.36B
| $2.65M | ﹤0.01% |
+34,800
| New | +$2.71M |
|
1892
Stellantis
STLA
$21.2B
| $2.64M | ﹤0.01% |
286,181
-862,691
| -75% | -$8.25M |
|
1893
RLJ Lodging Trust
RLJ
$1.89B
| $2.64M | ﹤0.01% |
366,832
+24,600
| +7% | +$185K |
|
|
EFXT
1894
Enerflex
EFXT
$2.68B
| $2.64M | ﹤0.01% |
244,800
-1,500
| -0.6% | -$13.9K |
|
1895
Air T
AIRT
$86.1M
| $2.64M | ﹤0.01% |
111,211
-400
| -0.4% | -$9.19K |
|
1896
Fidelity Enhanced Large Cap Core ETF
FELC
$8.25B
| $2.63M | ﹤0.01% |
70,700
+7,600
| +12% | +$271K |
|
1897
Lifestance Health
LFST
$3.96B
| $2.62M | ﹤0.01% |
477,200
-874,900
| -65% | -$4.29M |
|
1898
Clean Harbors
CLH
$16.3B
| $2.62M | ﹤0.01% |
+11,302
| New | +$2.68M |
|
1899
Evolent Health
EVH
$346M
| $2.62M | ﹤0.01% |
+310,099
| New | +$3.01M |
|
1900
Ovid Therapeutics
OVID
$489M
| $2.62M | ﹤0.01% |
2,018,024
-77,285
| -4% | -$67K |
|
Similar funds
Renaissance Technologies's Q3 2025 Portfolio in Review
As of Q3 2025, Renaissance Technologies held 4,038 positions worth $75.8B, up 0.77% from $75.2B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Renaissance Technologies withdrew a net $5.41B in Q3 2025, closing 581 positions and reducing 1,457 holdings. Its most notable exit was GE Aerospace, an estimated $235M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Renaissance Technologies opened a new position in Alphabet (Google) Class C worth $419M.
- Renaissance Technologies's largest Q3 2025 buy was Alphabet (Google) Class C: 1,720,002 shares worth $419M.
- Renaissance Technologies added most to Alphabet (Google) Class A in Q3 2025, an estimated $546M increase.
- Renaissance Technologies's biggest Q3 2025 reduction was Robinhood, cutting an estimated $1.04B.
- Renaissance Technologies fully exited GE Aerospace in Q3 2025, selling an estimated $235M.
- Renaissance Technologies's ten largest holdings make up 11% of its $75.8B portfolio in Q3 2025.
- Renaissance Technologies opened 516 new positions and closed 581 in Q3 2025.
- Renaissance Technologies's portfolio value rose 0.77% quarter-over-quarter to $75.8B.
Based on Renaissance Technologies's 13F filing for Q3 2025, filed 13 Nov 2025.