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 | 15.15% |
| 3 | Consumer Discretionary | 11.78% |
| 4 | Communication Services | 10.55% |
| 5 | Financials | 9.27% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
3026
Southland Holdings
SLND
$42.6M
| $280K | ﹤0.01% |
65,250
+41,250
| +172% | +$179K |
2025 Q2
1 quarter
|
|
3027
Alpha Tau Medical
DRTS
$1.33B
| $279K | ﹤0.01% |
61,900
+32,500
| +111% | +$111K |
2025 Q2
1 quarter
|
|
3028
Bally's
BALY
$704M
| $279K | ﹤0.01% |
+25,137
| New | +$253K |
2025 Q3
0 quarters
|
|
3029
PDS Biotechnology
PDSB
$100M
| $279K | ﹤0.01% |
275,861
+170,174
| +161% | +$200K |
2025 Q2
1 quarter
|
|
3030
News Corp Class B
NWS
$17.2B
| $279K | ﹤0.01% |
8,063
-223,430
| -97% | -$7.54M |
2016 Q2
37 quarters
|
|
3031
Highway Holdings
HIHO
$3.98M
| $278K | ﹤0.01% |
169,315
-600
| -0.4% | -$993 |
2013 Q2
49 quarters
|
|
3032
SiriusPoint
SPNT
$2.9B
| $277K | ﹤0.01% |
15,300
-110,800
| -88% | -$2.07M |
2016 Q3
36 quarters
|
|
3033
Compass Therapeutics
CMPX
$179M
| $277K | ﹤0.01% |
79,000
-145,600
| -65% | -$460K |
2023 Q3
8 quarters
|
|
|
OMDA
3034
Omada Health Inc
OMDA
$1.32B
| $276K | ﹤0.01% |
+12,500
| New | +$256K |
2025 Q3
0 quarters
|
|
|
BOLD
3035
Boundless Bio
BOLD
$58.5M
| $275K | ﹤0.01% |
223,562
+102,562
| +85% | +$118K |
2025 Q1
2 quarters
|
|
3036
Orange County Bancorp
OBT
$495M
| $275K | ﹤0.01% |
10,900
-10,000
| -48% | -$261K |
2024 Q3
4 quarters
|
|
|
BNR
3037
Burning Rock Biotech
BNR
$163M
| $274K | ﹤0.01% |
31,717
| – | – |
2021 Q3
16 quarters
|
|
3038
Codere Online
CDRO
$433M
| $274K | ﹤0.01% |
39,700
+27,800
| +234% | +$224K |
2025 Q2
1 quarter
|
|
3039
U.S. Small Cap Portfolio ETF Class Shares
DFAS
$15B
| $274K | ﹤0.01% |
4,000
-16,400
| -80% | -$1.09M |
2024 Q4
3 quarters
|
|
3040
Broadcom
AVGO
$1.73T
| $272K | ﹤0.01% |
827
+63
| +8% | +$19.3K |
2024 Q4
3 quarters
|
|
3041
Educational Development Corp
EDUC
$11.1M
| $272K | ﹤0.01% |
204,545
-1,400
| -0.7% | -$1.75K |
2018 Q1
30 quarters
|
|
3042
Atara Biotherapeutics
ATRA
$95.2M
| $271K | ﹤0.01% |
18,936
+2,000
| +12% | +$23K |
2022 Q1
14 quarters
|
|
3043
Amylyx Pharmaceuticals
AMLX
$3.53B
| $270K | ﹤0.01% |
19,900
-376,300
| -95% | -$3.54M |
2023 Q3
8 quarters
|
|
3044
Vince Holding Corp
VNCE
$144M
| $270K | ﹤0.01% |
80,850
-10,400
| -11% | -$19.3K |
2017 Q1
34 quarters
|
|
3045
Luxfer Holdings
LXFR
$465M
| $270K | ﹤0.01% |
19,400
+3,200
| +20% | +$41.1K |
2025 Q1
2 quarters
|
|
|
PWCM
3046
PowerCompute Inc
PWCM
$1.55M
| $268K | ﹤0.01% |
+9,408
| New | +$454K |
2025 Q3
0 quarters
|
|
3047
Invesco S&P 500 Equal Weight Technology ETF
RSPT
$6.28B
| $267K | ﹤0.01% |
+6,000
| New | +$252K |
2025 Q3
0 quarters
|
|
|
LITB
3048
LightInTheBox
LITB
$59M
| $267K | ﹤0.01% |
127,333
-200
| -0.2% | -$297 |
2014 Q4
43 quarters
|
|
3049
Atomera
ATOM
$162M
| $267K | ﹤0.01% |
+60,300
| New | +$248K |
2025 Q3
0 quarters
|
|
3050
CPI Aerostructures
CVU
$68.1M
| $266K | ﹤0.01% |
105,646
-12,254
| -10% | -$36.2K |
2022 Q4
11 quarters
|
|
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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 515 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.