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 | |
|---|---|---|---|---|---|---|
|
PSIX
1076
Power Solutions International
PSIX
$663M
| $10.5M | 0.01% |
106,498
+50,102
| +89% | +$4.44M |
|
|
DRD
1077
DRDGold
DRD
$1.81B
| $10.5M | 0.01% |
378,913
-117,600
| -24% | -$2.1M |
|
1078
Quanex
NX
$883M
| $10.4M | 0.01% |
733,891
-126,916
| -15% | -$2.37M |
|
1079
Generac Holdings
GNRC
$11.9B
| $10.4M | 0.01% |
+62,300
| New | +$10.9M |
|
1080
AngioDynamics
ANGO
$627M
| $10.4M | 0.01% |
933,383
-129,346
| -12% | -$1.25M |
|
1081
Ooma
OOMA
$590M
| $10.4M | 0.01% |
868,803
-46,000
| -5% | -$563K |
|
1082
Novavax
NVAX
$1.22B
| $10.4M | 0.01% |
1,196,750
+529,103
| +79% | +$4.12M |
|
1083
Worthington Enterprises
WOR
$2.78B
| $10.3M | 0.01% |
186,200
+51,500
| +38% | +$3.25M |
|
1084
TriMas Corp
TRS
$1.45B
| $10.3M | 0.01% |
265,900
+170,300
| +178% | +$6.05M |
|
1085
SPX Corp
SPXC
$10.7B
| $10.2M | 0.01% |
+54,800
| New | +$10.1M |
|
1086
O-I Glass
OI
$1.14B
| $10.2M | 0.01% |
786,000
-92,800
| -11% | -$1.27M |
|
1087
LivaNova
LIVN
$4.53B
| $10.2M | 0.01% |
194,594
+4,900
| +3% | +$247K |
|
1088
TriNet
TNET
$3.24B
| $10.2M | 0.01% |
151,800
+50,900
| +50% | +$3.46M |
|
1089
DXP Enterprises
DXPE
$2.53B
| $10.1M | 0.01% |
85,109
+8,809
| +12% | +$985K |
|
1090
NVE Corp
NVEC
$595M
| $10.1M | 0.01% |
154,400
+2,500
| +2% | +$169K |
|
1091
Simply Good Foods
SMPL
$1B
| $10.1M | 0.01% |
405,800
+271,300
| +202% | +$8.01M |
|
|
EFOR
1092
Everforth Inc
EFOR
$1.22B
| $10.1M | 0.01% |
212,494
+40,300
| +23% | +$2.06M |
|
|
CDTX
1093
DELISTED
Cidara Therapeutics
CDTX
| $9.98M | 0.01% |
104,260
-52,517
| -33% | -$3.35M |
|
1094
ICF International
ICFI
$1.52B
| $9.98M | 0.01% |
107,500
+6,100
| +6% | +$565K |
|
1095
Invesco National AMT-Free Municipal Bond ETF
PZA
$4.23B
| $9.96M | 0.01% |
431,230
+50,930
| +13% | +$1.14M |
|
1096
First Trust Smith Unconstrained Bond ETF
UCON
$3.27B
| $9.95M | 0.01% |
395,200
-178,033
| -31% | -$4.45M |
|
1097
Exponent
EXPO
$3.31B
| $9.92M | 0.01% |
142,800
-130,300
| -48% | -$9.31M |
|
1098
iShares Core Universal USD Bond ETF
IUSB
$43B
| $9.89M | 0.01% |
211,800
+50,900
| +32% | +$2.35M |
|
1099
Fox Class A
FOXA
$24.6B
| $9.88M | 0.01% |
156,700
-287,000
| -65% | -$16.6M |
|
1100
Center Bancorp
CNOB
$1.68B
| $9.88M | 0.01% |
398,146
-61,600
| -13% | -$1.52M |
|
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.