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 | |
|---|---|---|---|---|---|---|---|
|
PSIX
1076
Power Solutions International
PSIX
$1.15B
| $10.5M | 0.01% |
106,498
+50,102
| +89% | +$4.44M |
2025 Q2
1 quarter
|
|
|
DRD
1077
DRDGold
DRD
$2.16B
| $10.5M | 0.01% |
378,913
-117,600
| -24% | -$2.1M |
2013 Q2
49 quarters
|
|
1078
Quanex
NX
$838M
| $10.4M | 0.01% |
733,891
-126,916
| -15% | -$2.37M |
2013 Q4
47 quarters
|
|
1079
Generac Holdings
GNRC
$13.3B
| $10.4M | 0.01% |
+62,300
| New | +$10.9M |
2025 Q3
0 quarters
|
|
1080
AngioDynamics
ANGO
$484M
| $10.4M | 0.01% |
933,383
-129,346
| -12% | -$1.25M |
2013 Q2
49 quarters
|
|
1081
Ooma
OOMA
$553M
| $10.4M | 0.01% |
868,803
-46,000
| -5% | -$563K |
2016 Q1
38 quarters
|
|
1082
Novavax
NVAX
$2.1B
| $10.4M | 0.01% |
1,196,750
+529,103
| +79% | +$4.12M |
2024 Q2
5 quarters
|
|
1083
Worthington Enterprises
WOR
$3.08B
| $10.3M | 0.01% |
186,200
+51,500
| +38% | +$3.25M |
2024 Q2
5 quarters
|
|
1084
TriMas Corp
TRS
$1.37B
| $10.3M | 0.01% |
265,900
+170,300
| +178% | +$6.05M |
2025 Q2
1 quarter
|
|
1085
SPX Corp
SPXC
$8.49B
| $10.2M | 0.01% |
+54,800
| New | +$10.1M |
2025 Q3
0 quarters
|
|
1086
O-I Glass
OI
$934M
| $10.2M | 0.01% |
786,000
-92,800
| -11% | -$1.27M |
2024 Q3
4 quarters
|
|
1087
LivaNova
LIVN
$4.21B
| $10.2M | 0.01% |
194,594
+4,900
| +3% | +$247K |
2023 Q4
7 quarters
|
|
1088
TriNet
TNET
$3B
| $10.2M | 0.01% |
151,800
+50,900
| +50% | +$3.46M |
2025 Q2
1 quarter
|
|
1089
DXP Enterprises
DXPE
$2.81B
| $10.1M | 0.01% |
85,109
+8,809
| +12% | +$985K |
2023 Q1
10 quarters
|
|
1090
NVE Corp
NVEC
$551M
| $10.1M | 0.01% |
154,400
+2,500
| +2% | +$169K |
2013 Q2
49 quarters
|
|
1091
Simply Good Foods
SMPL
$901M
| $10.1M | 0.01% |
405,800
+271,300
| +202% | +$8.01M |
2025 Q2
1 quarter
|
|
|
EFOR
1092
Everforth Inc
EFOR
$1.54B
| $10.1M | 0.01% |
212,494
+40,300
| +23% | +$2.06M |
2024 Q4
3 quarters
|
|
|
CDTX
1093
DELISTED
Cidara Therapeutics
CDTX
| $9.98M | 0.01% |
104,260
-52,517
| -33% | -$3.35M |
2016 Q2
37 quarters
|
|
1094
ICF International
ICFI
$1.57B
| $9.98M | 0.01% |
107,500
+6,100
| +6% | +$565K |
2025 Q2
1 quarter
|
|
1095
Invesco National AMT-Free Municipal Bond ETF
PZA
$4.01B
| $9.96M | 0.01% |
431,230
+50,930
| +13% | +$1.14M |
2023 Q4
7 quarters
|
|
1096
First Trust Smith Unconstrained Bond ETF
UCON
$3.2B
| $9.95M | 0.01% |
395,200
-178,033
| -31% | -$4.45M |
2023 Q4
7 quarters
|
|
1097
Exponent
EXPO
$3.32B
| $9.92M | 0.01% |
142,800
-130,300
| -48% | -$9.31M |
2025 Q1
2 quarters
|
|
1098
iShares Core Universal USD Bond ETF
IUSB
$48.2B
| $9.89M | 0.01% |
211,800
+50,900
| +32% | +$2.35M |
2025 Q1
2 quarters
|
|
1099
Fox Class A
FOXA
$26.3B
| $9.88M | 0.01% |
156,700
-287,000
| -65% | -$16.6M |
2024 Q3
4 quarters
|
|
1100
Center Bancorp
CNOB
$1.51B
| $9.88M | 0.01% |
398,146
-61,600
| -13% | -$1.52M |
2013 Q2
49 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.