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 | |
|---|---|---|---|---|---|---|---|
2026
Transact Technologies
TACT
$46.6M
| $2.16M | ﹤0.01% |
399,315
+113,578
| +40% | +$480K |
2013 Q2
49 quarters
|
|
2027
Twin Disc
TWIN
$389M
| $2.16M | ﹤0.01% |
154,993
-3,715
| -2% | -$40.2K |
2014 Q3
44 quarters
|
|
2028
Carter's
CRI
$1.17B
| $2.16M | ﹤0.01% |
76,500
-155,200
| -67% | -$4.45M |
2025 Q1
2 quarters
|
|
2029
Vanguard Morningstar Mid-Cap Growth ETF
VOT
$19.6B
| $2.14M | ﹤0.01% |
7,300
-2,900
| -28% | -$837K |
2024 Q1
6 quarters
|
|
2030
iShares Russell Mid-Cap ETF
IWR
$56.6B
| $2.14M | ﹤0.01% |
22,200
-500
| -2% | -$47.4K |
2024 Q3
4 quarters
|
|
2031
DELISTED
Soho House & Co
SHCO
| $2.14M | ﹤0.01% |
+241,600
| New | +$1.9M |
2025 Q3
0 quarters
|
|
2032
Mayville Engineering Co
MEC
$376M
| $2.13M | ﹤0.01% |
155,000
+11,000
| +8% | +$165K |
2024 Q2
5 quarters
|
|
2033
Taylor Devices
TAYD
$182M
| $2.13M | ﹤0.01% |
43,462
-3,000
| -6% | -$139K |
2015 Q3
40 quarters
|
|
2034
Schneider National
SNDR
$5.47B
| $2.13M | ﹤0.01% |
+100,600
| New | +$2.46M |
2025 Q3
0 quarters
|
|
2035
Neumora Therapeutics
NMRA
$69.6M
| $2.12M | ﹤0.01% |
1,163,976
-270,551
| -19% | -$437K |
2025 Q1
2 quarters
|
|
2036
Dimensional US Equity ETF
DFUS
$21.6B
| $2.12M | ﹤0.01% |
29,200
+24,500
| +521% | +$1.71M |
2023 Q3
8 quarters
|
|
2037
Valens Semiconductor
VLN
$176M
| $2.11M | ﹤0.01% |
1,180,515
+278,285
| +31% | +$629K |
2022 Q2
13 quarters
|
|
2038
Kayne Anderson BDC
KBDC
$822M
| $2.11M | ﹤0.01% |
158,559
-135,941
| -46% | -$2.06M |
2024 Q3
4 quarters
|
|
2039
Ecovyst
ECVT
$1.1B
| $2.11M | ﹤0.01% |
240,700
-7,900
| -3% | -$69.6K |
2021 Q4
15 quarters
|
|
2040
One Stop Systems
OSS
$176M
| $2.11M | ﹤0.01% |
393,160
+291,300
| +286% | +$1.59M |
2021 Q2
17 quarters
|
|
2041
DELISTED
Generation Bio
GBIO
| $2.11M | ﹤0.01% |
344,263
+86,185
| +33% | +$446K |
2021 Q4
15 quarters
|
|
2042
DELISTED
First Savings Financial Group
FSFG
| $2.09M | ﹤0.01% |
66,600
-4,452
| -6% | -$120K |
2019 Q1
26 quarters
|
|
2043
C4 Therapeutics
CCCC
$342M
| $2.08M | ﹤0.01% |
936,950
-156,238
| -14% | -$375K |
2025 Q1
2 quarters
|
|
2044
Enpro
NPO
$6.48B
| $2.08M | ﹤0.01% |
9,200
-5,400
| -37% | -$1.17M |
2025 Q2
1 quarter
|
|
2045
New Jersey Resources
NJR
$5.26B
| $2.08M | ﹤0.01% |
43,100
-271,100
| -86% | -$12.6M |
2024 Q1
6 quarters
|
|
2046
China Automotive Systems
CAAS
$133M
| $2.07M | ﹤0.01% |
439,187
+36,393
| +9% | +$157K |
2013 Q2
49 quarters
|
|
2047
Compugen
CGEN
$188M
| $2.07M | ﹤0.01% |
1,405,335
+78,235
| +6% | +$116K |
2021 Q1
18 quarters
|
|
2048
iShares Expanded Tech Sector ETF
IGM
$11.6B
| $2.07M | ﹤0.01% |
16,400
+11,800
| +257% | +$1.39M |
2024 Q3
4 quarters
|
|
2049
Design Therapeutics
DSGN
$612M
| $2.07M | ﹤0.01% |
274,300
+6,500
| +2% | +$32.6K |
2023 Q1
10 quarters
|
|
2050
JPMorgan BetaBuilders US Equity ETF
BBUS
$9.65B
| $2.06M | ﹤0.01% |
17,100
+10,700
| +167% | +$1.24M |
2024 Q2
5 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.