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 |
Costco
COST
|
+$616M |
| 2 |
Netflix
NFLX
|
+$481M |
| 3 |
Micron Technology
MU
|
+$416M |
| 4 |
Tesla
TSLA
|
+$416M |
| 5 |
Procter & Gamble
PG
|
+$322M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$885M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$660M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$463M |
| 4 |
Applovin
APP
|
+$430M |
| 5 |
Meta Platforms (Facebook)
META
|
+$354M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.84% |
| 2 | Healthcare | 15.76% |
| 3 | Consumer Discretionary | 13.86% |
| 4 | Industrials | 9.95% |
| 5 | Financials | 8.79% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
2276
Immuneering
IMRX
$248M
| $1M | ﹤0.01% |
152,300
+117,300
| +335% | +$753K |
2025 Q2
2 quarters
|
|
2277
State Street SPDR Portfolio Emerging Markets ETF
SPEM
$17.6B
| $1M | ﹤0.01% |
+21,400
| New | +$1.01M |
2025 Q4
0 quarters
|
|
2278
Duos Technologies
DUOT
$214M
| $1M | ﹤0.01% |
89,000
-90,513
| -50% | -$849K |
2025 Q3
1 quarter
|
|
2279
Esquire Financial Holdings
ESQ
$1.47B
| $1M | ﹤0.01% |
+9,800
| New | +$993K |
2025 Q4
0 quarters
|
|
2280
MainStreet Bancshares
MNSB
$178M
| $998K | ﹤0.01% |
49,000
-388
| -0.8% | -$7.58K |
2020 Q4
20 quarters
|
|
2281
Pioneer Bancorp
PBFS
$424M
| $997K | ﹤0.01% |
73,979
-13,781
| -16% | -$185K |
2024 Q3
5 quarters
|
|
2282
Slide Insurance Holdings
SLDE
$2.98B
| $996K | ﹤0.01% |
51,110
-88,790
| -63% | -$1.48M |
2025 Q3
1 quarter
|
|
2283
Peoples Financial Services
PFIS
$688M
| $990K | ﹤0.01% |
20,327
-5,500
| -21% | -$266K |
2015 Q3
41 quarters
|
|
2284
Northern Technologies International Corp
NTIC
$75M
| $990K | ﹤0.01% |
126,377
+16,500
| +15% | +$127K |
2014 Q4
44 quarters
|
|
2285
RGC Resources
RGCO
$234M
| $989K | ﹤0.01% |
46,433
-600
| -1% | -$13.1K |
2018 Q3
29 quarters
|
|
2286
CNA Financial
CNA
$12.6B
| $988K | ﹤0.01% |
+20,700
| New | +$954K |
2025 Q4
0 quarters
|
|
2287
Vinci Compass Investments Ltd
VINP
$751M
| $986K | ﹤0.01% |
75,636
+3,504
| +5% | +$41.8K |
2022 Q2
14 quarters
|
|
2288
Toro Corp
TORO
$150M
| $986K | ﹤0.01% |
186,700
+30,100
| +19% | +$130K |
2023 Q2
10 quarters
|
|
2289
Outdoor Holding Co
POWW
$261M
| $985K | ﹤0.01% |
576,000
+10,800
| +2% | +$18.6K |
2023 Q1
11 quarters
|
|
2290
Yatra Online
YTRA
$58M
| $984K | ﹤0.01% |
552,736
-398
| -0.1% | -$655 |
2018 Q2
30 quarters
|
|
2291
Direxion Daily CSI China Internet Index Bull 2X ETF
CWEB
$179M
| $983K | ﹤0.01% |
+24,500
| New | +$1.18M |
2025 Q4
0 quarters
|
|
2292
E.W. Scripps
SSP
$259M
| $982K | ﹤0.01% |
246,231
-125,981
| -34% | -$424K |
2024 Q1
7 quarters
|
|
2293
Playboy Inc
PLBY
$118M
| $980K | ﹤0.01% |
521,126
-105,479
| -17% | -$172K |
2024 Q3
5 quarters
|
|
2294
Flanigan's Enterprises
BDL
$88.3M
| $977K | ﹤0.01% |
32,993
-800
| -2% | -$24.8K |
2013 Q2
50 quarters
|
|
2295
Seven Hills Realty Trust
SEVN
$157M
| $977K | ﹤0.01% |
109,724
-4,910
| -4% | -$46.1K |
2022 Q4
12 quarters
|
|
2296
Geron
GERN
$790M
| $973K | ﹤0.01% |
737,166
-1,627,114
| -69% | -$2.04M |
2024 Q4
4 quarters
|
|
2297
American Well
AMWL
$208M
| $971K | ﹤0.01% |
197,823
-2,700
| -1% | -$13K |
2021 Q4
16 quarters
|
|
2298
Schwab Short-Term US Treasury ETF
SCHO
$15.4B
| $970K | ﹤0.01% |
39,823
-1,781,261
| -98% | -$43.4M |
2023 Q3
9 quarters
|
|
2299
DELISTED
Farmer Brothers
FARM
| $969K | ﹤0.01% |
664,036
-91,542
| -12% | -$148K |
2013 Q2
50 quarters
|
|
2300
Perspective Therapeutics
CATX
$291M
| $969K | ﹤0.01% |
+352,493
| New | +$1.01M |
2025 Q4
0 quarters
|
|
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Renaissance Technologies's Q4 2025 Portfolio in Review
As of Q4 2025, Renaissance Technologies held 3,923 positions worth $64.5B, down 15% from $75.8B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Renaissance Technologies withdrew a net $10.1B in Q4 2025, closing 736 positions and reducing 1,682 holdings. Its most notable exit was Meta Platforms (Facebook), an estimated $354M position sold in full.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Renaissance Technologies opened a new position in ServiceNow worth $204M.
- Renaissance Technologies's largest Q4 2025 buy was ServiceNow: 1,331,977 shares worth $204M.
- Renaissance Technologies added most to Costco in Q4 2025, an estimated $616M increase.
- Renaissance Technologies's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $885M.
- Renaissance Technologies fully exited Meta Platforms (Facebook) in Q4 2025, selling an estimated $354M.
- Renaissance Technologies's ten largest holdings make up 12% of its $64.5B portfolio in Q4 2025.
- Renaissance Technologies opened 466 new positions and closed 736 in Q4 2025.
- Renaissance Technologies's portfolio value fell 15% quarter-over-quarter to $64.5B.
Based on Renaissance Technologies's 13F filing for Q4 2025, filed 12 Feb 2026.