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 | |
|---|---|---|---|---|---|---|---|
2551
Actinium Pharmaceuticals
ATNM
$34.6M
| $531K | ﹤0.01% |
390,784
+102,154
| +35% | +$149K |
2024 Q2
6 quarters
|
|
2552
Avantis Emerging Markets Equity ETF
AVEM
$28.4B
| $531K | ﹤0.01% |
6,900
-5,600
| -45% | -$429K |
2024 Q4
4 quarters
|
|
2553
Purple Innovation
PRPL
$8.15M
| $531K | ﹤0.01% |
30,740
-1,022
| -3% | -$20.4K |
2025 Q3
1 quarter
|
|
2554
Business First Bancshares
BFST
$992M
| $531K | ﹤0.01% |
20,300
-11,500
| -36% | -$291K |
2021 Q2
18 quarters
|
|
2555
Pelagos Insurance Capital
PLGO
$2.01B
| $530K | ﹤0.01% |
27,100
-205,940
| -88% | -$3.84M |
2023 Q3
9 quarters
|
|
2556
Biote Corp
BTMD
$33M
| $529K | ﹤0.01% |
203,594
+10,900
| +6% | +$29.8K |
2023 Q1
11 quarters
|
|
2557
Betterware México
BWMX
$613M
| $529K | ﹤0.01% |
37,200
-3,100
| -8% | -$42.8K |
2020 Q3
21 quarters
|
|
2558
St. Joe Company
JOE
$3.69B
| $528K | ﹤0.01% |
+8,900
| New | +$498K |
2025 Q4
0 quarters
|
|
2559
Firefly Aerospace
FLY
$3.35B
| $526K | ﹤0.01% |
+23,500
| New | +$544K |
2025 Q4
0 quarters
|
|
2560
Solowin Holdings
AXG
$17.6M
| $525K | ﹤0.01% |
+127,700
| New | +$457K |
2025 Q4
0 quarters
|
|
2561
Xencor
XNCR
$1.83B
| $523K | ﹤0.01% |
34,158
-156,231
| -82% | -$2.33M |
2025 Q1
3 quarters
|
|
2562
Plumas Bancorp
PLBC
$424M
| $523K | ﹤0.01% |
11,700
+395
| +3% | +$16.9K |
2022 Q4
12 quarters
|
|
2563
Easterly Government Properties
DEA
$1.09B
| $521K | ﹤0.01% |
24,600
-13,466
| -35% | -$292K |
2025 Q3
1 quarter
|
|
2564
Ategrity Specialty Insurance
ASIC
$1.24B
| $519K | ﹤0.01% |
24,700
-448
| -2% | -$8.47K |
2025 Q3
1 quarter
|
|
2565
John Marshall Bancorp
JMSB
$322M
| $518K | ﹤0.01% |
+25,900
| New | +$510K |
2025 Q4
0 quarters
|
|
2566
Chain Bridge Bancorp
CBNA
$323M
| $513K | ﹤0.01% |
14,800
-3,200
| -18% | -$103K |
2025 Q3
1 quarter
|
|
2567
Surrozen
SRZN
$349M
| $511K | ﹤0.01% |
22,626
+7,900
| +54% | +$128K |
2022 Q4
12 quarters
|
|
2568
Skillsoft
SKIL
$55.6M
| $511K | ﹤0.01% |
54,909
-4,971
| -8% | -$55.4K |
2022 Q3
13 quarters
|
|
2569
iShares US Regional Banks ETF
IAT
$607M
| $507K | ﹤0.01% |
9,200
-9,500
| -51% | -$493K |
2025 Q3
1 quarter
|
|
2570
Nautilus Biotechnolgy
NAUT
$286M
| $507K | ﹤0.01% |
259,900
-747,762
| -74% | -$1.23M |
2022 Q1
15 quarters
|
|
2571
Nephros
NEPH
$38.3M
| $506K | ﹤0.01% |
103,772
+21,272
| +26% | +$109K |
2025 Q2
2 quarters
|
|
2572
CS Disco
LAW
$287M
| $506K | ﹤0.01% |
65,200
+21,400
| +49% | +$151K |
2025 Q2
2 quarters
|
|
2573
Opendoor Technologies Inc Series K Warrants
OPENW
$3.67M
| $505K | ﹤0.01% |
+560,678
| New | +$757K |
2025 Q4
0 quarters
|
|
2574
EuroDry
EDRY
$187M
| $504K | ﹤0.01% |
39,300
-800
| -2% | -$10.3K |
2020 Q4
20 quarters
|
|
2575
MGP Ingredients
MGPI
$295M
| $503K | ﹤0.01% |
+20,700
| New | +$504K |
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.