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 | |
|---|---|---|---|---|---|---|---|
2401
Achieve Life Sciences
ACHV
$764M
| $758K | ﹤0.01% |
152,460
-158,304
| -51% | -$690K |
2025 Q3
1 quarter
|
|
2402
Mastech Digital
MHH
$80.8M
| $755K | ﹤0.01% |
108,127
-9,900
| -8% | -$71.2K |
2015 Q1
43 quarters
|
|
2403
Shenandoah Telecom
SHEN
$576M
| $753K | ﹤0.01% |
65,100
-50,600
| -44% | -$598K |
2013 Q2
50 quarters
|
|
2404
Fury Gold Mines
FURY
$105M
| $752K | ﹤0.01% |
1,274,885
+334,385
| +36% | +$206K |
2020 Q2
22 quarters
|
|
2405
Richtech Robotics
RR
$369M
| $748K | ﹤0.01% |
+231,566
| New | +$1.02M |
2025 Q4
0 quarters
|
|
2406
Context Therapeutics
CNTX
$27.9M
| $747K | ﹤0.01% |
508,329
+188,202
| +59% | +$220K |
2022 Q3
13 quarters
|
|
2407
Motorcar Parts of America
MPAA
$197M
| $747K | ﹤0.01% |
60,500
-26,100
| -30% | -$376K |
2023 Q4
8 quarters
|
|
2408
Monopar Therapeutics
MNPR
$530M
| $746K | ﹤0.01% |
+11,431
| New | +$934K |
2025 Q4
0 quarters
|
|
2409
Instil Bio
TIL
$45.7M
| $746K | ﹤0.01% |
+67,800
| New | +$1M |
2025 Q4
0 quarters
|
|
2410
Healthcare Services Group
HCSG
$1.41B
| $746K | ﹤0.01% |
39,004
-136,360
| -78% | -$2.45M |
2025 Q1
3 quarters
|
|
2411
Oak Valley Bancorp
OVLY
$281M
| $745K | ﹤0.01% |
24,773
-200
| -0.8% | -$5.64K |
2019 Q4
24 quarters
|
|
2412
Columbia Sportswear
COLM
$2.92B
| $744K | ﹤0.01% |
13,502
-76,100
| -85% | -$4.07M |
2025 Q1
3 quarters
|
|
2413
Kalaris Therapeutics
KLRS
$56.2M
| $741K | ﹤0.01% |
87,751
-25,000
| -22% | -$160K |
2022 Q1
15 quarters
|
|
2414
Personalis
PSNL
$1.71B
| $740K | ﹤0.01% |
92,994
-360,049
| -79% | -$3.15M |
2022 Q1
15 quarters
|
|
2415
Inseego
INSG
$80.5M
| $738K | ﹤0.01% |
71,817
+14,071
| +24% | +$183K |
2024 Q2
6 quarters
|
|
2416
Arcturus Therapeutics
ARCT
$391M
| $735K | ﹤0.01% |
+119,905
| New | +$1.29M |
2025 Q4
0 quarters
|
|
2417
Proficient Auto Logistics
PAL
$100M
| $731K | ﹤0.01% |
75,800
+55,004
| +264% | +$432K |
2025 Q3
1 quarter
|
|
2418
DELISTED
LINKBANCORP
LNKB
| $730K | ﹤0.01% |
88,400
+59,200
| +203% | +$445K |
2025 Q2
2 quarters
|
|
2419
Weyco Group
WEYS
$491M
| $729K | ﹤0.01% |
23,826
-1,000
| -4% | -$30.6K |
2014 Q2
46 quarters
|
|
2420
Seaport Entertainment Group
SEG
$285M
| $728K | ﹤0.01% |
+36,800
| New | +$825K |
2025 Q4
0 quarters
|
|
2421
MicroSectors FANG+ 3x Leveraged ETNs due Feb 17 2045
FNGU
$2.95B
| $725K | ﹤0.01% |
+28,700
| New | +$829K |
2025 Q4
0 quarters
|
|
2422
GoldMining Inc
GLDG
$192M
| $724K | ﹤0.01% |
579,031
-39,669
| -6% | -$55.3K |
2023 Q4
8 quarters
|
|
2423
GSI Technology
GSIT
$185M
| $722K | ﹤0.01% |
116,301
-269,608
| -70% | -$1.92M |
2013 Q2
50 quarters
|
|
2424
Carter Bankshares
CARE
$699M
| $722K | ﹤0.01% |
36,700
+3,700
| +11% | +$69K |
2020 Q4
20 quarters
|
|
2425
Xtant Medical Holdings
XTNT
$45.7M
| $721K | ﹤0.01% |
919,860
+205,945
| +29% | +$150K |
2017 Q3
33 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.