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 | |
|---|---|---|---|---|---|---|---|
526
Workiva
WK
$4.01B
| $24.1M | 0.04% |
279,040
-131,471
| -32% | -$11.6M |
2015 Q4
40 quarters
|
|
527
Ameren
AEE
$28.2B
| $24M | 0.04% |
+240,800
| New | +$24.7M |
2025 Q4
0 quarters
|
|
|
AGNT
528
AGNT Inc
AGNT
$670M
| $24M | 0.04% |
2,656,716
+116,900
| +5% | +$1.23M |
2019 Q2
26 quarters
|
|
|
LTM
529
LATAM Airlines Group S.A.
LTM
$14.5B
| $24M | 0.04% |
444,800
-42,200
| -9% | -$2M |
2025 Q1
3 quarters
|
|
530
Mercantile Bank Corp
MBWM
$1.01B
| $23.9M | 0.04% |
496,213
+5,800
| +1% | +$268K |
2013 Q2
50 quarters
|
|
|
TE
531
T1 Energy
TE
$1.01B
| $23.8M | 0.04% |
+3,569,256
| New | +$15.7M |
2025 Q4
0 quarters
|
|
532
Gold Fields
GFI
$31.9B
| $23.8M | 0.04% |
545,687
-648,355
| -54% | -$27.1M |
2013 Q2
50 quarters
|
|
533
Sturm, Ruger & Co
RGR
$697M
| $23.8M | 0.04% |
729,276
-36,000
| -5% | -$1.33M |
2015 Q3
41 quarters
|
|
534
ADT
ADT
$4.75B
| $23.7M | 0.04% |
2,937,206
-1,218,000
| -29% | -$10.1M |
2024 Q2
6 quarters
|
|
535
Hess Midstream
HESM
$4.36B
| $23.6M | 0.04% |
683,800
-251,502
| -27% | -$8.46M |
2020 Q4
20 quarters
|
|
536
iShares Core S&P 500 ETF
IVV
$893B
| $23.6M | 0.04% |
+34,420
| New | +$23.4M |
2025 Q4
0 quarters
|
|
537
American Water Works
AWK
$25.5B
| $23.5M | 0.04% |
180,200
+1,800
| +1% | +$240K |
2025 Q3
1 quarter
|
|
538
Watts Water Technologies
WTS
$11.6B
| $23.5M | 0.04% |
85,180
-9,820
| -10% | -$2.71M |
2015 Q1
43 quarters
|
|
539
Liberty Global Class C
LBTYK
$2.98B
| $23.5M | 0.04% |
2,129,200
-125,900
| -6% | -$1.4M |
2019 Q4
24 quarters
|
|
540
Harmony Gold Mining
HMY
$10.5B
| $23.4M | 0.04% |
1,176,120
+1,041,800
| +776% | +$19.4M |
2024 Q4
4 quarters
|
|
541
Devon Energy
DVN
$53.8B
| $23.4M | 0.04% |
637,549
-1,710,081
| -73% | -$59.7M |
2023 Q3
9 quarters
|
|
|
BCPC
542
Balchem Corp
BCPC
$5.38B
| $23.3M | 0.04% |
152,100
-89,500
| -37% | -$13.7M |
2017 Q2
34 quarters
|
|
543
Rigel Pharmaceuticals
RIGL
$910M
| $23.1M | 0.04% |
539,009
+64,800
| +14% | +$2.44M |
2021 Q4
16 quarters
|
|
544
Vanguard Morningstar Total Stock Market ETF
VTI
$693B
| $23M | 0.04% |
68,660
+59,660
| +663% | +$19.8M |
2024 Q4
4 quarters
|
|
545
Gerdau
GGB
$9.65B
| $22.9M | 0.04% |
6,211,324
-4,645,824
| -43% | -$16.2M |
2024 Q2
6 quarters
|
|
546
Guidewire Software
GWRE
$13.5B
| $22.9M | 0.04% |
113,900
-29,200
| -20% | -$6.46M |
2025 Q3
1 quarter
|
|
547
Barrett Business Services
BBSI
$780M
| $22.8M | 0.04% |
630,862
-16,438
| -3% | -$629K |
2013 Q2
50 quarters
|
|
548
FuboTV Inc
FUBO
$282M
| $22.8M | 0.04% |
752,522
-184,870
| -20% | -$7.38M |
2023 Q1
11 quarters
|
|
549
Seaboard Corp
SEB
$3.89B
| $22.7M | 0.04% |
5,102
-343
| -6% | -$1.36M |
2013 Q2
50 quarters
|
|
550
Towne Bank
TOWN
$3.26B
| $22.7M | 0.04% |
679,139
-18,355
| -3% | -$618K |
2015 Q1
43 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.