Aureus Asset Management, LLC

Other Low signal CIK 1381296
League rank
#597
in Other · #2109 overall
Long book
$1.50B
Q1 2026
Positions
225
Top-10 weight
39%
concentration
Last quarter
+13.9%
SPY +14.8%
Turnover
32%
of book per quarter

Strategy in plain words

auto-generated from filings

Aureus Asset Management, LLC is an institutional manager, running a $1.50B US long book across 225 positions.

The portfolio is moderately concentrated (top 10 ≈ 39% of the book). The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: ALPHABET INC-CL A, MICROSOFT CORP, APPLE INC, AMAZON.COM INC, APPLIED MATERIALS INC.

Over the last 9 quarters its long book ran on average 1.3pp per quarter behind the S&P 500, beating the index in 2 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+1.2%
Q2 2024
+7.1%
Q3 2024
+3.2%
Q4 2024
-4.6%
Q1 2025
+9.2%
Q2 2025
+3.8%
Q3 2025
+2.3%
Q4 2025
-7.2%
Q1 2026
+13.9%

Sector allocation

Technology
34%
Financials
16%
Utilities
10%
Services media
8%
Industrials
8%
Consumer discretionary
7%
Healthcare
6%
Materials
4%

Long book by quarter

$1.46B
Q1 2024
$1.43B
Q2 2024
$1.53B
Q3 2024
$1.55B
Q4 2024
$1.43B
Q1 2025
$1.56B
Q2 2025
$1.54B
Q3 2025
$1.57B
Q4 2025
$1.50B
Q1 2026

What does Aureus Asset own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
GOOGL ALPHABET INC-CL ATechnology252.7K$72.7M4.8%-15.5%
MSFT MICROSOFT CORPTechnology194.1K$71.8M4.8%-2.6%
AAPL APPLE INCTechnology239.1K$60.7M4.0%-1.3%
AMZN AMAZON.COM INCConsumer discretionary282.8K$58.9M3.9%+4.0%
AMAT APPLIED MATERIALS INCTechnology169.4K$57.9M3.9%-5.0%
SCHW SCHWAB (CHARLES) CORPFinancials605.6K$56.9M3.8%-1.7%
NEE NEXTERA ENERGY INCUtilities599.5K$55.7M3.7%+0.8%
LIN LINDE PLCMaterials106.6K$52.9M3.5%+95.2%
V VISA INC-CLASS A SHARESServices media174.0K$52.6M3.5%-0.7%
WCN WASTE CONNECTIONS INCUtilities314.6K$51.1M3.4%+15.9%
AVGO BROADCOM INCTechnology155.8K$48.2M3.2%+2.5%
NVDA NVIDIA CORPTechnology251.8K$43.9M2.9%+5.7%
META META PLATFORMS INC-CLASS ATechnology75.8K$43.3M2.9%+4.9%
WAB WABTEC CORPIndustrials160.8K$40.2M2.7%-3.1%
SPGI S&P GLOBAL INCServices media89.0K$37.9M2.5%+23.4%
TMO THERMO FISHER SCIENTIFIC INCOther76.1K$37.4M2.5%-1.0%
ABT ABBOTT LABORATORIESHealthcare331.9K$34.1M2.3%+25.0%
UNH UNITEDHEALTH GROUP INCFinancials125.7K$34.0M2.3%-3.3%
AXP AMERICAN EXPRESS COFinancials111.2K$33.6M2.2%-19.6%
BX BLACKSTONE INCFinancials247.0K$28.4M1.9%-1.6%
CNX CNX RESOURCES CORPEnergy716.1K$27.6M1.8%+2.1%
APO APOLLO GLOBAL MANAGEMENT INCFinancials246.4K$27.4M1.8%+31.6%
FLS FLOWSERVE CORPIndustrials358.4K$26.3M1.8%New
AWK AMERICAN WATER WORKS CO INCUtilities166.9K$22.7M1.5%New
ORCL ORACLE CORPTechnology141.3K$20.8M1.4%+74.0%
BSX BOSTON SCIENTIFIC CORPHealthcare255.4K$16.0M1.1%New
GOOG ALPHABET INC-CL CTechnology47.8K$13.7M0.9%-41.1%
MOG/A MOOG INC-CLASS AIndustrials42.7K$12.5M0.8%-0.5%
WMB WILLIAMS COS INCUtilities137.1K$10.0M0.7%-0.2%
SCI SERVICE CORP INTERNATIONALServices media112.2K$9.3M0.6%+196.8%
STE STERIS PLCHealthcare37.6K$8.3M0.6%+19.3%
QXO QXO INCConsumer discretionary411.8K$8.0M0.5%+0.7%
TXN TEXAS INSTRUMENTS INCTechnology41.2K$8.0M0.5%+0.4%
MS MORGAN STANLEYFinancials47.1K$7.8M0.5%-17.3%
KO COCA-COLA CO/THEConsumer staples89.8K$6.8M0.5%-0.7%
WCC WESCO INTERNATIONAL INCConsumer discretionary24.0K$6.6M0.4%-0.9%
CME CME GROUP INCFinancials20.8K$6.2M0.4%-0.2%
JPM JPMORGAN CHASE & COFinancials20.3K$6.0M0.4%+15.3%
CBT CABOT CORPOther67.1K$5.1M0.3%Held
HON HONEYWELL INTERNATIONAL INCIndustrials22.0K$5.0M0.3%0.0%
SHW SHERWIN-WILLIAMS CO/THEConsumer discretionary15.3K$4.9M0.3%+0.4%
MAR MARRIOTT INTERNATIONAL -CL AServices media14.4K$4.7M0.3%-39.5%
MCD MCDONALD'S CORPConsumer discretionary15.0K$4.7M0.3%Held
VRTX VERTEX PHARMACEUTICALS INCHealthcare8.4K$3.7M0.2%+36.7%
LLY ELI LILLY & COHealthcare4.0K$3.7M0.2%+15.6%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials7.5K$3.6M0.2%+9.6%
BRK/A BERKSHIRE HATHAWAY INC-CL AFinancials5$3.6M0.2%Held
A AGILENT TECHNOLOGIES INCHealthcare28.7K$3.3M0.2%New
RTX RTX CORPIndustrials16.3K$3.1M0.2%+2.3%
CAT CATERPILLAR INCIndustrials4.2K$3.0M0.2%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 13, 2026225$1.50B canonicalSEC ↗
Q4 202513F-HRFeb 17, 2026201$1.57B canonicalSEC ↗
Q3 202513F-HRNov 17, 2025199$1.54B canonicalSEC ↗
Q2 202513F-HRAug 14, 2025205$1.56B canonicalSEC ↗
Q1 202513F-HRMay 15, 2025203$1.43B canonicalSEC ↗
Q4 202413F-HRFeb 14, 2025209$1.55B canonicalSEC ↗
Q3 202413F-HRNov 14, 2024211$1.53B canonicalSEC ↗
Q2 202413F-HRAug 13, 2024201$1.43B canonicalSEC ↗
Q1 202413F-HRMay 13, 2024199$1.46B canonicalSEC ↗