Birch Hill Investment Advisors LLC

Fundamental diversified ★Signal CIK 1424177
League rank
#500
in Fundamental diversified · #3155 overall
Long book
$2.23B
Q1 2026
Positions
195
Top-10 weight
41%
concentration
Last quarter
+12.3%
SPY +14.8%
Turnover
6%
of book per quarter

Strategy in plain words

auto-generated from filings

Birch Hill Investment Advisors LLC is a diversified fundamental manager, running a $2.23B US long book across 195 positions.

The portfolio is moderately concentrated (top 10 ≈ 41% of the book). The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: AMAZON.COM INC, MICROSOFT CORP, BERKSHIRE HATHAWAY INC-CL B, ALPHABET INC-CL A, TJX COMPANIES INC.

Over the last 9 quarters its long book ran on average 1.6pp per quarter behind the S&P 500, beating the index in 1 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+0.9%
Q2 2024
+4.1%
Q3 2024
+1.0%
Q4 2024
-0.2%
Q1 2025
+6.9%
Q2 2025
+3.7%
Q3 2025
+2.0%
Q4 2025
-4.7%
Q1 2026
+12.3%

Sector allocation

Technology
29%
Consumer discretionary
17%
Healthcare
13%
Financials
10%
Other
10%
Industrials
10%
Services media
6%
Consumer staples
2%

Long book by quarter

$2.06B
Q1 2024
$2.07B
Q2 2024
$2.13B
Q3 2024
$2.15B
Q4 2024
$2.11B
Q1 2025
$2.25B
Q2 2025
$2.37B
Q3 2025
$2.39B
Q4 2025
$2.23B
Q1 2026

What does Birch Hill own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
AMZN AMAZON.COM INCConsumer discretionary549.1K$114.4M5.1%+1.6%
MSFT MICROSOFT CORPTechnology280.6K$103.9M4.7%-0.7%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials213.0K$102.1M4.6%-1.8%
GOOGL ALPHABET INC-CL ATechnology325.0K$93.5M4.2%-10.1%
TJX TJX COMPANIES INCConsumer discretionary579.0K$92.5M4.2%-3.4%
AAPL APPLE INCTechnology361.5K$91.7M4.1%-0.4%
APH AMPHENOL CORP-CL ATechnology698.1K$88.2M4.0%-4.6%
ECL ECOLAB INCOther289.6K$77.0M3.5%-1.3%
MRSH MARSH & MCLENNAN COSFinancials427.6K$74.2M3.3%-2.5%
ROK ROCKWELL AUTOMATION INCOther188.7K$67.7M3.0%-2.1%
IBM INTL BUSINESS MACHINES CORPTechnology279.4K$67.7M3.0%-1.1%
VRTX VERTEX PHARMACEUTICALS INCHealthcare150.8K$67.3M3.0%-1.1%
EW EDWARDS LIFESCIENCES CORPHealthcare740.2K$59.3M2.7%-0.5%
KR KROGER COConsumer discretionary792.5K$57.3M2.6%-0.1%
WTS WATTS WATER TECHNOLOGIES-AIndustrials189.3K$55.0M2.5%-0.3%
ASML ASML HOLDING NV-NY REG SHSIndustrials39.7K$52.5M2.4%+0.1%
GOOG ALPHABET INC-CL CTechnology181.1K$51.9M2.3%-4.4%
LECO LINCOLN ELECTRIC HOLDINGSIndustrials200.1K$49.8M2.2%-0.4%
SPGI S&P GLOBAL INCServices media105.8K$45.0M2.0%-0.4%
WST WEST PHARMACEUTICAL SERVICESHealthcare161.2K$40.4M1.8%+5.9%
ADI ANALOG DEVICES INCTechnology114.9K$36.5M1.6%-1.0%
COST COSTCO WHOLESALE CORPConsumer discretionary35.0K$34.9M1.6%-0.6%
JNJ JOHNSON & JOHNSONHealthcare131.9K$32.2M1.4%-1.9%
ALC ALCON INCHealthcare414.1K$31.2M1.4%-6.3%
CLX CLOROX COMPANYOther297.6K$30.8M1.4%+35.8%
FISV FISERV INCServices media529.1K$29.5M1.3%+8.5%
PEP PEPSICO INCConsumer staples185.5K$28.8M1.3%+0.5%
MA MASTERCARD INC - AServices media57.4K$28.7M1.3%-1.1%
JPM JPMORGAN CHASE & COFinancials95.5K$28.1M1.3%-1.3%
GWW WW GRAINGER INCConsumer discretionary21.3K$23.2M1.0%-0.1%
NVDA NVIDIA CORPTechnology128.6K$22.4M1.0%+8.1%
CHWY CHEWY INC - CLASS AConsumer discretionary714.2K$19.3M0.9%+56.2%
CSL CARLISLE COS INCOther49.0K$16.4M0.7%+3.0%
LH LABCORP HOLDINGS INCHealthcare61.0K$16.3M0.7%-26.0%
TT TRANE TECHNOLOGIES PLCTechnology37.5K$15.6M0.7%Held
NEE NEXTERA ENERGY INCUtilities165.9K$15.4M0.7%+5.0%
PG PROCTER & GAMBLE CO/THEOther88.5K$12.8M0.6%+9.4%
XOM EXXON MOBIL CORPEnergy66.6K$11.3M0.5%-1.7%
MRK MERCK & CO. INC.Healthcare88.8K$10.7M0.5%-0.6%
BAC BANK OF AMERICA CORPFinancials182.9K$8.9M0.4%-7.6%
UBER UBER TECHNOLOGIES INCServices media113.9K$8.2M0.4%-2.8%
AVGO BROADCOM INCTechnology25.0K$7.7M0.3%+0.8%
INTU INTUIT INCTechnology17.0K$7.3M0.3%-80.8%
RTX RTX CORPIndustrials37.0K$7.1M0.3%-0.3%
KO COCA-COLA CO/THEConsumer staples90.2K$6.9M0.3%-0.2%
ABBV ABBVIE INCHealthcare25.5K$5.6M0.2%-1.7%
ADP AUTOMATIC DATA PROCESSINGTechnology26.3K$5.3M0.2%-4.7%
HD HOME DEPOT INCConsumer discretionary13.9K$4.6M0.2%Held
ACN ACCENTURE PLC-CL AServices media22.1K$4.4M0.2%-6.7%
V VISA INC-CLASS A SHARESServices media14.4K$4.4M0.2%+11.1%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRApr 29, 2026195$2.23B canonicalSEC ↗
Q4 202513F-HRJan 27, 2026200$2.39B canonicalSEC ↗
Q3 202513F-HROct 23, 2025197$2.37B canonicalSEC ↗
Q2 202513F-HRJul 30, 2025195$2.25B canonicalSEC ↗
Q1 202513F-HRApr 18, 2025187$2.11B canonicalSEC ↗
Q4 202413F-HRJan 28, 2025181$2.15B canonicalSEC ↗
Q3 202413F-HROct 10, 2024178$2.13B canonicalSEC ↗
Q2 202413F-HRJul 30, 2024172$2.07B canonicalSEC ↗
Q1 202413F-HRMay 13, 2024172$2.06B canonicalSEC ↗