Baldwin Investment Management, LLC

Other Low signal CIK 1346378
League rank
#1211
in Other · #4620 overall
Long book
$855.7M
Q1 2026
Positions
210
Top-10 weight
63%
concentration
Last quarter
+10.6%
SPY +14.8%
Turnover
8%
of book per quarter

Strategy in plain words

auto-generated from filings

Baldwin Investment Management, LLC is an institutional manager, running a $855.7M US long book across 210 positions.

The portfolio is concentrated: the top 10 names carry 63% of the portfolio. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: BERKSHIRE HATHAWAY INC-CL A, BROADCOM INC, NVIDIA CORP, LAM RESEARCH CORP, APPLE INC.

Over the last 9 quarters its long book ran on average 2.2pp per quarter behind the S&P 500, beating the index in 3 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
-0.1%
Q2 2024
+9.3%
Q3 2024
+0.2%
Q4 2024
-3.2%
Q1 2025
-0.2%
Q2 2025
+5.4%
Q3 2025
+2.1%
Q4 2025
-3.4%
Q1 2026
+10.6%

Sector allocation

Financials
56%
Technology
15%
Industrials
8%
Healthcare
6%
Consumer discretionary
6%
Services media
2%
Utilities
2%
Other
2%

Long book by quarter

$737.3M
Q1 2024
$730.2M
Q2 2024
$797.9M
Q3 2024
$767.9M
Q4 2024
$831.9M
Q1 2025
$828.4M
Q2 2025
$873.4M
Q3 2025
$885.8M
Q4 2025
$855.7M
Q1 2026

What does Baldwin Investment own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
BRK/A BERKSHIRE HATHAWAY INC-CL AFinancials555$398.6M46.6%-0.2%
AVGO BROADCOM INCTechnology71.4K$22.1M2.6%-2.8%
NVDA NVIDIA CORPTechnology114.3K$19.9M2.3%-1.2%
LRCX LAM RESEARCH CORPIndustrials88.6K$18.9M2.2%-9.7%
AAPL APPLE INCTechnology70.6K$17.9M2.1%+0.9%
JPM JPMORGAN CHASE & COFinancials48.2K$14.2M1.7%+0.1%
MSFT MICROSOFT CORPTechnology33.0K$12.2M1.4%+1.7%
COST COSTCO WHOLESALE CORPConsumer discretionary11.6K$11.5M1.3%+2.0%
LLY ELI LILLY & COHealthcare10.9K$10.1M1.2%-0.3%
GOOGL ALPHABET INC-CL ATechnology33.5K$9.6M1.1%-0.5%
XOM EXXON MOBIL CORPEnergy55.2K$9.4M1.1%-1.9%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials19.4K$9.3M1.1%+6.9%
AMZN AMAZON.COM INCConsumer discretionary41.9K$8.7M1.0%+1.8%
RTX RTX CORPIndustrials44.5K$8.6M1.0%-0.7%
EPD ENTERPRISE PRODUCTS PARTNERSUtilities191.8K$7.3M0.8%-0.1%
VRTX VERTEX PHARMACEUTICALS INCHealthcare15.7K$7.0M0.8%+0.7%
V VISA INC-CLASS A SHARESServices media21.4K$6.5M0.8%+0.2%
ABBV ABBVIE INCHealthcare28.4K$6.2M0.7%-0.4%
VRT VERTIV HOLDINGS CO-ATechnology24.1K$6.0M0.7%+0.2%
CAT CATERPILLAR INCIndustrials8.0K$5.7M0.7%-1.9%
LIN LINDE PLCMaterials11.2K$5.6M0.7%-0.4%
GS GOLDMAN SACHS GROUP INCFinancials6.3K$5.3M0.6%-0.8%
ISRG INTUITIVE SURGICAL INCHealthcare10.8K$5.0M0.6%+2.5%
SPGI S&P GLOBAL INCServices media11.1K$4.7M0.6%+6.4%
ETN EATON CORP PLCIndustrials12.9K$4.6M0.5%+0.1%
BLK BLACKROCK INCFinancials4.6K$4.4M0.5%Held
BKR BAKER HUGHES COIndustrials72.1K$4.4M0.5%-2.8%
JNJ JOHNSON & JOHNSONHealthcare17.7K$4.3M0.5%-0.3%
GOOG ALPHABET INC-CL CTechnology15.0K$4.3M0.5%-3.2%
PANW PALO ALTO NETWORKS INCTechnology26.6K$4.3M0.5%+7.9%
ABT ABBOTT LABORATORIESHealthcare39.8K$4.1M0.5%+0.7%
TMO THERMO FISHER SCIENTIFIC INCOther8.1K$4.0M0.5%-0.1%
HD HOME DEPOT INCConsumer discretionary11.6K$3.8M0.4%+5.3%
ROK ROCKWELL AUTOMATION INCOther10.4K$3.7M0.4%0.0%
NEE NEXTERA ENERGY INCUtilities37.6K$3.5M0.4%-0.3%
MS MORGAN STANLEYFinancials19.5K$3.2M0.4%-0.9%
UNP UNION PACIFIC CORPIndustrials12.8K$3.1M0.4%-0.1%
TJX TJX COMPANIES INCConsumer discretionary18.3K$2.9M0.3%+0.4%
COF CAPITAL ONE FINANCIAL CORPFinancials15.9K$2.9M0.3%+7.4%
ZTS ZOETIS INCHealthcare22.0K$2.6M0.3%+0.6%
ADSK AUTODESK INCTechnology10.7K$2.6M0.3%+120.6%
WM WASTE MANAGEMENT INCUtilities10.7K$2.5M0.3%-0.4%
LOW LOWE'S COS INCConsumer discretionary10.2K$2.4M0.3%Held
DRI DARDEN RESTAURANTS INCConsumer discretionary12.0K$2.3M0.3%-0.6%
MCD MCDONALD'S CORPConsumer discretionary7.3K$2.3M0.3%-3.7%
DHR DANAHER CORPTechnology11.9K$2.3M0.3%-1.7%
DE DEERE & COIndustrials3.8K$2.1M0.2%+14.9%
MA MASTERCARD INC - AServices media4.2K$2.1M0.2%Held
FCX FREEPORT-MCMORAN INCMaterials35.7K$2.1M0.2%-4.3%
AXP AMERICAN EXPRESS COFinancials6.9K$2.1M0.2%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 12, 2026210$855.7M canonicalSEC ↗
Q4 202513F-HRFeb 13, 2026207$885.8M canonicalSEC ↗
Q3 202513F-HRNov 10, 2025207$873.4M canonicalSEC ↗
Q2 202513F-HRAug 11, 2025209$828.4M canonicalSEC ↗
Q1 202513F-HRMay 7, 2025200$831.9M canonicalSEC ↗
Q4 202413F-HRFeb 14, 2025199$767.9M canonicalSEC ↗
Q3 202413F-HRNov 13, 2024213$797.9M canonicalSEC ↗
Q2 202413F-HRJul 30, 2024205$730.2M canonicalSEC ↗
Q1 202413F-HRMay 14, 2024209$737.3M canonicalSEC ↗