J. Stern & Co. LLP

Fundamental concentrated ★Highest signal CIK 2011335
League rank
#831
in Fundamental concentrated · #6902 overall
Long book
$1.03B
Q1 2026
Positions
49
Top-10 weight
67%
concentration
Last quarter
+6.1%
SPY +14.8%
Turnover
20%
of book per quarter

Strategy in plain words

auto-generated from filings

J. Stern & Co. LLP is a concentrated fundamental stock-picker, running a $1.03B US long book across 49 positions.

The portfolio is concentrated: the top 10 names carry 67% of the portfolio. Turnover is modest: positions are typically held for years. Current anchor positions: NVIDIA CORP, ALPHABET INC-CL C, AMAZON.COM INC, AMPHENOL CORP-CL A, HONEYWELL INTERNATIONAL INC.

Over the last 9 quarters its long book ran on average 1.2pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+6.1%
Q2 2024
+3.4%
Q3 2024
+2.9%
Q4 2024
-4.7%
Q1 2025
+15.5%
Q2 2025
+5.4%
Q3 2025
+2.2%
Q4 2025
-7.4%
Q1 2026
+6.1%

Sector allocation

Technology
37%
Industrials
26%
Services media
10%
Consumer discretionary
8%
Other
7%
Healthcare
6%
Financials
6%
Materials
0%

Long book by quarter

$790.8M
Q1 2024
$839.9M
Q2 2024
$938.4M
Q3 2024
$1.06B
Q4 2024
$1.04B
Q1 2025
$1.17B
Q2 2025
$1.32B
Q3 2025
$1.17B
Q4 2025
$1.03B
Q1 2026

What does J. Stern own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
NVDA NVIDIA CORPTechnology619.4K$108.0M10.5%-99.5%
GOOG ALPHABET INC-CL CTechnology317.6K$91.1M8.8%-99.7%
AMZN AMAZON.COM INCConsumer discretionary348.4K$72.6M7.0%-99.6%
APH AMPHENOL CORP-CL ATechnology499.4K$63.1M6.1%-99.3%
HON HONEYWELL INTERNATIONAL INCIndustrials275.2K$62.2M6.0%-99.5%
ETN EATON CORP PLCIndustrials171.5K$61.4M5.9%-99.7%
META META PLATFORMS INC-CLASS ATechnology107.2K$61.4M5.9%-99.8%
MA MASTERCARD INC - AServices media118.6K$59.3M5.7%-99.8%
RTX RTX CORPIndustrials302.1K$58.3M5.6%-99.5%
ICE INTERCONTINENTAL EXCHANGE INFinancials340.0K$53.5M5.2%-99.4%
NKE NIKE INC -CL BOther771.2K$40.7M3.9%-98.4%
XYL XYLEM INCIndustrials287.1K$34.3M3.3%-99.4%
CRM SALESFORCE INCTechnology183.4K$34.2M3.3%-99.6%
DIS WALT DISNEY CO/THEServices media339.6K$32.7M3.2%-99.1%
ABT ABBOTT LABORATORIESHealthcare316.0K$32.4M3.1%-99.2%
OTIS OTIS WORLDWIDE CORPIndustrials394.9K$30.4M3.0%-99.0%
TMO THERMO FISHER SCIENTIFIC INCOther54.8K$27.0M2.6%-99.8%
ZTS ZOETIS INCHealthcare192.2K$22.7M2.2%-99.2%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials9.8K$4.7M0.5%-99.8%
LRCX LAM RESEARCH CORPIndustrials19.7K$4.2M0.4%-99.4%
LLY ELI LILLY & COHealthcare4.5K$4.2M0.4%-99.9%
CDNS CADENCE DESIGN SYS INCTechnology12.5K$3.5M0.3%-99.6%
V VISA INC-CLASS A SHARESServices media10.3K$3.1M0.3%-99.7%
MCD MCDONALD'S CORPConsumer discretionary9.3K$2.9M0.3%-99.6%
EL ESTEE LAUDER COMPANIES-CL AOther39.5K$2.8M0.3%-99.0%
BKNG BOOKING HOLDINGS INCIndustrials669$2.8M0.3%-100.0%
XYZ BLOCK INCTechnology43.8K$2.6M0.3%-98.1%
IDXX IDEXX LABORATORIES INCMaterials4.7K$2.6M0.3%-99.8%
HD HOME DEPOT INCConsumer discretionary7.3K$2.4M0.2%-99.7%
TEL TE CONNECTIVITY PLCConsumer discretionary9.5K$2.0M0.2%-99.5%
ISRG INTUITIVE SURGICAL INCHealthcare4.2K$1.9M0.2%-99.8%
DXCM DEXCOM INCHealthcare26.7K$1.7M0.2%-98.3%
LOW LOWE'S COS INCConsumer discretionary7.0K$1.7M0.2%-99.5%
LIN LINDE PLCMaterials3.1K$1.5M0.1%-99.8%
GOOGL ALPHABET INC-CL ATechnology3.1K$892K0.1%-99.1%
AMAT APPLIED MATERIALS INCTechnology2.3K$786K0.1%-99.7%
BF/B BROWN-FORMAN CORP-CLASS BConsumer staples25.5K$674K0.1%-96.4%
NOC NORTHROP GRUMMAN CORPTechnology740$505K0.0%-99.8%
LMT LOCKHEED MARTIN CORPIndustrials705$426K0.0%-99.8%
SLB SLB LTDEnergy7.4K$380K0.0%New
ADBE ADOBE INCTechnology1.5K$368K0.0%-99.8%
DKNG DRAFTKINGS INC-CL AServices media5.3K$115K0.0%New
ASML ASML HOLDING NV-NY REG SHSIndustrials62$82K0.0%New
MSFT MICROSOFT CORPTechnology200$74K0.0%New
UNP UNION PACIFIC CORPIndustrials140$34K0.0%New
FIS FIDELITY NATIONAL INFO SERVServices media172$8K0.0%New
SOLS SOLSTICE ADV MATERIALS INCMaterials78$6K0.0%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202649$1.03B canonicalSEC ↗
Q4 202513F-HR/ARESTATEMENTFeb 24, 202643$1.17B canonicalSEC ↗
Q4 202513F-HRFeb 17, 202643$1.17B SEC ↗
Q3 202513F-HRNov 14, 202542$1.32B canonicalSEC ↗
Q2 202513F-HRAug 14, 202537$1.17B canonicalSEC ↗
Q1 202513F-HRMay 14, 202536$1.04B canonicalSEC ↗
Q4 202413F-HRFeb 14, 202539$1.06B canonicalSEC ↗
Q3 202413F-HRNov 13, 202443$938.4M canonicalSEC ↗
Q2 202413F-HRAug 14, 202434$839.9M canonicalSEC ↗
Q1 202413F-HRMay 15, 202437$790.8M canonicalSEC ↗