Samjo Management, LLC

Fundamental concentrated ★Highest signal CIK 1986590
League rank
#95
in Fundamental concentrated · #135 overall
Long book
$231.3M
Q1 2026
Positions
55
Top-10 weight
57%
concentration
Last quarter
+33.7%
SPY +14.8%
Turnover
21%
of book per quarter

Strategy in plain words

auto-generated from filings

Samjo Management, LLC is a concentrated fundamental stock-picker, running a $231.3M US long book across 55 positions.

The portfolio is concentrated: the top 10 names carry 57% of the portfolio. Turnover is modest: positions are typically held for years. Current anchor positions: PDF SOLUTIONS INC, ARTERIS INC, GENIUS SPORTS LTD, INSPIRED ENTERTAINMENT INC, POWERFLEET INC.

Over the last 9 quarters its long book ran on average 1.9pp per quarter behind the S&P 500, beating the index in 2 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
+1.5%
Q2 2024
+7.4%
Q3 2024
-8.2%
Q4 2024
-10.3%
Q1 2025
-1.3%
Q2 2025
+8.0%
Q3 2025
+1.9%
Q4 2025
-9.0%
Q1 2026
+33.7%

Sector allocation

Technology
45%
Services media
11%
Financials
10%
Utilities
6%
Consumer discretionary
6%
Energy
5%
Industrials
5%
Other
5%

Long book by quarter

$284.3M
Q1 2024
$268.5M
Q2 2024
$289.8M
Q3 2024
$265.2M
Q4 2024
$235.9M
Q1 2025
$237.0M
Q2 2025
$261.8M
Q3 2025
$258.7M
Q4 2025
$231.3M
Q1 2026

What does Samjo Management, own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
PDFS PDF SOLUTIONS INCTechnology920.0K$30.1M13.0%-20.1%
AIP ARTERIS INCTechnology1.1M$18.8M8.1%+11.4%
GENI GENIUS SPORTS LTDServices media3.8M$16.6M7.2%+90.2%
INSE INSPIRED ENTERTAINMENT INCTechnology2.0M$14.5M6.3%+16.3%
AIOT POWERFLEET INCTechnology4.0M$12.3M5.3%+14.7%
SLB SLB LTDEnergy225.7K$11.6M5.0%-1.2%
CGNT COGNYTE SOFTWARE LTDTechnology958.8K$7.8M3.4%+7.0%
ZETA ZETA GLOBAL HOLDINGS CORP-ATechnology486.6K$7.7M3.3%-7.5%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials15.2K$7.3M3.1%+2.8%
QXO QXO INCConsumer discretionary316.4K$6.1M2.7%-6.2%
KMI KINDER MORGAN INCUtilities180.6K$6.1M2.6%-1.3%
RMNI RIMINI STREET INCServices media1.7M$5.4M2.3%+36.7%
RPC RIDGEPOST CAPITAL INC-AFinancials699.6K$5.1M2.2%+37.1%
AZN ASTRAZENECA PLCHealthcare24.7K$4.8M2.1%New
PACK RANPAK HOLDINGS CORPOther1.3M$4.8M2.1%+103.5%
PAR PAR TECHNOLOGY CORP/DELTechnology308.0K$4.1M1.8%New
EMR EMERSON ELECTRIC COIndustrials29.8K$3.9M1.7%-19.3%
APO APOLLO GLOBAL MANAGEMENT INCFinancials34.4K$3.8M1.7%-0.1%
KKR KKR & CO INCFinancials38.2K$3.5M1.5%-0.1%
JNJ JOHNSON & JOHNSONHealthcare14.0K$3.4M1.5%-4.9%
RTX RTX CORPIndustrials17.5K$3.4M1.5%-9.4%
O6C1 MDXHEALTH1.4M$3.3M1.4%+3.8%
RKT ROCKET COS INC-CLASS AFinancials224.8K$3.2M1.4%+11.0%
DE DEERE & COIndustrials5.6K$3.2M1.4%-12.4%
WMT WALMART INCConsumer discretionary23.4K$2.9M1.3%-7.2%
Q QNITY ELECTRONICS INCTechnology23.2K$2.7M1.2%-20.5%
NEOG NEOGEN CORPMaterials287.5K$2.7M1.2%-39.2%
NEO NEOGENOMICS INCServices media316.7K$2.3M1.0%+11.0%
ASPN ASPEN AEROGELS INCConsumer discretionary645.6K$2.2M1.0%-19.1%
AMBA AMBARELLA INCTechnology41.6K$2.1M0.9%New
SBUX STARBUCKS CORPConsumer discretionary21.3K$1.9M0.8%0.0%
EPD ENTERPRISE PRODUCTS PARTNERSUtilities50.1K$1.9M0.8%Held
CEG CONSTELLATION ENERGYUtilities6.1K$1.7M0.7%Held
PFE PFIZER INCHealthcare59.6K$1.7M0.7%-0.8%
BLND BLEND LABS INC-ATechnology982.5K$1.7M0.7%New
WM WASTE MANAGEMENT INCUtilities6.7K$1.5M0.7%New
WMB WILLIAMS COS INCUtilities20.8K$1.5M0.7%+5.1%
PRMB PRIMO BRANDS CORPConsumer staples78.5K$1.5M0.6%-71.3%
DD DUPONT DE NEMOURS INCMaterials31.0K$1.4M0.6%0.0%
MSFT MICROSOFT CORPTechnology3.6K$1.4M0.6%-29.1%
EXC EXELON CORPUtilities26.6K$1.3M0.6%Held
XYL XYLEM INCIndustrials9.5K$1.1M0.5%-43.7%
DAKT DAKTRONICS INCOther57.5K$1.1M0.5%New
PG PROCTER & GAMBLE CO/THEOther7.7K$1.1M0.5%-23.5%
ET ENERGY TRANSFER LPUtilities40.0K$772K0.3%Held
CTVA CORTEVA INCConsumer staples8.7K$725K0.3%Held
BX BLACKSTONE INCFinancials5.5K$634K0.3%-35.2%
DOW DOW INCMaterials13.0K$542K0.2%Held
GOOGL ALPHABET INC-CL ATechnology1.6K$474K0.2%-2.9%
GOOG ALPHABET INC-CL CTechnology1.6K$473K0.2%-2.9%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202684$231.3M canonicalSEC ↗
Q4 202513F-HR/ARESTATEMENTFeb 17, 202685$258.7M canonicalSEC ↗
Q4 202513F-HRFeb 13, 202679$241.3M SEC ↗
Q3 202513F-HRNov 13, 202586$261.8M canonicalSEC ↗
Q2 202513F-HRAug 13, 202584$237.0M canonicalSEC ↗
Q1 202513F-HRMay 14, 202583$235.9M canonicalSEC ↗
Q4 202413F-HRFeb 13, 202578$265.2M canonicalSEC ↗
Q3 202413F-HRNov 12, 202474$289.8M canonicalSEC ↗
Q2 202413F-HR/ARESTATEMENTAug 13, 202473$268.5M canonicalSEC ↗
Q2 202413F-HRAug 12, 202474$363.1M SEC ↗
Q1 202413F-HRMay 14, 202475$284.3M canonicalSEC ↗