North Star Investment Management Corp.

Diversified mechanical Mechanical CIK 1342857
League rank
#136
in Diversified mechanical · #2815 overall
Long book
$1.65B
Q1 2026
Positions
1700
Top-10 weight
29%
concentration
Last quarter
+12.7%
SPY +14.8%
Turnover
20%
of book per quarter

Strategy in plain words

auto-generated from filings

North Star Investment Management Corp. is a mechanically diversified allocator, running a $1.65B US long book across 1700 positions.

The portfolio is moderately concentrated (top 10 ≈ 29% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: JPMORGAN CHASE & CO, APPLE INC, VANGUARD S/T CORP BOND ETF, ISHARES S&P 500 GROWTH ETF, VANGUARD TOTAL STOCK MKT ETF.

Over the last 9 quarters its long book ran on average 0.8pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+0.8%
Q2 2024
+7.6%
Q3 2024
+0.7%
Q4 2024
-2.8%
Q1 2025
+6.3%
Q2 2025
+8.1%
Q3 2025
+1.7%
Q4 2025
-1.8%
Q1 2026
+12.7%

Sector allocation

Financials
24%
Technology
20%
Industrials
13%
Healthcare
9%
Consumer discretionary
8%
Other
7%
Services media
6%
Utilities
6%

Long book by quarter

$1.40B
Q1 2024
$1.36B
Q2 2024
$1.45B
Q3 2024
$1.44B
Q4 2024
$1.37B
Q1 2025
$1.43B
Q2 2025
$1.56B
Q3 2025
$1.59B
Q4 2025
$1.65B
Q1 2026

What does North Star own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
JPM JPMORGAN CHASE & COFinancials264.1K$77.7M4.7%-0.3%
AAPL APPLE INCTechnology234.8K$59.6M3.6%-1.2%
MSFT MICROSOFT CORPTechnology96.5K$35.7M2.2%+0.9%
ORI OLD REPUBLIC INTL CORPFinancials799.2K$31.9M1.9%+2.3%
BX BLACKSTONE INCFinancials170.0K$19.5M1.2%+6.2%
GOOGL ALPHABET INC-CL ATechnology66.0K$19.0M1.1%-2.6%
ABBV ABBVIE INCHealthcare75.4K$16.4M1.0%-1.4%
JNJ JOHNSON & JOHNSONHealthcare57.1K$14.0M0.8%+0.3%
ORCL ORACLE CORPTechnology93.3K$13.7M0.8%+0.3%
UNP UNION PACIFIC CORPIndustrials56.0K$13.6M0.8%0.0%
AMZN AMAZON.COM INCConsumer discretionary63.7K$13.3M0.8%-3.7%
ACU ACME UNITED CORPIndustrials252.6K$11.3M0.7%0.0%
COST COSTCO WHOLESALE CORPConsumer discretionary10.7K$10.7M0.6%+0.3%
GOOG ALPHABET INC-CL CTechnology35.1K$10.1M0.6%-3.5%
XOM EXXON MOBIL CORPEnergy57.7K$9.8M0.6%-0.5%
BAC BANK OF AMERICA CORPFinancials198.6K$9.7M0.6%-0.1%
KKR KKR & CO INCFinancials99.6K$9.2M0.6%-8.6%
SII SPROTT INCFinancials64.3K$9.2M0.6%-8.5%
SPHR SPHERE ENTERTAINMENT COServices media77.8K$9.1M0.6%-26.7%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials18.6K$8.9M0.5%+3.0%
FITB FIFTH THIRD BANCORPFinancials189.9K$8.8M0.5%+65.4%
CAT CATERPILLAR INCIndustrials11.8K$8.4M0.5%+0.3%
AMGN AMGEN INCHealthcare22.4K$7.9M0.5%-1.6%
LLY ELI LILLY & COHealthcare8.4K$7.7M0.5%-2.1%
PEP PEPSICO INCConsumer staples47.6K$7.4M0.4%-0.2%
CSCO CISCO SYSTEMS INCTechnology95.0K$7.4M0.4%-2.3%
ESCA ESCALADE INCOther422.3K$7.3M0.4%-1.3%
MRK MERCK & CO. INC.Healthcare57.5K$6.9M0.4%-0.2%
LINC LINCOLN EDUCATIONAL SERVICESServices media168.3K$6.8M0.4%+17.4%
PAYX PAYCHEX INCServices media72.8K$6.7M0.4%0.0%
AJG ARTHUR J GALLAGHER & COFinancials30.4K$6.6M0.4%0.0%
WMT WALMART INCConsumer discretionary51.8K$6.4M0.4%+0.1%
ABT ABBOTT LABORATORIESHealthcare62.6K$6.4M0.4%-2.2%
BLBD BLUE BIRD CORPIndustrials110.6K$6.3M0.4%-1.9%
WHG WESTWOOD HOLDINGS GROUP INCFinancials380.8K$6.3M0.4%+2.4%
RCKY ROCKY BRANDS INCOther154.2K$6.0M0.4%-18.9%
MCD MCDONALD'S CORPConsumer discretionary18.8K$5.8M0.4%+0.6%
BOOT BOOT BARN HOLDINGS INCConsumer discretionary39.4K$5.8M0.3%0.0%
PG PROCTER & GAMBLE CO/THEOther39.8K$5.8M0.3%-0.9%
SGC SUPERIOR GROUP OF COS INCOther537.5K$5.5M0.3%+8.6%
TMO THERMO FISHER SCIENTIFIC INCOther10.7K$5.3M0.3%-0.2%
NVDA NVIDIA CORPTechnology30.0K$5.2M0.3%+0.3%
KEX KIRBY CORPIndustrials39.3K$5.2M0.3%-18.6%
AMD ADVANCED MICRO DEVICESTechnology25.6K$5.2M0.3%-20.3%
LYTS LSI INDUSTRIES INCIndustrials276.5K$5.1M0.3%+40.7%
PFE PFIZER INCHealthcare181.0K$5.1M0.3%+12.2%
QCOM QUALCOMM INCTechnology39.1K$5.0M0.3%+0.5%
CVX CHEVRON CORPEnergy23.5K$4.9M0.3%+3.8%
DCI DONALDSON CO INCIndustrials56.3K$4.8M0.3%Held
KO COCA-COLA CO/THEConsumer staples62.4K$4.7M0.3%+2.0%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRApr 23, 20261700$1.65B canonicalSEC ↗
Q4 202513F-HRJan 30, 20261570$1.59B canonicalSEC ↗
Q3 202513F-HROct 22, 20251321$1.56B canonicalSEC ↗
Q2 202513F-HRJul 15, 20251214$1.43B canonicalSEC ↗
Q1 202513F-HRApr 17, 20251204$1.37B canonicalSEC ↗
Q4 202413F-HRFeb 10, 20251221$1.44B canonicalSEC ↗
Q3 202413F-HROct 30, 20241189$1.45B canonicalSEC ↗
Q2 202413F-HRAug 6, 20241165$1.36B canonicalSEC ↗
Q1 202413F-HRApr 30, 20241239$1.40B canonicalSEC ↗