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Mesirow Financial Investment Management, Inc.

Location
CHICAGO, IL
Portfolio Value
Mid $3,080,238,031
Diversification
Diversified
Filing Date
Global Rank
#1,027 / 8,700 ▼ 340
Top Industry
Insurance - Diversified 17.2%
Period ended 2 months ago
Filed Jul 22, 2026 · 53d
26 quarters · since Mar 2020

Portfolio Concentration

344 tracked positions · as of Jun 30, 2026 · Δ vs Mar 31, 2026
Top Position
15.9%
−5.5 pts
Top 5
36.8%
−5.7 pts
Top 10
50.5%
−4.4 pts
HHI
462
Sep 2023 → Jun 2026 · range 152 – 655
Diversified−179

Portfolio Trend

26 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2026
Sector % Portfolio Value
Financial Services 28.0% $861,216,193
Technology 22.2% $684,608,525
Industrials 10.8% $331,249,965
Healthcare 8.1% $249,539,823
Unclassified 7.5% $231,015,724
Consumer Cyclical 6.9% $213,191,637
Communication Services 6.1% $189,011,062
Consumer Defensive 4.4% $136,650,598
Energy 3.4% $104,264,430
Basic Materials 1.5% $45,280,532
Utilities 0.8% $25,152,237
Real Estate 0.3% $9,057,305

Last Quarter's Activity

Export CSV
Jun 30, 2026 vs Mar 31, 2026

Added To

Positions the filer increased
25 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
24 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value Open
715,406 $49,712,656
279,982 $35,964,973

Portfolio Positions

Export CSV View 13F filing
344 tracked positions · $3,080,238,031 total · as of Jun 30, 2026
Showing 1–50 of 344 positions by value · page 1 of 7
Ticker Company Shares Value (USD) % of Portfolio History

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.