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13F-HR filed by Mesirow Financial Investment Management, Inc.

Mesirow Financial Investment Management, Inc. filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-04-21, with 517 holding rows worth $6,175,289,814.

Accession
0001469475-26-000002
Filed
2026-04-21
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A holdings report, 517 entries on the cover page, a total value of $6,175,289,814 stated on the cover page (in dollars after the unit check, H1), rows summing to $6,175,289,814 with VALUE read as dollars as filed, 13F file number 028-13776. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ENERGY VAULT HOLDINGS INC29280W109COM50,100$165,330dollars as filed
AURORA INNOVATION INC CLASS A COM051774107Stock36,087$148,679dollars as filed
CHICAGO ATLANTIC BDC INC828174102COM12,433$116,124dollars as filed
BLACKROCK CORPORATE HIGH YIELD09255P107COM11,600$98,832dollars as filed
CHAMPIONS ONCOLOGY INC15870P307COM NEW15,800$90,850dollars as filed
INTENSITY THERAPEUTICS INC45828J202COM NEW14,118$83,014dollars as filed
INDUSTRIAL LOGISTICS PPTYS T456237106COM SHS BEN INT14,076$79,953dollars as filed
KORU MEDICAL SYSTEMS INC759910102COMMON STOCK16,459$71,103dollars as filed
PUTNAM MANAGED MUN INCOME TR746823103COM10,199$62,724dollars as filed
ESPERION THERAPEUTICS INC NEW COM29664W105Stock20,000$54,800dollars as filed
LIQTECH INTL INC53632A300COM25,737$49,157dollars as filed
INSPIREMD INC45779A846COM30,000$48,900dollars as filed
LINEAGE CELL THERAPEUTICS IN53566P109COMMON STOCK30,500$48,190dollars as filed
MFS HIGH YIELD MUNICIPAL TRUST59318E102SH BEN INT11,835$42,371dollars as filed
THREDUP INC CLASS A88556E102COMMON STOCK10,693$35,073dollars as filed
DOUGLAS ELLIMAN INC25961D105COM18,500$30,340dollars as filed
ACUMEN PHARMACEUTICALS INC00509G209CMN11,305$26,680dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001469475-26-000002this filing2026-04-21acceptance time not in the bulk data set