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Mesirow Financial Investment Management, Inc.

Position in BLK — BlackRock, Inc.

CIK 1469475 CHICAGO, IL

Position in BLK

as of Mar 31, 2026 · filed Apr 21, 2026
Position Value
$21,999,116
-$1,981,851 QoQ
Shares Held
22,875
+2.1% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.72%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
6 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in BLK Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Mar 31, 2026

Mesirow Financial Investment Management, Inc. holds $52,559,364 across 19 Asset Management names. BLK ranks #1 (41.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BLK
BlackRock, Inc.
This page
22,875 $21,999,116

All Filings in BLK

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6 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $21,999,116 22,875
2025-12-31 $23,980,967 22,405
2025-09-30 $26,219,250 22,489
2025-06-30 $23,314,335 22,220
2025-03-31 $20,880,295 22,061
2024-12-31 $22,594,449 22,041