BLACKROCK INC

Ticker: BLK CUSIP: 09290D101 Class: Common Stock

Mesirow Financial Investment Management, Inc.'s Holding History (CIK: 0001469475)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 22,405 Value ($000) $23,981 Avg Close $1089.41 Range $985.78 - $1214.03

Q3 2025

Shares 22,489 Value ($000) $26,219 Avg Close $1108.77 Range $1023.93 - $1177.77

Q2 2025

Shares 22,220 Value ($000) $23,314 Avg Close $933.09 Range $762.34 - $1044.14

Q1 2025

Shares 22,061 Value ($000) $20,880 Avg Close $961.85 Range $885.02 - $1062.44

Q4 2024

Shares 22,041 Value ($000) $22,594 Avg Close $991.05 Range $896.06 - $1060.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,405	$23,981	$1089.41	$985.78 - $1214.03
Q3 2025	22,489	$26,219	$1108.77	$1023.93 - $1177.77
Q2 2025	22,220	$23,314	$933.09	$762.34 - $1044.14
Q1 2025	22,061	$20,880	$961.85	$885.02 - $1062.44
Q4 2024	22,041	$22,594	$991.05	$896.06 - $1060.71