INSMED INC

Ticker: INSM CUSIP: 457669307 Class: EQTY

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 15,065,052 Value ($000) $2,621,922 Avg Close $182.48 Range $143.18 - $212.75

Q3 2025

Shares 12,364,904 Value ($000) $1,780,670 Avg Close $122.51 Range $95.01 - $149.08

Q2 2025

Shares 11,142,432 Value ($000) $1,121,374 Avg Close $76.46 Range $60.40 - $106.83

Q1 2025

Shares 16,048,882 Value ($000) $1,224,369 Avg Close $76.49 Range $61.50 - $84.91

Q4 2024

Shares 16,032,944 Value ($000) $1,106,914 Avg Close $72.02 Range $64.86 - $78.83

Q3 2024

Shares 14,970,152 Value ($000) $1,092,821 Avg Close $73.80 Range $61.52 - $80.53

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,065,052	$2,621,922	$182.48	$143.18 - $212.75
Q3 2025	12,364,904	$1,780,670	$122.51	$95.01 - $149.08
Q2 2025	11,142,432	$1,121,374	$76.46	$60.40 - $106.83
Q1 2025	16,048,882	$1,224,369	$76.49	$61.50 - $84.91
Q4 2024	16,032,944	$1,106,914	$72.02	$64.86 - $78.83
Q3 2024	14,970,152	$1,092,821	$73.80	$61.52 - $80.53