DEFINITIVE HEALTHCARE CORP

Ticker: DH CUSIP: 24477E103 Class: Common Stock

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

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

Q4 2025

Shares 2,904,688 Value ($000) $8,336 Avg Close $2.77 Range $2.23 - $4.02

Q3 2025

Shares 3,123,380 Value ($000) $12,681 Avg Close $3.99 Range $3.44 - $4.70

Q2 2025

Shares 3,115,568 Value ($000) $12,151 Avg Close $3.15 Range $2.15 - $4.34

Q1 2025

Shares 4,084,694 Value ($000) $11,805 Avg Close $4.06 Range $2.54 - $5.68

Q4 2024

Shares 4,255,833 Value ($000) $17,491 Avg Close $4.37 Range $4.04 - $4.83

Q3 2024

Shares 4,652,288 Value ($000) $20,796 Avg Close $4.69 Range $3.19 - $6.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,904,688	$8,336	$2.77	$2.23 - $4.02
Q3 2025	3,123,380	$12,681	$3.99	$3.44 - $4.70
Q2 2025	3,115,568	$12,151	$3.15	$2.15 - $4.34
Q1 2025	4,084,694	$11,805	$4.06	$2.54 - $5.68
Q4 2024	4,255,833	$17,491	$4.37	$4.04 - $4.83
Q3 2024	4,652,288	$20,796	$4.69	$3.19 - $6.17