QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

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

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

Q4 2025

Shares 9,459,218 Value ($000) $1,641,458 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 10,002,035 Value ($000) $1,906,188 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 10,312,975 Value ($000) $1,852,520 Avg Close $172.09 Range $155.80 - $180.75

Q1 2025

Shares 10,097,310 Value ($000) $1,708,465 Avg Close $161.93 Range $146.66 - $176.41

Q4 2024

Shares 10,124,677 Value ($000) $1,527,409 Avg Close $152.61 Range $143.46 - $162.25

Q3 2024

Shares 10,138,146 Value ($000) $1,573,947 Avg Close $145.81 Range $132.40 - $155.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,459,218	$1,641,458	$182.07	$173.39 - $197.55
Q3 2025	10,002,035	$1,906,188	$176.64	$163.92 - $190.64
Q2 2025	10,312,975	$1,852,520	$172.09	$155.80 - $180.75
Q1 2025	10,097,310	$1,708,465	$161.93	$146.66 - $176.41
Q4 2024	10,124,677	$1,527,409	$152.61	$143.46 - $162.25
Q3 2024	10,138,146	$1,573,947	$145.81	$132.40 - $155.63