QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Madison Asset Management, LLC's Holding History (CIK: 0001299351)

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

Q3 2025

Shares 7,562 Value ($000) $1,441 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 9,842 Value ($000) $1,768 Avg Close $172.09 Range $155.80 - $180.75

Q1 2025

Shares 10,022 Value ($000) $1,696 Avg Close $161.93 Range $146.66 - $176.41

Q4 2024

Shares 7,817 Value ($000) $1,179 Avg Close $152.61 Range $143.46 - $162.25

Q3 2024

Shares 7,675 Value ($000) $1,192 Avg Close $145.81 Range $132.40 - $155.63

Q1 2020

Shares 24,600 Value ($000) $1,975 Avg Close $92.18 Range $65.22 - $105.64

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	7,562	$1,441	$176.64	$163.92 - $190.64
Q2 2025	9,842	$1,768	$172.09	$155.80 - $180.75
Q1 2025	10,022	$1,696	$161.93	$146.66 - $176.41
Q4 2024	7,817	$1,179	$152.61	$143.46 - $162.25
Q3 2024	7,675	$1,192	$145.81	$132.40 - $155.63
Q1 2020	24,600	$1,975	$92.18	$65.22 - $105.64