QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

GF FUND MANAGEMENT CO. LTD.'s Holding History (CIK: 0002057060)

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

Q4 2025

Shares 3,016 Value ($000) $523 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 3,071 Value ($000) $585 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 2,773 Value ($000) $498 Avg Close $172.09 Range $155.80 - $180.75

Q1 2025

Shares 2,793 Value ($000) $473 Avg Close $161.93 Range $146.66 - $176.41

Q4 2024

Shares 2,793 Value ($000) $421 Avg Close $152.61 Range $143.46 - $162.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,016	$523	$182.07	$173.39 - $197.55
Q3 2025	3,071	$585	$176.64	$163.92 - $190.64
Q2 2025	2,773	$498	$172.09	$155.80 - $180.75
Q1 2025	2,793	$473	$161.93	$146.66 - $176.41
Q4 2024	2,793	$421	$152.61	$143.46 - $162.25