QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

NUANCE INVESTMENTS, LLC's Holding History (CIK: 0001473182)

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

Q4 2025

Shares 55,556 Value ($000) $9,641 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 30,207 Value ($000) $5,757 Avg Close $176.64 Range $163.92 - $190.64

Q1 2024

Shares 681,636 Value ($000) $90,733 Avg Close $125.21 Range $118.84 - $138.00

Q4 2023

Shares 602,484 Value ($000) $83,070 Avg Close $126.28 Range $114.23 - $136.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	55,556	$9,641	$182.07	$173.39 - $197.55
Q3 2025	30,207	$5,757	$176.64	$163.92 - $190.64
Q1 2024	681,636	$90,733	$125.21	$118.84 - $138.00
Q4 2023	602,484	$83,070	$126.28	$114.23 - $136.42