QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Scarborough Advisors, LLC's Holding History (CIK: 0001815355)

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

Q4 2025

Shares 37 Value ($000) $6 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 37 Value ($000) $7 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 37 Value ($000) $7 Avg Close $172.09 Range $155.80 - $180.75

Q2 2024

Shares 46 Value ($000) $6 Avg Close $132.98 Range $121.83 - $141.45

Q1 2024

Shares 45 Value ($000) $6 Avg Close $125.21 Range $118.84 - $138.00

Q4 2023

Shares 44 Value ($000) $6 Avg Close $126.28 Range $114.23 - $136.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	37	$6	$182.07	$173.39 - $197.55
Q3 2025	37	$7	$176.64	$163.92 - $190.64
Q2 2025	37	$7	$172.09	$155.80 - $180.75
Q2 2024	46	$6	$132.98	$121.83 - $141.45
Q1 2024	45	$6	$125.21	$118.84 - $138.00
Q4 2023	44	$6	$126.28	$114.23 - $136.42