QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Avidity Partners Management LP's Holding History (CIK: 0001791827)

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

Q4 2022

Shares 258,000 Value ($000) $40,362 Avg Close $135.28 Range $114.90 - $149.06

Q4 2020

Shares 792,100 Value ($000) $94,395 Avg Close $110.49 Range $98.77 - $118.60

Q3 2020

Shares 402,000 Value ($000) $46,025 Avg Close $106.55 Range $93.90 - $118.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	258,000	$40,362	$135.28	$114.90 - $149.06
Q4 2020	792,100	$94,395	$110.49	$98.77 - $118.60
Q3 2020	402,000	$46,025	$106.55	$93.90 - $118.90