QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

GTS SECURITIES LLC's Holding History (CIK: 0001452765)

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

Q4 2025

Shares 1,270 Value ($000) $220 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 1,173 Value ($000) $224 Avg Close $176.64 Range $163.92 - $190.64

Q1 2025

Shares 1,481 Value ($000) $251 Avg Close $161.93 Range $146.66 - $176.41

Q3 2024

Shares 2,842 Value ($000) $441 Avg Close $145.81 Range $132.40 - $155.63

Q1 2024

Shares 5,827 Value ($000) $776 Avg Close $125.21 Range $118.84 - $138.00

Q4 2023

Shares 2,302 Value ($000) $317 Avg Close $126.28 Range $114.23 - $136.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,270	$220	$182.07	$173.39 - $197.55
Q3 2025	1,173	$224	$176.64	$163.92 - $190.64
Q1 2025	1,481	$251	$161.93	$146.66 - $176.41
Q3 2024	2,842	$441	$145.81	$132.40 - $155.63
Q1 2024	5,827	$776	$125.21	$118.84 - $138.00
Q4 2023	2,302	$317	$126.28	$114.23 - $136.42