QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Wealthfront Advisers LLC's Holding History (CIK: 0001763921)

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

Q4 2025

Shares 23,300 Value ($000) $4,043 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 23,930 Value ($000) $4,561 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 23,450 Value ($000) $4,212 Avg Close $172.09 Range $155.80 - $180.75

Q1 2025

Shares 23,281 Value ($000) $3,939 Avg Close $161.93 Range $146.66 - $176.41

Q4 2024

Shares 23,480 Value ($000) $3,542 Avg Close $152.61 Range $143.46 - $162.25

Q3 2024

Shares 24,389 Value ($000) $3,786 Avg Close $145.81 Range $132.40 - $155.63

Q2 2024

Shares 21,969 Value ($000) $3,007 Avg Close $132.98 Range $121.83 - $141.45

Q1 2024

Shares 18,731 Value ($000) $2,493 Avg Close $125.21 Range $118.84 - $138.00

Q4 2023

Shares 20,110 Value ($000) $2,773 Avg Close $126.28 Range $114.23 - $136.42

Q3 2023

Shares 18,406 Value ($000) $2,243 Avg Close $127.23 Range $116.28 - $139.06

Q2 2023

Shares 19,106 Value ($000) $2,686 Avg Close $130.98 Range $123.12 - $141.24

Q1 2023

Shares 27,206 Value ($000) $3,849 Avg Close $135.20 Range $123.25 - $148.14

Q4 2022

Shares 27,936 Value ($000) $4,370 Avg Close $135.28 Range $114.90 - $149.06

Q3 2022

Shares 27,350 Value ($000) $3,356 Avg Close $123.30 Range $112.74 - $133.75

Q2 2022

Shares 47,141 Value ($000) $6,269 Avg Close $126.95 Range $116.79 - $135.49

Q1 2022

Shares 45,751 Value ($000) $6,261 Avg Close $129.14 Range $116.62 - $159.25

Q4 2021

Shares 16,413 Value ($000) $2,840 Avg Close $140.46 Range $128.33 - $160.79

Q3 2021

Shares 11,825 Value ($000) $1,718 Avg Close $134.48 Range $120.64 - $147.59

Q2 2021

Shares 6,355 Value ($000) $839 Avg Close $119.77 Range $115.00 - $130.65

Q1 2021

Shares 2,757 Value ($000) $354 Avg Close $112.12 Range $103.22 - $122.67

Q4 2020

Shares 2,352 Value ($000) $280 Avg Close $110.49 Range $98.77 - $118.60

Q3 2020

Shares 2,344 Value ($000) $268 Avg Close $106.55 Range $93.90 - $118.90

Q2 2020

Shares 2,350 Value ($000) $268 Avg Close $95.20 Range $65.05 - $112.22

Q1 2020

Shares 2,526 Value ($000) $203 Avg Close $92.18 Range $65.22 - $105.64

Q4 2019

Shares 2,803 Value ($000) $299 Avg Close $92.43 Range $88.27 - $96.58

Q3 2019

Shares 2,975 Value ($000) $318 Avg Close $90.53 Range $85.50 - $95.23

Q2 2019

Shares 2,609 Value ($000) $266 Avg Close $84.30 Range $73.99 - $89.95

Q1 2019

Shares 2,491 Value ($000) $224 Avg Close $75.54 Range $69.30 - $79.02

Q4 2018

Shares 2,746 Value ($000) $229 Avg Close $81.26 Range $68.45 - $93.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,300	$4,043	$182.07	$173.39 - $197.55
Q3 2025	23,930	$4,561	$176.64	$163.92 - $190.64
Q2 2025	23,450	$4,212	$172.09	$155.80 - $180.75
Q1 2025	23,281	$3,939	$161.93	$146.66 - $176.41
Q4 2024	23,480	$3,542	$152.61	$143.46 - $162.25
Q3 2024	24,389	$3,786	$145.81	$132.40 - $155.63
Q2 2024	21,969	$3,007	$132.98	$121.83 - $141.45
Q1 2024	18,731	$2,493	$125.21	$118.84 - $138.00
Q4 2023	20,110	$2,773	$126.28	$114.23 - $136.42
Q3 2023	18,406	$2,243	$127.23	$116.28 - $139.06
Q2 2023	19,106	$2,686	$130.98	$123.12 - $141.24
Q1 2023	27,206	$3,849	$135.20	$123.25 - $148.14
Q4 2022	27,936	$4,370	$135.28	$114.90 - $149.06
Q3 2022	27,350	$3,356	$123.30	$112.74 - $133.75
Q2 2022	47,141	$6,269	$126.95	$116.79 - $135.49
Q1 2022	45,751	$6,261	$129.14	$116.62 - $159.25
Q4 2021	16,413	$2,840	$140.46	$128.33 - $160.79
Q3 2021	11,825	$1,718	$134.48	$120.64 - $147.59
Q2 2021	6,355	$839	$119.77	$115.00 - $130.65
Q1 2021	2,757	$354	$112.12	$103.22 - $122.67
Q4 2020	2,352	$280	$110.49	$98.77 - $118.60
Q3 2020	2,344	$268	$106.55	$93.90 - $118.90
Q2 2020	2,350	$268	$95.20	$65.05 - $112.22
Q1 2020	2,526	$203	$92.18	$65.22 - $105.64
Q4 2019	2,803	$299	$92.43	$88.27 - $96.58
Q3 2019	2,975	$318	$90.53	$85.50 - $95.23
Q2 2019	2,609	$266	$84.30	$73.99 - $89.95
Q1 2019	2,491	$224	$75.54	$69.30 - $79.02
Q4 2018	2,746	$229	$81.26	$68.45 - $93.85