QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Advisors Asset Management, Inc.'s Holding History (CIK: 0001297376)

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

Q4 2025

Shares 12,096 Value ($000) $2,099 Avg Close $182.07 Range $173.39 - $197.55

Q3 2025

Shares 17,542 Value ($000) $3,343 Avg Close $176.64 Range $163.92 - $190.64

Q2 2025

Shares 21,220 Value ($000) $3,812 Avg Close $172.09 Range $155.80 - $180.75

Q1 2025

Shares 29,299 Value ($000) $4,957 Avg Close $161.93 Range $146.66 - $176.41

Q4 2024

Shares 37,252 Value ($000) $5,620 Avg Close $152.61 Range $143.46 - $162.25

Q3 2024

Shares 43,970 Value ($000) $6,826 Avg Close $145.81 Range $132.40 - $155.63

Q2 2024

Shares 45,426 Value ($000) $6,218 Avg Close $132.98 Range $121.83 - $141.45

Q1 2024

Shares 47,878 Value ($000) $6,373 Avg Close $125.21 Range $118.84 - $138.00

Q4 2023

Shares 43,237 Value ($000) $5,962 Avg Close $126.28 Range $114.23 - $136.42

Q3 2023

Shares 46,514 Value ($000) $5,668 Avg Close $127.23 Range $116.28 - $139.06

Q2 2023

Shares 46,704 Value ($000) $6,565 Avg Close $130.98 Range $123.12 - $141.24

Q1 2023

Shares 49,761 Value ($000) $7,040 Avg Close $135.20 Range $123.25 - $148.14

Q4 2022

Shares 51,489 Value ($000) $8,055 Avg Close $135.28 Range $114.90 - $149.06

Q3 2022

Shares 61,306 Value ($000) $7,522 Avg Close $123.30 Range $112.74 - $133.75

Q2 2022

Shares 62,111 Value ($000) $8,260 Avg Close $126.95 Range $116.79 - $135.49

Q1 2022

Shares 66,421 Value ($000) $9,090 Avg Close $129.14 Range $116.62 - $159.25

Q4 2021

Shares 67,140 Value ($000) $11,616 Avg Close $140.46 Range $128.33 - $160.79

Q3 2021

Shares 62,208 Value ($000) $9,039 Avg Close $134.48 Range $120.64 - $147.59

Q2 2021

Shares 58,560 Value ($000) $7,728 Avg Close $119.77 Range $115.00 - $130.65

Q1 2021

Shares 55,664 Value ($000) $7,144 Avg Close $112.12 Range $103.22 - $122.67

Q4 2020

Shares 49,882 Value ($000) $5,944 Avg Close $110.49 Range $98.77 - $118.60

Q3 2020

Shares 46,741 Value ($000) $5,351 Avg Close $106.55 Range $93.90 - $118.90

Q2 2020

Shares 43,442 Value ($000) $4,951 Avg Close $95.20 Range $65.05 - $112.22

Q1 2020

Shares 40,241 Value ($000) $3,231 Avg Close $92.18 Range $65.22 - $105.64

Q4 2019

Shares 34,006 Value ($000) $3,632 Avg Close $92.43 Range $88.27 - $96.58

Q3 2019

Shares 28,498 Value ($000) $3,050 Avg Close $90.53 Range $85.50 - $95.23

Q2 2019

Shares 27,974 Value ($000) $2,848 Avg Close $84.30 Range $73.99 - $89.95

Q1 2019

Shares 28,980 Value ($000) $2,606 Avg Close $75.54 Range $69.30 - $79.02

Q4 2018

Shares 30,985 Value ($000) $2,580 Avg Close $81.26 Range $68.45 - $93.85

Q3 2018

Shares 33,465 Value ($000) $3,611 Avg Close $94.62 Range $90.13 - $99.79

Q2 2018

Shares 33,652 Value ($000) $3,700 Avg Close $89.48 Range $82.55 - $100.07

Q1 2018

Shares 38,255 Value ($000) $3,942 Avg Close $87.50 Range $81.42 - $92.99

Q4 2017

Shares 39,229 Value ($000) $3,864 Avg Close $80.65 Range $76.65 - $87.31

Q3 2017

Shares 40,216 Value ($000) $3,766 Avg Close $89.87 Range $77.62 - $95.26

Q2 2017

Shares 38,120 Value ($000) $4,237 Avg Close $89.16 Range $81.72 - $94.33

Q1 2017

Shares 38,203 Value ($000) $3,751 Avg Close $80.00 Range $75.65 - $83.94

Q4 2016

Shares 29,944 Value ($000) $2,752 Avg Close $71.99 Range $66.09 - $78.16

Q3 2016

Shares 24,059 Value ($000) $2,036 Avg Close $69.82 Range $66.73 - $72.20

Q2 2016

Shares 12,306 Value ($000) $1,002 Avg Close $62.99 Range $58.34 - $67.34

Q1 2016

Shares 9,571 Value ($000) $684 Avg Close $55.15 Range $49.08 - $59.76

Q4 2015

Shares 5,970 Value ($000) $425 Avg Close $54.99 Range $49.21 - $59.25

Q3 2015

Shares 4,068 Value ($000) $250 Avg Close $56.82 Range $48.84 - $61.18

Q2 2015

Shares 6,736 Value ($000) $488 Avg Close $59.70 Range $56.18 - $71.98

Q1 2015

Shares 8,931 Value ($000) $686 Avg Close $57.60 Range $52.93 - $63.03

Q4 2014

Shares 9,296 Value ($000) $623 Avg Close $50.52 Range $45.06 - $54.86

Q3 2014

Shares 9,091 Value ($000) $552 Avg Close $49.06 Range $46.54 - $51.28

Q2 2014

Shares 11,700 Value ($000) $687 Avg Close $46.37 Range $43.49 - $49.44

Q1 2014

Shares 7,371 Value ($000) $427 Avg Close $42.22 Range $39.75 - $47.66

Q4 2013

Shares 5,781 Value ($000) $310 Avg Close $46.46 Range $41.12 - $50.21

Q3 2013

Shares 6,438 Value ($000) $398 Avg Close $46.67 Range $44.29 - $48.97

Q2 2013

Shares 7,585 Value ($000) $460 Avg Close $46.22 Range $42.87 - $49.18

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,096	$2,099	$182.07	$173.39 - $197.55
Q3 2025	17,542	$3,343	$176.64	$163.92 - $190.64
Q2 2025	21,220	$3,812	$172.09	$155.80 - $180.75
Q1 2025	29,299	$4,957	$161.93	$146.66 - $176.41
Q4 2024	37,252	$5,620	$152.61	$143.46 - $162.25
Q3 2024	43,970	$6,826	$145.81	$132.40 - $155.63
Q2 2024	45,426	$6,218	$132.98	$121.83 - $141.45
Q1 2024	47,878	$6,373	$125.21	$118.84 - $138.00
Q4 2023	43,237	$5,962	$126.28	$114.23 - $136.42
Q3 2023	46,514	$5,668	$127.23	$116.28 - $139.06
Q2 2023	46,704	$6,565	$130.98	$123.12 - $141.24
Q1 2023	49,761	$7,040	$135.20	$123.25 - $148.14
Q4 2022	51,489	$8,055	$135.28	$114.90 - $149.06
Q3 2022	61,306	$7,522	$123.30	$112.74 - $133.75
Q2 2022	62,111	$8,260	$126.95	$116.79 - $135.49
Q1 2022	66,421	$9,090	$129.14	$116.62 - $159.25
Q4 2021	67,140	$11,616	$140.46	$128.33 - $160.79
Q3 2021	62,208	$9,039	$134.48	$120.64 - $147.59
Q2 2021	58,560	$7,728	$119.77	$115.00 - $130.65
Q1 2021	55,664	$7,144	$112.12	$103.22 - $122.67
Q4 2020	49,882	$5,944	$110.49	$98.77 - $118.60
Q3 2020	46,741	$5,351	$106.55	$93.90 - $118.90
Q2 2020	43,442	$4,951	$95.20	$65.05 - $112.22
Q1 2020	40,241	$3,231	$92.18	$65.22 - $105.64
Q4 2019	34,006	$3,632	$92.43	$88.27 - $96.58
Q3 2019	28,498	$3,050	$90.53	$85.50 - $95.23
Q2 2019	27,974	$2,848	$84.30	$73.99 - $89.95
Q1 2019	28,980	$2,606	$75.54	$69.30 - $79.02
Q4 2018	30,985	$2,580	$81.26	$68.45 - $93.85
Q3 2018	33,465	$3,611	$94.62	$90.13 - $99.79
Q2 2018	33,652	$3,700	$89.48	$82.55 - $100.07
Q1 2018	38,255	$3,942	$87.50	$81.42 - $92.99
Q4 2017	39,229	$3,864	$80.65	$76.65 - $87.31
Q3 2017	40,216	$3,766	$89.87	$77.62 - $95.26
Q2 2017	38,120	$4,237	$89.16	$81.72 - $94.33
Q1 2017	38,203	$3,751	$80.00	$75.65 - $83.94
Q4 2016	29,944	$2,752	$71.99	$66.09 - $78.16
Q3 2016	24,059	$2,036	$69.82	$66.73 - $72.20
Q2 2016	12,306	$1,002	$62.99	$58.34 - $67.34
Q1 2016	9,571	$684	$55.15	$49.08 - $59.76
Q4 2015	5,970	$425	$54.99	$49.21 - $59.25
Q3 2015	4,068	$250	$56.82	$48.84 - $61.18
Q2 2015	6,736	$488	$59.70	$56.18 - $71.98
Q1 2015	8,931	$686	$57.60	$52.93 - $63.03
Q4 2014	9,296	$623	$50.52	$45.06 - $54.86
Q3 2014	9,091	$552	$49.06	$46.54 - $51.28
Q2 2014	11,700	$687	$46.37	$43.49 - $49.44
Q1 2014	7,371	$427	$42.22	$39.75 - $47.66
Q4 2013	5,781	$310	$46.46	$41.12 - $50.21
Q3 2013	6,438	$398	$46.67	$44.29 - $48.97
Q2 2013	7,585	$460	$46.22	$42.87 - $49.18