MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Calamos Wealth Management LLC's Holding History (CIK: 0001455258)

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

Q4 2025

Shares 19,290 Value ($000) $2,030 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 15,761 Value ($000) $1,323 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 14,410 Value ($000) $1,141 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 18,040 Value ($000) $1,619 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 20,024 Value ($000) $1,992 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 139,512 Value ($000) $15,843 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 121,521 Value ($000) $15,044 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 137,014 Value ($000) $18,079 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 134,092 Value ($000) $14,619 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 135,231 Value ($000) $13,922 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 19,388 Value ($000) $2,237 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 19,102 Value ($000) $2,032 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 19,707 Value ($000) $2,186 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 19,826 Value ($000) $1,707 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 12,520 Value ($000) $1,141 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 12,434 Value ($000) $1,020 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 16,403 Value ($000) $1,257 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 16,096 Value ($000) $1,209 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 16,535 Value ($000) $1,286 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 16,484 Value ($000) $1,271 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 17,785 Value ($000) $1,455 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 15,759 Value ($000) $1,307 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 56,773 Value ($000) $4,390 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 61,050 Value ($000) $4,697 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 59,104 Value ($000) $5,376 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 58,174 Value ($000) $4,897 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 56,952 Value ($000) $4,775 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 57,574 Value ($000) $4,788 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 17,573 Value ($000) $1,343 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 11,890 Value ($000) $843 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 12,227 Value ($000) $742 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 12,491 Value ($000) $681 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 96,956 Value ($000) $5,456 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 108,640 Value ($000) $6,956 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 107,880 Value ($000) $6,914 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 106,396 Value ($000) $6,760 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 104,012 Value ($000) $6,123 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 103,710 Value ($000) $6,473 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 100,075 Value ($000) $5,765 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 95,160 Value ($000) $5,035 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 86,993 Value ($000) $4,595 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 85,122 Value ($000) $4,204 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 82,654 Value ($000) $4,705 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 60,909 Value ($000) $3,501 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 55,680 Value ($000) $3,162 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 56,199 Value ($000) $3,331 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 54,769 Value ($000) $3,168 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 56,754 Value ($000) $3,222 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 56,581 Value ($000) $2,832 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 54,844 Value ($000) $2,611 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 51,513 Value ($000) $2,393 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	19,290	$2,030	$93.24	$81.31 - $107.59
Q3 2025	15,761	$1,323	$81.01	$75.27 - $86.24
Q2 2025	14,410	$1,141	$77.39	$71.26 - $87.25
Q1 2025	18,040	$1,619	$90.12	$78.10 - $99.24
Q4 2024	20,024	$1,992	$98.70	$90.33 - $109.75
Q3 2024	139,512	$15,843	$112.96	$105.16 - $123.40
Q2 2024	121,521	$15,044	$121.72	$114.80 - $127.87
Q1 2024	137,014	$18,079	$115.77	$102.41 - $125.66
Q4 2023	134,092	$14,619	$96.81	$92.34 - $102.48
Q3 2023	135,231	$13,922	$99.84	$95.67 - $106.04
Q2 2023	19,388	$2,237	$104.47	$97.02 - $109.95
Q1 2023	19,102	$2,032	$98.68	$92.86 - $105.40
Q4 2022	19,707	$2,186	$92.80	$77.99 - $103.03
Q3 2022	19,826	$1,707	$80.41	$76.51 - $85.75
Q2 2022	12,520	$1,141	$79.21	$72.83 - $86.09
Q1 2022	12,434	$1,020	$69.85	$64.44 - $74.38
Q4 2021	16,403	$1,257	$69.89	$62.63 - $80.06
Q3 2021	16,096	$1,209	$66.14	$62.09 - $68.78
Q2 2021	16,535	$1,286	$64.14	$59.83 - $67.79
Q1 2021	16,484	$1,271	$63.06	$58.39 - $69.69
Q4 2020	17,785	$1,455	$64.85	$59.73 - $68.80
Q3 2020	15,759	$1,307	$65.93	$60.98 - $70.41
Q2 2020	56,773	$4,390	$62.87	$58.07 - $67.36
Q1 2020	61,050	$4,697	$65.09	$51.91 - $72.71
Q4 2019	59,104	$5,376	$67.55	$62.89 - $73.10
Q3 2019	58,174	$4,897	$65.47	$61.22 - $68.01
Q2 2019	56,952	$4,775	$62.14	$55.86 - $67.34
Q1 2019	57,574	$4,788	$60.29	$55.35 - $64.55
Q4 2018	17,573	$1,343	$56.50	$50.42 - $61.17
Q3 2018	11,890	$843	$50.65	$45.40 - $54.60
Q2 2018	12,227	$742	$44.52	$39.72 - $47.34
Q1 2018	12,491	$681	$42.25	$39.59 - $47.54
Q4 2017	96,956	$5,456	$43.00	$39.63 - $47.96
Q3 2017	108,640	$6,956	$46.68	$44.87 - $49.08
Q2 2017	107,880	$6,914	$46.54	$45.06 - $48.72
Q1 2017	106,396	$6,760	$46.06	$42.70 - $48.31
Q4 2016	104,012	$6,123	$44.08	$41.83 - $46.98
Q3 2016	103,710	$6,473	$43.73	$40.74 - $45.59
Q2 2016	100,075	$5,765	$39.48	$37.06 - $41.09
Q1 2016	95,160	$5,035	$36.03	$33.60 - $37.88
Q4 2015	86,993	$4,595	$36.77	$33.58 - $38.73
Q3 2015	85,122	$4,204	$38.40	$31.46 - $41.36
Q2 2015	82,654	$4,705	$40.23	$38.42 - $42.17
Q1 2015	60,909	$3,501	$40.30	$37.94 - $43.13
Q4 2014	55,680	$3,162	$39.35	$35.32 - $41.85
Q3 2014	56,199	$3,331	$39.37	$37.12 - $41.03
Q2 2014	54,769	$3,168	$37.96	$36.06 - $39.67
Q1 2014	56,754	$3,222	$35.76	$32.43 - $37.92
Q4 2013	56,581	$2,832	$31.29	$29.09 - $32.94
Q3 2013	54,844	$2,611	$30.97	$29.74 - $31.75
Q2 2013	51,513	$2,393	$30.02	$28.02 - $32.11