MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Kovack Advisors, Inc.'s Holding History (CIK: 0001728321)

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

Q4 2025

Shares 21,536 Value ($000) $2,267 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 8,529 Value ($000) $716 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 11,673 Value ($000) $924 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 13,081 Value ($000) $1,174 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 15,335 Value ($000) $1,526 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 23,905 Value ($000) $2,715 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 25,969 Value ($000) $3,215 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 25,896 Value ($000) $3,417 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 23,833 Value ($000) $2,598 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 24,076 Value ($000) $2,479 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 23,361 Value ($000) $2,696 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 20,195 Value ($000) $2,149 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 20,743 Value ($000) $2,301 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 21,396 Value ($000) $1,843 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 23,874 Value ($000) $2,177 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 23,085 Value ($000) $1,894 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 22,384 Value ($000) $1,716 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 21,209 Value ($000) $1,593 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 19,972 Value ($000) $1,553 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 19,101 Value ($000) $1,472 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 16,117 Value ($000) $1,318 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 16,187 Value ($000) $1,343 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 16,360 Value ($000) $1,265 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 18,743 Value ($000) $1,442 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 19,948 Value ($000) $1,814 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 18,694 Value ($000) $1,574 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 17,887 Value ($000) $1,500 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 17,487 Value ($000) $1,454 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 18,119 Value ($000) $1,384 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 16,435 Value ($000) $1,166 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 14,818 Value ($000) $899 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 19,274 Value ($000) $1,050 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 19,428 Value ($000) $1,093 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 14,507 Value ($000) $929 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 15,345 Value ($000) $983 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 13,040 Value ($000) $829 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 14,764 Value ($000) $869 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 12,017 Value ($000) $750 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 5,534 Value ($000) $319 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 5,840 Value ($000) $309 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 6,599 Value ($000) $349 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 8,045 Value ($000) $397 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 5,811 Value ($000) $331 Avg Close $40.23 Range $38.42 - $42.17

Q4 2014

Shares 3,588 Value ($000) $204 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 3,925 Value ($000) $233 Avg Close $39.37 Range $37.12 - $41.03

Q1 2014

Shares 4,022 Value ($000) $213 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 4,817 Value ($000) $241 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 5,012 Value ($000) $239 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 6,182 Value ($000) $287 Avg Close $30.02 Range $28.02 - $32.11

Q1 2013

Shares 7,671 Value ($000) $339 Avg Close $27.22 Range $25.89 - $28.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	21,536	$2,267	$93.24	$81.31 - $107.59
Q3 2025	8,529	$716	$81.01	$75.27 - $86.24
Q2 2025	11,673	$924	$77.39	$71.26 - $87.25
Q1 2025	13,081	$1,174	$90.12	$78.10 - $99.24
Q4 2024	15,335	$1,526	$98.70	$90.33 - $109.75
Q3 2024	23,905	$2,715	$112.96	$105.16 - $123.40
Q2 2024	25,969	$3,215	$121.72	$114.80 - $127.87
Q1 2024	25,896	$3,417	$115.77	$102.41 - $125.66
Q4 2023	23,833	$2,598	$96.81	$92.34 - $102.48
Q3 2023	24,076	$2,479	$99.84	$95.67 - $106.04
Q2 2023	23,361	$2,696	$104.47	$97.02 - $109.95
Q1 2023	20,195	$2,149	$98.68	$92.86 - $105.40
Q4 2022	20,743	$2,301	$92.80	$77.99 - $103.03
Q3 2022	21,396	$1,843	$80.41	$76.51 - $85.75
Q2 2022	23,874	$2,177	$79.21	$72.83 - $86.09
Q1 2022	23,085	$1,894	$69.85	$64.44 - $74.38
Q4 2021	22,384	$1,716	$69.89	$62.63 - $80.06
Q3 2021	21,209	$1,593	$66.14	$62.09 - $68.78
Q2 2021	19,972	$1,553	$64.14	$59.83 - $67.79
Q1 2021	19,101	$1,472	$63.06	$58.39 - $69.69
Q4 2020	16,117	$1,318	$64.85	$59.73 - $68.80
Q3 2020	16,187	$1,343	$65.93	$60.98 - $70.41
Q2 2020	16,360	$1,265	$62.87	$58.07 - $67.36
Q1 2020	18,743	$1,442	$65.09	$51.91 - $72.71
Q4 2019	19,948	$1,814	$67.55	$62.89 - $73.10
Q3 2019	18,694	$1,574	$65.47	$61.22 - $68.01
Q2 2019	17,887	$1,500	$62.14	$55.86 - $67.34
Q1 2019	17,487	$1,454	$60.29	$55.35 - $64.55
Q4 2018	18,119	$1,384	$56.50	$50.42 - $61.17
Q3 2018	16,435	$1,166	$50.65	$45.40 - $54.60
Q2 2018	14,818	$899	$44.52	$39.72 - $47.34
Q1 2018	19,274	$1,050	$42.25	$39.59 - $47.54
Q4 2017	19,428	$1,093	$43.00	$39.63 - $47.96
Q3 2017	14,507	$929	$46.68	$44.87 - $49.08
Q2 2017	15,345	$983	$46.54	$45.06 - $48.72
Q1 2017	13,040	$829	$46.06	$42.70 - $48.31
Q4 2016	14,764	$869	$44.08	$41.83 - $46.98
Q3 2016	12,017	$750	$43.73	$40.74 - $45.59
Q2 2016	5,534	$319	$39.48	$37.06 - $41.09
Q1 2016	5,840	$309	$36.03	$33.60 - $37.88
Q4 2015	6,599	$349	$36.77	$33.58 - $38.73
Q3 2015	8,045	$397	$38.40	$31.46 - $41.36
Q2 2015	5,811	$331	$40.23	$38.42 - $42.17
Q4 2014	3,588	$204	$39.35	$35.32 - $41.85
Q3 2014	3,925	$233	$39.37	$37.12 - $41.03
Q1 2014	4,022	$213	$35.76	$32.43 - $37.92
Q4 2013	4,817	$241	$31.29	$29.09 - $32.94
Q3 2013	5,012	$239	$30.97	$29.74 - $31.75
Q2 2013	6,182	$287	$30.02	$28.02 - $32.11
Q1 2013	7,671	$339	$27.22	$25.89 - $28.80