MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

Willis Investment Counsel's Holding History (CIK: 0001310929)

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

Q4 2025

Shares 313,718 Value ($000) $33,022 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 313,817 Value ($000) $26,339 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 263,182 Value ($000) $20,833 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 187,682 Value ($000) $16,846 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 187,817 Value ($000) $18,684 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 187,795 Value ($000) $21,326 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 187,645 Value ($000) $23,230 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 231,045 Value ($000) $30,486 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 231,045 Value ($000) $25,189 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 231,745 Value ($000) $23,858 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 231,645 Value ($000) $26,730 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 231,885 Value ($000) $24,670 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 213,681 Value ($000) $23,708 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 258,318 Value ($000) $22,246 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 295,073 Value ($000) $26,902 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 348,373 Value ($000) $28,584 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 355,073 Value ($000) $27,213 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 340,300 Value ($000) $25,560 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 346,029 Value ($000) $26,911 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 350,210 Value ($000) $26,998 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 350,515 Value ($000) $28,672 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 276,915 Value ($000) $22,970 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 313,615 Value ($000) $24,252 Avg Close $62.87 Range $58.07 - $67.36

Q4 2016

Shares 342,600 Value ($000) $20,169 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 313,800 Value ($000) $19,584 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 347,000 Value ($000) $19,991 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 342,600 Value ($000) $18,127 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 320,500 Value ($000) $16,929 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 284,100 Value ($000) $14,032 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 284,100 Value ($000) $16,174 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 279,800 Value ($000) $16,083 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 311,900 Value ($000) $17,713 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 311,900 Value ($000) $18,489 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 305,600 Value ($000) $17,679 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 308,100 Value ($000) $17,491 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 330,800 Value ($000) $16,557 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 269,000 Value ($000) $12,495 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 269,000 Value ($000) $12,495 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	313,718	$33,022	$93.24	$81.31 - $107.59
Q3 2025	313,817	$26,339	$81.01	$75.27 - $86.24
Q2 2025	263,182	$20,833	$77.39	$71.26 - $87.25
Q1 2025	187,682	$16,846	$90.12	$78.10 - $99.24
Q4 2024	187,817	$18,684	$98.70	$90.33 - $109.75
Q3 2024	187,795	$21,326	$112.96	$105.16 - $123.40
Q2 2024	187,645	$23,230	$121.72	$114.80 - $127.87
Q1 2024	231,045	$30,486	$115.77	$102.41 - $125.66
Q4 2023	231,045	$25,189	$96.81	$92.34 - $102.48
Q3 2023	231,745	$23,858	$99.84	$95.67 - $106.04
Q2 2023	231,645	$26,730	$104.47	$97.02 - $109.95
Q1 2023	231,885	$24,670	$98.68	$92.86 - $105.40
Q4 2022	213,681	$23,708	$92.80	$77.99 - $103.03
Q3 2022	258,318	$22,246	$80.41	$76.51 - $85.75
Q2 2022	295,073	$26,902	$79.21	$72.83 - $86.09
Q1 2022	348,373	$28,584	$69.85	$64.44 - $74.38
Q4 2021	355,073	$27,213	$69.89	$62.63 - $80.06
Q3 2021	340,300	$25,560	$66.14	$62.09 - $68.78
Q2 2021	346,029	$26,911	$64.14	$59.83 - $67.79
Q1 2021	350,210	$26,998	$63.06	$58.39 - $69.69
Q4 2020	350,515	$28,672	$64.85	$59.73 - $68.80
Q3 2020	276,915	$22,970	$65.93	$60.98 - $70.41
Q2 2020	313,615	$24,252	$62.87	$58.07 - $67.36
Q4 2016	342,600	$20,169	$44.08	$41.83 - $46.98
Q3 2016	313,800	$19,584	$43.73	$40.74 - $45.59
Q2 2016	347,000	$19,991	$39.48	$37.06 - $41.09
Q1 2016	342,600	$18,127	$36.03	$33.60 - $37.88
Q4 2015	320,500	$16,929	$36.77	$33.58 - $38.73
Q3 2015	284,100	$14,032	$38.40	$31.46 - $41.36
Q2 2015	284,100	$16,174	$40.23	$38.42 - $42.17
Q1 2015	279,800	$16,083	$40.30	$37.94 - $43.13
Q4 2014	311,900	$17,713	$39.35	$35.32 - $41.85
Q3 2014	311,900	$18,489	$39.37	$37.12 - $41.03
Q2 2014	305,600	$17,679	$37.96	$36.06 - $39.67
Q1 2014	308,100	$17,491	$35.76	$32.43 - $37.92
Q4 2013	330,800	$16,557	$31.29	$29.09 - $32.94
Q3 2013	269,000	$12,495	$30.97	$29.74 - $31.75
Q2 2013	269,000	$12,495	$30.02	$28.02 - $32.11