MERCK & CO INC

Ticker: MRK CUSIP: 58933Y105 Class: COM

LOS ANGELES CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001177206)

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

Q4 2025

Shares 3,846,868 Value ($000) $331,908 Avg Close $93.24 Range $81.31 - $107.59

Q3 2025

Shares 3,412,448 Value ($000) $286,407 Avg Close $81.01 Range $75.27 - $86.24

Q2 2025

Shares 2,455,569 Value ($000) $194,383 Avg Close $77.39 Range $71.26 - $87.25

Q1 2025

Shares 2,674,845 Value ($000) $240,094 Avg Close $90.12 Range $78.10 - $99.24

Q4 2024

Shares 1,369,590 Value ($000) $136,247 Avg Close $98.70 Range $90.33 - $109.75

Q3 2024

Shares 2,705,120 Value ($000) $307,193 Avg Close $112.96 Range $105.16 - $123.40

Q2 2024

Shares 2,807,933 Value ($000) $347,622 Avg Close $121.72 Range $114.80 - $127.87

Q1 2024

Shares 848,781 Value ($000) $111,997 Avg Close $115.77 Range $102.41 - $125.66

Q4 2023

Shares 376,302 Value ($000) $41,024 Avg Close $96.81 Range $92.34 - $102.48

Q3 2023

Shares 284,156 Value ($000) $29,254 Avg Close $99.84 Range $95.67 - $106.04

Q2 2023

Shares 507,194 Value ($000) $58,525 Avg Close $104.47 Range $97.02 - $109.95

Q1 2023

Shares 533,378 Value ($000) $56,746 Avg Close $98.68 Range $92.86 - $105.40

Q4 2022

Shares 809,020 Value ($000) $89,761 Avg Close $92.80 Range $77.99 - $103.03

Q3 2022

Shares 723,426 Value ($000) $62,301 Avg Close $80.41 Range $76.51 - $85.75

Q2 2022

Shares 672,168 Value ($000) $61,282 Avg Close $79.21 Range $72.83 - $86.09

Q1 2022

Shares 735,881 Value ($000) $60,379 Avg Close $69.85 Range $64.44 - $74.38

Q4 2021

Shares 728,483 Value ($000) $55,831 Avg Close $69.89 Range $62.63 - $80.06

Q3 2021

Shares 434,427 Value ($000) $32,630 Avg Close $66.14 Range $62.09 - $68.78

Q2 2021

Shares 673,791 Value ($000) $52,401 Avg Close $64.14 Range $59.83 - $67.79

Q1 2021

Shares 887,070 Value ($000) $68,384 Avg Close $63.06 Range $58.39 - $69.69

Q4 2020

Shares 1,327,973 Value ($000) $108,628 Avg Close $64.85 Range $59.73 - $68.80

Q3 2020

Shares 1,374,321 Value ($000) $114,000 Avg Close $65.93 Range $60.98 - $70.41

Q2 2020

Shares 1,976,251 Value ($000) $152,823 Avg Close $62.87 Range $58.07 - $67.36

Q1 2020

Shares 2,089,561 Value ($000) $160,771 Avg Close $65.09 Range $51.91 - $72.71

Q4 2019

Shares 1,899,516 Value ($000) $172,761 Avg Close $67.55 Range $62.89 - $73.10

Q3 2019

Shares 1,798,368 Value ($000) $151,387 Avg Close $65.47 Range $61.22 - $68.01

Q2 2019

Shares 1,170,754 Value ($000) $98,168 Avg Close $62.14 Range $55.86 - $67.34

Q1 2019

Shares 660,567 Value ($000) $54,939 Avg Close $60.29 Range $55.35 - $64.55

Q4 2018

Shares 1,069,850 Value ($000) $81,747 Avg Close $56.50 Range $50.42 - $61.17

Q3 2018

Shares 973,499 Value ($000) $69,060 Avg Close $50.65 Range $45.40 - $54.60

Q2 2018

Shares 723,529 Value ($000) $43,918 Avg Close $44.52 Range $39.72 - $47.34

Q1 2018

Shares 831,404 Value ($000) $45,287 Avg Close $42.25 Range $39.59 - $47.54

Q4 2017

Shares 1,454,074 Value ($000) $81,821 Avg Close $43.00 Range $39.63 - $47.96

Q3 2017

Shares 1,535,896 Value ($000) $98,343 Avg Close $46.68 Range $44.87 - $49.08

Q2 2017

Shares 1,387,287 Value ($000) $88,911 Avg Close $46.54 Range $45.06 - $48.72

Q1 2017

Shares 1,348,942 Value ($000) $85,712 Avg Close $46.06 Range $42.70 - $48.31

Q4 2016

Shares 1,989,474 Value ($000) $117,120 Avg Close $44.08 Range $41.83 - $46.98

Q3 2016

Shares 2,447,541 Value ($000) $152,751 Avg Close $43.73 Range $40.74 - $45.59

Q2 2016

Shares 2,465,531 Value ($000) $142,039 Avg Close $39.48 Range $37.06 - $41.09

Q1 2016

Shares 2,288,444 Value ($000) $121,082 Avg Close $36.03 Range $33.60 - $37.88

Q4 2015

Shares 654,440 Value ($000) $34,568 Avg Close $36.77 Range $33.58 - $38.73

Q3 2015

Shares 573,154 Value ($000) $28,308 Avg Close $38.40 Range $31.46 - $41.36

Q2 2015

Shares 609,210 Value ($000) $34,682 Avg Close $40.23 Range $38.42 - $42.17

Q1 2015

Shares 852,236 Value ($000) $48,987 Avg Close $40.30 Range $37.94 - $43.13

Q4 2014

Shares 1,700,760 Value ($000) $96,586 Avg Close $39.35 Range $35.32 - $41.85

Q3 2014

Shares 1,388,414 Value ($000) $82,305 Avg Close $39.37 Range $37.12 - $41.03

Q2 2014

Shares 899,421 Value ($000) $52,032 Avg Close $37.96 Range $36.06 - $39.67

Q1 2014

Shares 787,739 Value ($000) $44,720 Avg Close $35.76 Range $32.43 - $37.92

Q4 2013

Shares 913,388 Value ($000) $45,715 Avg Close $31.29 Range $29.09 - $32.94

Q3 2013

Shares 1,231,256 Value ($000) $58,619 Avg Close $30.97 Range $29.74 - $31.75

Q2 2013

Shares 1,332,362 Value ($000) $61,888 Avg Close $30.02 Range $28.02 - $32.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,846,868	$331,908	$93.24	$81.31 - $107.59
Q3 2025	3,412,448	$286,407	$81.01	$75.27 - $86.24
Q2 2025	2,455,569	$194,383	$77.39	$71.26 - $87.25
Q1 2025	2,674,845	$240,094	$90.12	$78.10 - $99.24
Q4 2024	1,369,590	$136,247	$98.70	$90.33 - $109.75
Q3 2024	2,705,120	$307,193	$112.96	$105.16 - $123.40
Q2 2024	2,807,933	$347,622	$121.72	$114.80 - $127.87
Q1 2024	848,781	$111,997	$115.77	$102.41 - $125.66
Q4 2023	376,302	$41,024	$96.81	$92.34 - $102.48
Q3 2023	284,156	$29,254	$99.84	$95.67 - $106.04
Q2 2023	507,194	$58,525	$104.47	$97.02 - $109.95
Q1 2023	533,378	$56,746	$98.68	$92.86 - $105.40
Q4 2022	809,020	$89,761	$92.80	$77.99 - $103.03
Q3 2022	723,426	$62,301	$80.41	$76.51 - $85.75
Q2 2022	672,168	$61,282	$79.21	$72.83 - $86.09
Q1 2022	735,881	$60,379	$69.85	$64.44 - $74.38
Q4 2021	728,483	$55,831	$69.89	$62.63 - $80.06
Q3 2021	434,427	$32,630	$66.14	$62.09 - $68.78
Q2 2021	673,791	$52,401	$64.14	$59.83 - $67.79
Q1 2021	887,070	$68,384	$63.06	$58.39 - $69.69
Q4 2020	1,327,973	$108,628	$64.85	$59.73 - $68.80
Q3 2020	1,374,321	$114,000	$65.93	$60.98 - $70.41
Q2 2020	1,976,251	$152,823	$62.87	$58.07 - $67.36
Q1 2020	2,089,561	$160,771	$65.09	$51.91 - $72.71
Q4 2019	1,899,516	$172,761	$67.55	$62.89 - $73.10
Q3 2019	1,798,368	$151,387	$65.47	$61.22 - $68.01
Q2 2019	1,170,754	$98,168	$62.14	$55.86 - $67.34
Q1 2019	660,567	$54,939	$60.29	$55.35 - $64.55
Q4 2018	1,069,850	$81,747	$56.50	$50.42 - $61.17
Q3 2018	973,499	$69,060	$50.65	$45.40 - $54.60
Q2 2018	723,529	$43,918	$44.52	$39.72 - $47.34
Q1 2018	831,404	$45,287	$42.25	$39.59 - $47.54
Q4 2017	1,454,074	$81,821	$43.00	$39.63 - $47.96
Q3 2017	1,535,896	$98,343	$46.68	$44.87 - $49.08
Q2 2017	1,387,287	$88,911	$46.54	$45.06 - $48.72
Q1 2017	1,348,942	$85,712	$46.06	$42.70 - $48.31
Q4 2016	1,989,474	$117,120	$44.08	$41.83 - $46.98
Q3 2016	2,447,541	$152,751	$43.73	$40.74 - $45.59
Q2 2016	2,465,531	$142,039	$39.48	$37.06 - $41.09
Q1 2016	2,288,444	$121,082	$36.03	$33.60 - $37.88
Q4 2015	654,440	$34,568	$36.77	$33.58 - $38.73
Q3 2015	573,154	$28,308	$38.40	$31.46 - $41.36
Q2 2015	609,210	$34,682	$40.23	$38.42 - $42.17
Q1 2015	852,236	$48,987	$40.30	$37.94 - $43.13
Q4 2014	1,700,760	$96,586	$39.35	$35.32 - $41.85
Q3 2014	1,388,414	$82,305	$39.37	$37.12 - $41.03
Q2 2014	899,421	$52,032	$37.96	$36.06 - $39.67
Q1 2014	787,739	$44,720	$35.76	$32.43 - $37.92
Q4 2013	913,388	$45,715	$31.29	$29.09 - $32.94
Q3 2013	1,231,256	$58,619	$30.97	$29.74 - $31.75
Q2 2013	1,332,362	$61,888	$30.02	$28.02 - $32.11