Merck & Co., Inc. - Common Stock (MRK)

Historical Holders from Q1 2014 to Q4 2025

Symbol: MRK on NYSE
Type / Class: Equity / Common Stock
Shares outstanding: 2,527,521,347
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares, excl. options: 1,897,305,483
Holdings value: $159,206,425,437
% of all portfolios: 0.14%
Number of holders: 3,257
Number of buys: 1,494
Number of sells: 1,560
Average buys %: +0.01%
Average sells %: -0.02%

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Significant Owners of Merck & Co., Inc. - Common Stock (MRK) based on Schedule 13D/G filings

Filer	Ownership	Change %	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
VANGUARD GROUP INC	10%		$21,453,454,600		253,257,639		The Vanguard Group	28 Feb 2025

As of 30 Sep 2025 Merck & Co., Inc. - Common Stock (MRK) has 3,257 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 1,897,305,483 shares of 2,527,521,347 outstanding shares and own 75% of the company stock as of 30 Sep 2025.

Top 25 institutional shareholders of Merck & Co., Inc. - Common Stock (MRK) own 47% of the company based on 13F filings as of 30 Sep 2025

Filer	Ownership	Nb Shares	Share Change %	Portfolio %	Holdings Value
VANGUARD GROUP INC	10%	252,136,910	-0.31%	0.32%	$21,161,850,856
BlackRock, Inc.	8.5%	214,876,600	-1.6%	0.32%	$18,034,593,047
STATE STREET CORP	4.7%	118,180,178	-0.26%	0.35%	$10,013,630,412
WELLINGTON MANAGEMENT GROUP LLP	3%	75,279,104	-2.1%	1.1%	$6,318,175,198
GEODE CAPITAL MANAGEMENT, LLC	2.4%	59,798,874	+1.4%	0.32%	$5,005,979,055
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	2.1%	53,699,460	-0.31%	0.72%	$4,506,996,430
MORGAN STANLEY	1.8%	44,586,535	+0.87%	0.23%	$3,742,148,141
JPMORGAN CHASE & CO	1.4%	35,201,647	+11%	0.19%	$2,954,492,255
FMR LLC	1.3%	33,426,750	+5.9%	0.15%	$2,805,507,051
NORTHERN TRUST CORP	1.1%	27,933,141	-2.8%	0.3%	$2,344,428,524
BANK OF AMERICA CORP /DE/	1%	26,449,436	-5.6%	0.17%	$2,219,901,143
Fisher Asset Management, LLC	0.95%	24,068,126	-3.8%	0.73%	$2,020,037,862
Bank of New York Mellon Corp	0.86%	21,794,354	-0.92%	0.33%	$1,829,200,194
Legal & General Group Plc	0.82%	20,659,157	+5.9%	0.39%	$1,733,923,050
Invesco Ltd.	0.79%	19,844,936	+17%	0.26%	$1,665,585,453
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC	0.78%	19,749,865	-21%	0.36%	$1,657,606,171
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0.74%	18,708,703	-3.8%	0.99%	$1,570,221,443
UBS Group AG	0.67%	16,906,008	+0.03%	0.28%	$1,418,921,251
DEUTSCHE BANK AG\	0.67%	16,846,361	-1.2%	0.47%	$1,413,915,079
FRANKLIN RESOURCES INC	0.66%	16,746,990	-38%	0.35%	$1,405,574,906
AMERIPRISE FINANCIAL INC	0.63%	15,933,909	+21%	0.31%	$1,336,876,840
Amundi	0.6%	15,214,187	-8%	0.43%	$1,350,713,903
GOLDMAN SACHS GROUP INC	0.59%	15,021,367	-18%	0.18%	$1,260,743,344
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO	0.55%	13,794,969	0%	0.97%	$1,157,811,748
PRICE T ROWE ASSOCIATES INC /MD/	0.54%	13,601,321	+26%	0.12%	$1,141,559,000

Institutional Holders of Merck & Co., Inc. - Common Stock (MRK) across Reporting Periods

Period	Reported Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price	Investors
2025 Q4	3,136,178	$336,561,857	+$17,689,321			$105.26	93
2025 Q3	1,897,305,483	$159,206,425,437	-$5,147,503,736	$2,263,856,886	$2,557,420,508	$83.93	3,257
2025 Q2	1,962,034,663	$155,426,643,563	+$1,505,473,737	$2,248,174,054	$2,268,475,702	$79.16	3,289
2025 Q1	1,941,447,306	$174,232,015,862	-$3,587,246,902	$1,977,836,173	$2,285,453,895	$89.76	3,404
2024 Q4	1,974,065,350	$196,447,436,509	+$1,380,482,223	$1,343,540,804	$1,527,192,670	$99.48	3,564
2024 Q3	1,947,661,118	$221,070,370,247	-$744,228,437	$1,568,058,626	$1,730,017,179	$113.56	3,451
2024 Q2	1,949,415,662	$241,598,779,368	+$1,501,198,298	$1,314,981,755	$1,644,671,786	$123.80	3,508
2024 Q1	1,941,852,214	$256,040,362,493	+$1,890,608,443	$1,940,155,259	$2,283,907,636	$131.95	3,501
2023 Q4	1,933,150,988	$210,948,238,812	+$1,318,800,501	$1,441,919,381	$1,616,553,741	$109.02	3,400
2023 Q3	1,915,111,810	$197,316,747,504	-$1,438,036,059	$1,134,389,687	$1,442,411,025	$102.95	3,187
2023 Q2	1,928,213,181	$222,354,738,610	+$571,381,359	$1,456,269,607	$1,635,382,517	$115.39	3,228
2023 Q1	1,916,184,102	$203,955,773,239	+$1,393,536,493	$1,179,847,237	$1,406,289,293	$106.39	3,143
2022 Q4	1,910,613,534	$212,044,007,861	+$3,048,706,791	$1,821,960,470	$1,960,830,741	$110.95	3,194
2022 Q3	1,884,427,186	$162,534,818,377	+$724,062,490	$1,375,257,440	$1,824,499,732	$86.12	2,957
2022 Q2	1,873,403,998	$170,943,528,865	+$4,592,156,668	$1,476,971,931	$1,925,795,988	$91.17	2,980
2022 Q1	1,838,887,453	$150,955,940,625	+$142,448,476	$1,277,439,360	$1,921,428,730	$82.05	2,924
2021 Q4	1,837,012,964	$140,853,569,294	+$138,185,632	$1,769,079,544	$2,602,310,368	$76.64	2,872
2021 Q3	1,837,457,296	$138,201,713,292	-$807,929,658	$1,492,108,491	$2,472,857,945	$75.11	2,619
2021 Q2	1,848,198,293	$143,695,016,489	-$241,935,815	$1,114,152,540	$1,351,595,585	$77.77	2,641
2021 Q1	1,850,105,541	$142,628,769,907	-$1,117,656,172	$1,113,971,180	$1,255,751,824	$77.09	2,654
2020 Q4	1,866,883,590	$152,693,500,286	-$706,920,307	$1,127,667,100	$1,438,837,360	$81.80	2,670
2020 Q3	1,875,444,213	$155,469,945,637	-$969,657,574	$1,189,298,255	$1,567,196,760	$82.95	2,532
2020 Q2	1,884,914,191	$145,782,442,284	-$606,647,857	$878,498,000	$1,110,650,000	$77.33	2,468
2020 Q1	1,894,692,919	$145,892,266,360	-$1,876,783,315	$1,122,937,000	$1,132,116,000	$76.94	2,447
2019 Q4	1,915,462,338	$174,212,083,452	+$121,693,650	$1,660,903,000	$1,418,551,000	$90.95	2,502
2019 Q3	1,917,596,821	$161,399,214,755	-$1,259,011,708	$1,375,735,000	$1,196,563,000	$84.18	2,277
2019 Q2	1,931,032,590	$161,888,528,365	+$572,969,976	$1,093,148,000	$1,062,982,000	$83.85	2,264
2019 Q1	1,956,908,100	$162,681,987,049	-$1,344,776,430	$1,307,102,000	$1,416,543,000	$83.17	2,250
2018 Q4	1,975,345,373	$150,902,555,637	-$880,884,221	$1,383,236,000	$1,505,392,000	$76.41	2,213
2018 Q3	1,984,848,823	$140,793,973,040	+$3,600,893,701	$934,806,150	$1,107,365,000	$70.94	2,020
2018 Q2	1,937,128,452	$117,568,988,263	-$3,746,313,470	$923,004,000	$941,407,000	$60.70	1,985
2018 Q1	1,998,884,778	$108,890,984,548	-$933,753,705	$1,067,963,598	$1,244,245,232	$54.47	1,958
2017 Q4	2,015,428,164	$113,422,330,685	-$1,112,535,759	$1,074,207,376	$866,200,867	$56.27	1,972
2017 Q3	2,033,976,922	$130,222,273,759	+$1,157,828,229	$818,707,000	$881,681,000	$64.03	1,889
2017 Q2	2,030,118,598	$130,171,207,324	-$1,136,384,953	$924,638,000	$1,247,632,000	$64.09	1,887
2017 Q1	2,038,974,197	$129,565,256,270	+$11,571,640,991	$848,487,000	$1,030,865,000	$63.54	1,899
2016 Q4	2,045,339,344	$120,452,613,795	-$1,972,272,504	$1,220,445,000	$810,177,000	$58.87	1,875
2016 Q3	2,058,604,827	$128,385,194,131	+$1,131,297,055	$1,223,802,000	$899,150,000	$62.41	1,770
2016 Q2	2,042,837,477	$117,705,440,972	+$79,685,259	$864,466,000	$670,360,000	$57.61	1,714
2016 Q1	2,040,836,066	$107,991,318,537	-$674,079,835	$645,921,000	$571,357,000	$52.91	1,692
2015 Q4	2,052,429,890	$108,400,002,466	-$2,110,617,718	$809,290,000	$836,151,000	$52.82	1,710
2015 Q3	2,088,340,834	$103,146,145,399	-$234,126,115	$978,429,000	$866,768,000	$49.39	1,620
2015 Q2	2,102,152,968	$119,681,346,928	-$230,574,203	$813,713,000	$762,912,000	$56.93	1,679
2015 Q1	2,103,056,614	$120,942,537,699	-$459,335,909	$708,893,000	$883,032,000	$57.48	1,663
2014 Q4	2,113,752,741	$120,112,553,976	-$272,528,664	$1,165,439,000	$747,788,000	$56.79	1,668
2014 Q3	2,110,510,324	$125,108,077,886	-$1,876,466,888	$847,054,500	$867,665,000	$59.28	1,570
2014 Q2	2,144,477,035	$124,045,106,143	-$1,578,377,097	$694,107,000	$810,899,000	$57.85	1,568
2014 Q1	2,176,480,448	$123,551,292,845	+$4,002,536,525	$627,324,000	$926,599,000	$56.77	1,549