Merck & Co. Inc. (MRK) - Insider Holders & Insider Ownership

List of insiders holdings for Merck & Co. Inc.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not adjusted for stock split.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#	Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
1	CONNORS JOSEPH C Executive Vice President	2004-04-16 14:44:01	1,724,522 500,287	2,224,809	Form 4
2	WYSZOMIERSKI JACK L Executive Vice President	2003-12-03 16:37:45	1,415,239 0	1,415,239	Form 4
3	ZAHN RICHARD W Vice President	2003-12-04 10:48:01	1,148,811 3,628	1,152,439	Form 4
4	FRAZIER KENNETH C Executive Chair	2022-11-08 16:56:54	700,653 4,481	705,134	Form 4
5	Davis Robert M Chairman, CEO & President	2026-05-07 11:52:37	637,772 0	637,772	Form 4
6	KELLY THOMAS H Vice President and Controller	2004-06-09 11:17:13	471,632 0	471,632	Form 4
7	FOSTER GERALDINE U Senior Vice President	2003-12-23 15:36:43	420,199 0	420,199	Form 4
8	RYAN JOHN P Senior Vice President	2003-12-23 13:35:18	395,663 4,534	400,197	Form 4
9	PERLMUTTER ROGER M Exe V-P & Pres, MRL	2020-05-05 16:52:06	366,089 0	366,089	Form 4
10	Kuhlik Bruce N Exe V-P & Gen Counsel	2015-05-05 16:46:15	292,847 0	292,847	Form 4
11	CLARK RICHARD T Chairman	2011-03-01 15:07:33	108,211 149,327	257,538	Form 4
12	DeLuca Richard R. EVP&Pres, Merck Animal Heallth	2026-05-07 11:56:43	208,392 1,321	209,713	Form 4
13	Chattopadhyay Sanat Exe V-P & Pres. MMD	2026-05-01 18:32:27	20,541 185,328	205,869	Form 4
14	KIM PETER S Exe V-P & Pres, MRL	2013-02-27 17:50:45	189,609 1,348	190,957	Form 4
15	Li Dean Y Executive VP & President, MRL	2026-05-07 12:07:01	172,523 0	172,523	Form 4
16	Scalet J Chris Exe V-P Global Srvs & CIO	2012-05-04 09:40:14	158,045 3,212	161,257	Form 4
17	BARSHAY STANLEY F ExVP&PresConsHlthCare	2010-03-05 17:00:20	154,788 1,176	155,964	Form 4
18	Litchfield Caroline EVP & CFO	2026-05-07 12:10:08	154,775 0	154,775	Form 4
19	KELLOGG PETER N Exe V-P & CFO	2014-02-26 14:26:34	149,554 0	149,554	Form 4
20	GRADDICK WEIR MIRIAN M Exe V-P, HR	2018-05-08 17:32:48	142,646 0	142,646	Form 4
21	Deese Willie A Exe V-P & Pres. MMD	2016-02-24 12:37:52	133,759 719.08	134,478	Form 4
22	WENDELL PETER C Director	2024-03-29 16:18:48	125,753 0	125,753	Form 4
23	Zachary Jennifer EVP, General Counsel	2026-05-07 12:18:31	118,273 0	118,273	Form 4
24	GLOCER THOMAS H Director	2026-06-02 14:05:42	116,012 0	116,012	Form 4
25	Heller Bridgette P Exe.VP & Pres.Con.Hlth.Care	2014-05-13 15:53:58	95,997 0	95,997	Form 4
26	LAZARUS ROCHELLE B Director	2020-04-02 16:35:06	92,190 1,757	93,947	Form 4
27	Rosenblatt Michael Exec V-P & Chief Med Officer	2016-05-12 11:40:09	92,407 0	92,407	Form 4
28	THIER SAMUEL O MD Director	2009-11-05 21:37:15	88,983 0	88,983	Form 4
29	Guindo Chirfi EVP, Access, Policy & Comms	2026-05-07 11:36:35	87,643 57.14	87,700	Form 4
30	OSBORNE RICHARD DE J Director	2006-05-23 12:53:59	78,335 0	78,335	Form 4
31	Bowles Richard S III Exe VP&Chief Ethics & ComplOff	2012-05-10 15:05:59	73,540 4,005	77,545	Form 4
32	Foard Brian EVP, Specialty, Pharma, & ID	2026-05-07 11:48:00	77,000 0	77,000	Form 4
33	KELLEY WILLAM N Director	2012-04-03 11:58:45	75,791 750	76,541	Form 4
34	KOHAN RAUL E Exe Vice President	2012-01-04 16:24:28	70,990 4,639	75,629	Form 4
35	RUSSO PATRICIA F Director	2026-06-02 14:17:52	75,539 0	75,539	Form 4
36	Holston Michael J EVP, General Counsel	2018-03-01 19:33:12	69,786 0	69,786	Form 4
37	Do Cuong V EVP & Chief Strategy Officer	2013-05-08 19:29:07	64,412 0	64,412	Form 4
38	Oosthuizen Johannes Jacobus EVP, Oncology & Int?l	2026-05-07 11:42:48	63,544 0	63,544	Form 4
39	Maraldo David R. EVP & Pres. MMD	2026-05-07 11:45:54	47,367 8,359	55,727	Form 4
40	Schechter Adam H EVP & Pres-Global Human Health	2018-11-02 16:44:44	0 55,406	55,406	Form 4
41	BRUN LESLIE A Director	2021-06-02 13:42:04	51,667 0	51,667	Form 4
42	Williams David Michael EVP,Chief Info&Digital Officer	2026-05-07 12:14:28	49,938 0	49,938	Form 4
43	Gerberding Julie L. EVP, Chief Patient Officer	2022-02-28 16:17:42	48,712 0	48,712	Form 4
44	Karachun Rita A Sr. VP Fince-Global Controller	2023-05-05 16:54:07	48,269 0	48,269	Form 4
45	TATLOCK ANNE M Director	2012-04-03 11:58:51	47,403 713.98	48,117	Form 4
46	MIZELL STEVEN EVP, Chief HR Officer	2024-02-02 16:07:51	45,707 0	45,707	Form 4
47	REPRESAS CARLOS E Director	2017-05-30 17:33:36	33,755 11,500	45,255	Form 4
48	Larson Betty D EVP, Chief HR Officer	2026-05-07 12:03:16	45,011 0	45,011	Form 4
49	Cech Thomas R Director	2020-06-02 17:08:21	40,338 0	40,338	Form 4
50	Clyburn Frank EVP & Pres ? Human Health	2021-11-04 16:21:59	39,479 0	39,479	Form 4
51	Craig Pamela J. Director	2026-06-02 14:03:35	36,660 0	36,660	Form 4
52	Thompson Craig B. Director	2018-05-29 17:33:09	35,162 0	35,162	Form 4
53	Rothman Paul Director	2026-06-02 14:14:16	35,045 0	35,045	Form 4
54	Coe Mary Ellen Director	2026-06-02 14:26:39	31,776 0	31,776	Form 4
55	Watson Ashley SVP Chief Ethics & Com Officer	2018-11-01 17:07:30	30,237 191.98	30,429	Form 4
56	THULIN INGE G Director	2026-06-02 14:21:38	30,403 0	30,403	Form 4
57	Scholefield James H EVP,Chief Info&Digital Officer	2019-11-01 17:04:08	30,014 0	30,014	Form 4
58	Romanelli Joseph President, Human Health Int?l	2026-01-28 16:14:43	28,739 0	28,739	Form 4
59	Turner Mervyn Chief Strategy Officer	2011-03-01 15:08:41	26,424 1,545	27,969	Form 4
60	BAKER DOUGLAS M JR Director	2026-06-02 13:57:08	27,518 0	27,518	Form 4
61	Garay Arpa SVP Human Health Global Mktg.	2022-05-05 17:24:52	25,287 0	25,287	Form 4
62	Klobuchar Michael A EVP - Chief Strategy Officer	2024-05-06 16:06:55	23,621 1,577	25,198	Form 4
63	GOLDSTONE STEVEN F Director	2012-04-03 11:58:40	23,354 1000	24,354	Form 4
64	MILLER DONALD L Director	2004-04-29 19:51:06	23,408 400	23,808	Form 4
65	Nally Michael EVP, Chief Marketing Officer	2021-03-02 11:39:06	19,630 1,760	21,390	Form 4
66	Seidman Christine E Director	2026-06-02 14:19:41	21,328 0	21,328	Form 4
67	KOMANSKY DAVID H Director	2004-04-29 17:23:07	20,999 0	20,999	Form 4
68	Golestani Clark EVP & Chief Info Officer	2016-08-10 16:57:10	14,083 5,860	19,943	Form 4
69	LEDER PHILIP Director	2008-12-01 17:46:15	19,841 0	19,841	Form 4
70	LAVIZZO-MOUREY RISA J Director	2026-06-02 14:09:50	18,749 0	18,749	Form 4
71	Warden Kathy J Director	2026-06-02 16:14:55	18,390 0	18,390	Form 4
72	AMBROSE ADELE D Sr.V-P & Chief Comuns Officer	2017-09-06 17:56:46	17,876 0	17,876	Form 4/A
73	SHENK THOMAS E Director	2011-05-31 10:46:01	17,485 0	17,485	Form 4
74	Canan John Sr.V-P Finc-Global Controller	2014-02-26 14:51:12	13,610 3,346	16,956	Form 4
75	Smart Dalton E. III SVP Fin. - Global Controller	2026-05-07 11:39:32	16,731 0	16,731	Form 4
76	HARRISON WILLIAM B JR Director	2016-04-13 15:03:46	16,400 0	16,400	Form 4
77	Mayo Stephen Director	2026-06-02 14:11:37	14,925 0	14,925	Form 4
78	JACOBSON HARRY R Director	2011-05-31 10:44:45	14,363 0	14,363	Form 4
79	KIDDER C ROBERT Director	2017-05-12 16:58:07	9,317 1,022	10,339	Form 4
80	Fleming Michael SVP Chief Ethics & Com Officer	2021-03-02 11:35:47	10,283 0	10,283	Form 4
81	Noseworthy John H Director	2019-04-02 16:58:41	9,325 0	9,325	Form 4
82	LeCointe-Cephas Lisa SVP Chief Ethics & Com Officer	2023-05-05 17:01:15	7,336 0	7,336	Form 4
83	Karsanbhai Surendralal Lanca Director	2026-06-02 15:31:57	5,393 0	5,393	Form 4
84	WEEKS WENDELL P Director	2020-05-07 16:50:02	100 0	100	Form 4
85	HASSAN FRED Chairman and CEO	2009-11-04 17:53:03	0 0	0	Form 4
86	LAROSA JOSEPH J Secretary	2003-11-18 10:13:21	0 0	0	Form 4
87	BERTOLINI ROBERT J Executive Vice President	2009-11-04 17:51:10	0 0	0	Form 4
88	CHEELEY C RON Senior Vice President	2009-11-04 17:51:07	0 0	0	Form 4
89	BECHERER HANS W Director	2009-10-14 16:35:23	0 0	0	Form 4
90	MUNDY CARL E JR Director	2009-10-14 16:35:12	0 0	0	Form 4
91	PICKETT CECIL B Vice President	2006-09-08 14:56:32	0 0	0	Form 4
92	GINGERELLA DOUGLAS F Vice President and Controller	2006-03-21 18:30:19	0 0	0	Form 4
93	NICHOLS DANIEL A Vice President - Taxes	2003-11-18 10:23:37	0 0	0	Form 4
94	MOORE E KEVIN Vice President and Treasurer	2003-11-18 10:20:30	0 0	0	Form 4
95	LEMMA DONALD R Vice President	2003-11-18 10:18:09	0 0	0	Form 4
96	Koestler Thomas P Executive Vice President	2009-11-04 17:53:11	0 0	0	Form 4
97	KOEHLER STEVEN H Vice President and Controller	2009-11-04 17:55:06	0 0	0	Form 4
98	COX CARRIE SMITH Executive Vice President	2009-11-04 17:56:00	0 0	0	Form 4
99	Queisser Lori A. Senior Vice President	2009-11-04 17:57:14	0 0	0	Form 4
100	VAN OORDT ROBERT FW Director	2009-11-04 17:57:52	0 0	0	Form 4
101	SABATINO THOMAS J JR Executive Vice President	2009-11-04 17:59:14	0 0	0	Form 4
102	TURNER KATHRYN C Director	2009-11-04 17:59:43	0 0	0	Form 4
103	SAUNDERS BRENT L Senior Vice President	2009-11-04 18:01:08	0 0	0	Form 4
104	STAHL JACK L Director	2009-11-04 18:01:37	0 0	0	Form 4
105	WEINBACH ARTHUR F Director	2009-11-04 18:03:06	0 0	0	Form 4
106	PEREZ ANTONIO M Director	2009-11-04 18:04:03	0 0	0	Form 4
107	Colligan Thomas J Director	2009-11-04 18:04:36	0 0	0	Form 4
108	Downing Cristal N Chief Comm. & Public Afrs Ofcr	2025-11-12 16:01:31	0 0	0	Form 4
109	MCGRATH EUGENE R Director	2009-11-04 18:06:23	0 0	0	Form 4