Merck & Co., Inc.

NYSE:MRK

Pharmaceutical Preparations·RAHWAY, NJ

, Inc. is an American multinational pharmaceutical company headquartered in Rahway, New Jersey.

CFO

Litchfield Caroline

Financials

20 shown

Type	Period	Ended	Filed
10-K	FY 2025	12/31/25	2/24/26	→
10-Q	Q3 2025	9/30/25	11/5/25	→
10-Q	Q2 2025	6/30/25	8/5/25	→
10-Q	Q1 2025	3/31/25	5/2/25	→
10-K	FY 2024	12/31/24	2/25/25	→
10-Q	Q3 2024	9/30/24	11/6/24	→
↓

Earnings Releases (8-K)

36 shown

Filed	Period
2/3/26	Q1 FY2026	→
10/30/25	Q3 FY2025	→
7/29/25	Q2 FY2025	→
4/24/25	Q1 FY2025	→
2/4/25	Q1 FY2025	→
10/31/24	Q3 FY2024	→
↓

News (8-K)

35 shown

Filed	Type	Description
12/4/25	Other	Other Events	→
9/9/25	Other	Other Events	→
5/29/25	Vote	Submission of Matters to a Vote of Security Holders	→
11/22/24	Exec Change	Departure or Appointment of Directors or Certain Officers	→
5/30/24	Vote	Submission of Matters to a Vote of Security Holders	→
2/20/24	Exec Change	Departure or Appointment of Directors or Certain Officers	→
↓

Prospectuses & Registrations

32 shown

Filed	Form	Description
12/3/25	424B5	424B5	→
12/2/25	FWP	FWP	→
12/1/25	424B5	424B5	→
9/4/25	424B5	424B5	→
9/3/25	FWP	FWP	→
9/2/25	424B5	424B5	→
↓

Filing History(1002 filings)

TypeDateAccessionPeriodSize

Mar 12, 2026

0000310158-26-000070PRIMARY DOCUMENT

Mar 2, 2026

5.9 KB

10-K

Feb 24, 2026

0000310158-26-00006310-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2025

Dec 31, 2025

28.2 MB

13F-HR

Feb 17, 2026

0000310158-26-000055

Dec 31, 2025

10.4 KB

144/A

Feb 13, 2026

0001950047-26-001251

—

8.1 KB

Feb 12, 2026

0000310158-26-000052PRIMARY DOCUMENT

Feb 12, 2026

5.0 KB

144

Feb 10, 2026

0001950047-26-001118

—

5.4 KB

Feb 10, 2026

0000310158-26-000050PRIMARY DOCUMENT

Feb 10, 2026

5.0 KB

144

Feb 9, 2026

0001950047-26-001063

—

4.8 KB

144

Feb 9, 2026

0001950047-26-001062

—

5.4 KB

Feb 9, 2026

0000310158-26-000048PRIMARY DOCUMENT

Feb 9, 2026

5.0 KB

Feb 9, 2026

0000310158-26-000046PRIMARY DOCUMENT

Feb 9, 2026

18.8 KB

144

Feb 6, 2026

0001950047-26-001006

—

8.4 KB

144

Feb 6, 2026

0001950047-26-001005

—

4.8 KB

Feb 6, 2026

0000310158-26-000044PRIMARY DOCUMENT

Feb 6, 2026

8.8 KB

144

Feb 6, 2026

0001950047-26-000996

—

18.7 KB

Feb 6, 2026

0000310158-26-000042PRIMARY DOCUMENT

Feb 4, 2026

9.5 KB

Feb 6, 2026

0000310158-26-000040PRIMARY DOCUMENT

Feb 6, 2026

5.0 KB

Feb 6, 2026

0000310158-26-000038PRIMARY DOCUMENT

Feb 4, 2026

9.3 KB

Feb 6, 2026

0000310158-26-000036PRIMARY DOCUMENT

Feb 4, 2026

9.3 KB

Feb 6, 2026

0000310158-26-000034PRIMARY DOCUMENT

Feb 5, 2026

5.0 KB

Feb 6, 2026

0000310158-26-000032PRIMARY DOCUMENT

Feb 6, 2026

5.0 KB

Feb 6, 2026

0000310158-26-000030PRIMARY DOCUMENT

Feb 4, 2026

7.0 KB

144

Feb 5, 2026

0001950047-26-000958

—

7.2 KB

144

Feb 4, 2026

0001950047-26-000938

—

7.3 KB

144

Feb 4, 2026

0001950047-26-000936

—

4.8 KB

25 filings shown

Filed	Form	Description
4/9/25	DEFA14A	DEFA14A	→
4/9/25	DEF 14A	DEF 14A	→
4/11/24	DEFA14A	DEFA14A	→
4/11/24	DEF 14A	DEF 14A	→
4/3/23	DEFA14A	DEFA14A	→
4/3/23	DEF 14A	DEF 14A	→
↓

Merck & Co., Inc.

Financials

Earnings Releases (8-K)

News (8-K)

Prospectuses & Registrations

Filing History(1002 filings)

Proxies

Ownership

Other Filings

Filed	Form	Description
3/12/26	3	PRIMARY DOCUMENT	→
2/17/26	13F-HR	13F-HR	→
2/12/26	4	PRIMARY DOCUMENT	→
2/10/26	4	PRIMARY DOCUMENT	→
2/9/26	4	PRIMARY DOCUMENT	→
2/9/26	4	PRIMARY DOCUMENT	→
↓

Filed	Form	Description
2/13/26	144/A	144/A	→
2/10/26	144	144	→
2/9/26	144	144	→
2/9/26	144	144	→
2/6/26	144	144	→
2/6/26	144	144	→
↓