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Merck & Co., Inc. MRK

CIK: 0000310158 Pharmaceutical Preparations NJ
CIK
0000310158
SIC Code
2834 — Pharmaceutical Preparations
State of Incorporation
NJ
Fiscal Year End
1231
Address
126 EAST LINCOLN AVENUE, P.O. BOX 2000, RAHWAY, NJ, 07065

SEC Filings

All 10-K 10-Q 8-K Insider (Form 4)
FormFiledDocument
SCHEDULE 13G/A 2026-03-27 SCHEDULE 13G/A Index
3 2026-03-12 PRIMARY DOCUMENT Index
10-K 2026-02-24 10-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2025 Index
13F-HR 2026-02-17 13F-HR Index
144/A 2026-02-13 144/A Index
4 2026-02-12 PRIMARY DOCUMENT Index
144 2026-02-10 144 Index
4 2026-02-10 PRIMARY DOCUMENT Index
144 2026-02-09 144 Index
144 2026-02-09 144 Index
4 2026-02-09 PRIMARY DOCUMENT Index
4 2026-02-09 PRIMARY DOCUMENT Index
144 2026-02-06 144 Index
144 2026-02-06 144 Index
4 2026-02-06 PRIMARY DOCUMENT Index
144 2026-02-06 144 Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
4 2026-02-06 PRIMARY DOCUMENT Index
144 2026-02-05 144 Index
144 2026-02-04 144 Index
144 2026-02-04 144 Index
144 2026-02-04 144 Index
144 2026-02-04 144 Index
8-K 2026-02-03 FORM 8-K Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
4 2026-01-28 PRIMARY DOCUMENT Index
SC TO-T/A 2026-01-07 SC TO-T/A Index
4 2026-01-05 PRIMARY DOCUMENT Index
4 2026-01-05 PRIMARY DOCUMENT Index
4 2026-01-05 PRIMARY DOCUMENT Index
SC TO-T/A 2025-12-19 SC TO-T/A Index
SC TO-T/A 2025-12-17 SC TO-T/A Index
SC TO-T 2025-12-05 SC TO-T Index
8-K 2025-12-04 8-K Index
424B5 2025-12-03 424B5 Index
FWP 2025-12-02 FWP Index