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Arphra AIPlain-English read on Merck & Co., Inc.’s valuation○
No insider filings for this issuer
Insider buys and sells are sourced from SEC Form 4 filings, which cover US-listed issuers. We don't have Form 4 history for this name.
Transactions
0
0 buys · 0 sells
Bought
$0
Open market
Sold
$0
Open market
Net flow
+$0
Buys − sells
Transactions
| Insider | Role | Action | Shares | Price | Value | Trade date | Filing |
|---|---|---|---|---|---|---|---|
| No open-market insider activity in this window. | |||||||
By insider
- No data.
Beneficial ownership filings
Schedule 13D / 13G — investors holding more than 5% of MRK-LN.
DB · acquisition_ownership65
| Filed | Reporting person | Form | Type | Aggregate owned | % Class | Sole voting | Shared voting | Citizenship | |
|---|---|---|---|---|---|---|---|---|---|
| Apr 30, 2026 | Vanguard Capital Management | — | IA | — | +7.53% | 0 | 0 | PENNSYLVANIA | SEC → |
| Mar 27, 2026 | The Vanguard Group | — | IA | — | 0.00% | 0 | 0 | PENNSYLVANIA | SEC → |
| Mar 06, 2025 | The Vanguard Group | — | IA | — | +10.02% | 12.51M | 12.51M | PENNSYLVANIA | SEC → |
| Feb 03, 2025 | Merck & Co., Inc. | — | HC, CO | — | +19.96% | 63M | 63M | NEW JERSEY | SEC → |
| Jan 23, 2024 | Merck & Co., Inc. | — | HC, CO | — | +11.40% | 0 | 4.6M | New Jersey | SEC → |
| Jan 23, 2024 | Merck Sharp & Dohme LLC | — | OO | — | +11.40% | 0 | 4.6M | New Jersey | SEC → |
| Jan 23, 2024 | Merck Global Health Innovation Fund, LLC | — | OO | — | +11.40% | 0 | 4.6M | New Jersey | SEC → |
| Feb 02, 2022 | Merck & Co., Inc. | — | HC, CO | — | +6.60% | 0 | 12.15M | New Jersey | SEC → |
| Feb 02, 2022 | Merck Sharp & Dohme Corp. | — | CO | — | +6.60% | 0 | 12.15M | New Jersey | SEC → |
| Feb 01, 2022 | (1) BlackRock, Inc. | — | HC | — | +7.80% | 171.96M | 0 | Delaware | SEC → |
| Mar 04, 2021 | MERCK & CO., INC. | — | HC, CO | — | +39.99% | 0 | 11.78M | — | SEC → |
| Mar 04, 2021 | MERCK SHARP & DOHME CORP. | — | HC, CO | — | +39.99% | 0 | 11.78M | — | SEC → |
| Mar 04, 2021 | PANAMA MERGER SUB, INC. | — | CO | — | +39.99% | 0 | 11.78M | — | SEC → |
| Jan 04, 2021 | Merck Sharp & Dohme Corp. | — | CO | — | +5.20% | 0 | 527K | New Jersey | SEC → |
| Jan 04, 2021 | Merck & Co., Inc. | — | HC, CO | — | +5.20% | 0 | 527K | New Jersey | SEC → |
| Feb 12, 2020 | The Vanguard Group - 23-1945930 | — | IA | — | +8.26% | 3.94M | 747.59K | Pennsylvania | SEC → |
| Dec 16, 2019 | MERCK SHARP & DOHME CORP. | — | HC, CO | — | +12.60% | 0 | 17.48M | NEW JERSEY | SEC → |
| Dec 16, 2019 | MERCK & CO., INC. | — | HC, CO | — | +12.60% | 0 | 17.48M | NEW JERSEY | SEC → |
| Dec 16, 2019 | ARGON MERGER SUB, INC. | — | CO | — | +12.60% | 0 | 17.48M | DELAWARE | SEC → |
| Apr 09, 2019 | Merck & Co., Inc. | — | HC | — | +19.90% | 12.96M | 0 | New Jersey | SEC → |
| Apr 09, 2019 | Merck Sharp & Dohme Corp. | — | CO | — | +19.90% | 12.96M | 0 | New Jersey | SEC → |
| Feb 14, 2019 | Merck Sharp & Dohme Corp. | — | CO | — | +5.10% | 3.55M | 0 | New Jersey | SEC → |
| Feb 14, 2019 | MRL Ventures Fund LLC | — | OO | — | +5.10% | 3.55M | 0 | Delaware | SEC → |
| Feb 14, 2019 | Merck & Co., Inc. | — | HC | — | +5.10% | 3.55M | 0 | New Jersey | SEC → |
| Feb 06, 2019 | (1) BlackRock, Inc. | — | HC | — | +7.50% | 170.07M | 0 | Delaware | SEC → |
| Oct 04, 2018 | Merck & Co., Inc. | — | CO | — | +11.90% | 2.72M | 0 | New Jersey | SEC → |
| Oct 04, 2018 | Merck Sharp & Dohme Corp. | — | CO | — | +11.90% | 2.72M | 0 | New Jersey | SEC → |
| Feb 14, 2018 | Merck & Co., Inc. | — | HC | — | +5.41% | 1.24M | 0 | New Jersey | SEC → |
| Feb 14, 2018 | Merck Sharp & Dohme Corp. | — | CO | — | +5.41% | 1.24M | 0 | New Jersey | SEC → |
| Feb 13, 2018 | Merck Sharp & Dohme Research GmbH | — | FI | — | 0.00% | 0 | 0 | Switzerland | SEC → |
Showing 30 of 65 filings. All disclosures →
Top 10 holders · 8 quarters
13F position evolutionNo 13F history in
institutional_holders for MRK-LN.