INVESTABOT
Equity Research
XNYS · PHARMACEUTICAL PREPARATIONS · PHARMACEUTICAL PREPARATIONS
Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.
Merck & (MRK) had 1 Form 144 pre-sale notice filed on 2026-08-13. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Merck & (MRK) had 2 Form 144 pre-sale notices filed on 2026-08-12. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Merck & (MRK) had 1 Form 144 pre-sale notice filed on 2026-08-11. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Merck & (MRK) had 1 Form 144 pre-sale notice filed on 2026-08-10. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Merck & (MRK) had 2 Form 144 pre-sale notices filed on 2026-08-06. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
Merck & (MRK) had 2 Form 144 pre-sale notices filed on 2026-08-05. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 8/13/2026 | Guindo Chirfi | EVP, Access, Policy & Comms | SELL | -10,000 | $135 | $1,350,000 |
| 8/12/2026 | Zachary Jennifer | EVP, General Counsel | OPTION_EXERCISE | 13,433 | $85 | $1,137,909 |
| 8/12/2026 | Zachary Jennifer | EVP, General Counsel | OPTION_EXERCISE | 41,494 | $118 | $4,891,728 |
| 8/12/2026 | Zachary Jennifer | EVP, General Counsel | OPTION_EXERCISE | -13,433 | — | — |
| 8/12/2026 | Zachary Jennifer | EVP, General Counsel | OPTION_EXERCISE | -41,494 | — | — |
| 8/12/2026 | Zachary Jennifer | EVP, General Counsel | SELL | -80,315 | $133 | $10,718,495 |
| 8/12/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -600 | $132 | $79,222 |
| 8/12/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -11,099 | $132 | $1,460,770 |
| 8/11/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -5,427 | $132 | $718,261 |
| 8/11/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -7,410 | $131 | $973,165 |
| 8/10/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -20,784 | $130 | $2,710,951 |
| 8/6/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -300 | $131 | $39,307 |
| 8/6/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -4,945 | $130 | $643,993 |
| 8/6/2026 | DeLuca Richard R. | EVP&Pres, Merck Animal Heallth | SELL | -805 | $131 | $105,472 |
| 8/6/2026 | Guindo Chirfi | EVP, Access, Policy & Comms | SELL | -15,000 | $131 | $1,965,000 |
| 8/5/2026 | Williams David Michael | EVP,Chief Info&Digital Officer | OPTION_EXERCISE | -34,705 | — | — |
| 8/5/2026 | Williams David Michael | EVP,Chief Info&Digital Officer | OPTION_EXERCISE | -13,542 | — | — |
| 8/5/2026 | Williams David Michael | EVP,Chief Info&Digital Officer | OPTION_EXERCISE | -4,600 | — | — |
| 8/5/2026 | Williams David Michael | EVP,Chief Info&Digital Officer | SELL | -34,705 | $129 | $4,468,987 |
| 8/5/2026 | Williams David Michael | EVP,Chief Info&Digital Officer | OPTION_EXERCISE | 34,705 | $74 | $2,558,800 |
| Date | Filer | Relationship | Est. shares | Filing |
|---|---|---|---|---|
| 8/13/2026 | CHIRFI GUINDO | — | 10,000 | SEC |
| 8/12/2026 | JENNIFER L ZACHARY | — | 80,315 | SEC |
| 8/12/2026 | RICHARD ROBERT DELUCA JR | — | 11,699 | SEC |
| 8/11/2026 | RICHARD ROBERT DELUCA JR | — | 12,837 | SEC |
| 8/10/2026 | RICHARD ROBERT DELUCA JR | — | 20,784 | SEC |
| 8/6/2026 | CHIRFI GUINDO | — | 15,000 | SEC |
| 8/6/2026 | RICHARD ROBERT DELUCA JR | — | 6,050 | SEC |
| 8/5/2026 | DAVID M WILLIAMS | — | 52,847 | SEC |
| 8/5/2026 | DAVID MARALDO | — | 18,706 | SEC |
| Date | Insider | Title | Relationship | Shares | Filing |
|---|---|---|---|---|---|
| 5/4/2026 | — | — | — | — | SEC |