Guindo Chirfi

Merck & Co (2020 Irrev Trust FBO Grandchildren) · Chief Marketing Officer

Guindo Chirfi is listed in public filings as officer: Chief Marketing Officer. This Guindo Chirfi insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Merck & Co (2020 Irrev Trust FBO Grandchildren) (MRK), and Beam Therapeutics Inc. (BEAM). Investors use Guindo Chirfi's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Beam Therapeutics Inc.BEAM$581k19.7k sharesGrant / ExerciseJun 3, 2026$581.4K19.7k shares$29.55--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK--36.9k sharesGrant / ExerciseAug 5, 2024Disclosure amount unavailable36.9k shares----
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$4.7M40.4k sharesGrant / ExerciseAug 5, 2024$2.0M17.4k shares$115.20--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$6.7M57.8k sharesGrant / ExerciseAug 5, 2024$4.3M36.9k shares$115.20--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$6.8M69.1k sharesGrant / ExerciseJan 27, 2025$2.8M28.2k shares$97.94--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK--5.9k sharesGrant / ExerciseApr 29, 2025Disclosure amount unavailable5.9k shares----
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$2.3M26.9k sharesGrant / ExerciseApr 29, 2025$2.3M26.9k shares$84.71--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK--36.9k sharesGrant / ExerciseAug 4, 2025Disclosure amount unavailable36.9k shares----
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$7.1M89.2k sharesGrant / ExerciseAug 4, 2025$1.4M18.2k shares$79.29--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$8.5M107.4k sharesGrant / ExerciseAug 4, 2025$2.9M36.9k shares$79.29--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$11M100.6k sharesGrant / ExerciseJan 26, 2026$1.1M9.9k shares$107.40--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$9.8M80.6k sharesSellFeb 5, 2026$2.4M20k shares$121.88--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$8.4M70.6k sharesSellFeb 9, 2026$1.2M10k shares$118.41--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$7.4M60.6k sharesSellFeb 12, 2026$1.2M10k shares$121.46--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK--3.9k sharesGrant / ExerciseApr 29, 2026Disclosure amount unavailable2k shares----
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$6.8M61.6k sharesGrant / ExerciseApr 29, 2026$106.6K969 shares$110.03--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$6.9M62.6k sharesGrant / ExerciseApr 29, 2026$216.4K2k shares$110.03--
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK--6.6k sharesGrant / ExerciseMay 5, 2026Disclosure amount unavailable6.6k shares----
Merck & Co (2020 Irrev Trust FBO Grandchildren)MRK$2.2M19.4k sharesGrant / ExerciseMay 5, 2026$2.2M19.4k shares$113.15--
Beam Therapeutics Inc.BEAM$1.1M39.1k sharesGrant / ExerciseDec 2, 2024$1.1M39.1k shares$28.30--
Beam Therapeutics Inc.BEAM$577k33.7k sharesGrant / ExerciseJun 4, 2025$577.3K33.7k shares$17.15--