MRK holders · CITADEL ADVISORS LLC 13F · MRK stock

CITADEL ADVISORS LLC Merck & Company Inc (MRK) 13F holding

CITADEL ADVISORS LLC reported 5,551,800 MRK shares valued at $667.83B as of 2026-03-31 (COM), Call. Cached 13F row, not a live tape.

Cached MRK reports from CITADEL ADVISORS LLC
ReportSharesValueClass
2026-03-315,551,800$667.83BCall
2026-03-313,768,613$453.33BCOM
2026-03-313,743,200$450.27BPut
2026-03-3152,614$6.33BCOM
2025-12-316,430,627$676.89BCOM
2025-12-313,900,600$410.58BPut
2025-12-313,377,900$355.56BCall
2025-12-31390,704$41.13BCOM
2025-09-305,909,700$496.00BCall
2025-09-303,867,900$324.63BPut
2025-09-30660,361$55.42BCOM
2025-09-30307,693$25.82BCOM
2025-09-3017,500$1.47BPut
2025-09-307,800$654.7MCall
2025-06-305,820,900$460.78BCall
2025-06-304,427,500$350.48BPut
2025-06-3036,600$2.90BCall
2025-06-3018,400$1.46BPut

Not investment advice. Cached 13F row, not EDGAR XML.