MRK — Merck & Co Inc Institutional Holders · Q3 2026
Who owns Merck & Co Inc (MRK)? 208 institutions reported holding $1.02B in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: Mn Services Vermogensbeheer B.V. ($106.2M), Cacti Asset Management LLC ($96.3M), Douglas Lane & Associates, LLC ($77.4M).
Source: SEC Form 13F filings · as of 2026-09-30