Companies / Merck & Co., Inc. / Activity
Activity — Merck & Co., Inc.
855 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | Beacon Harbor Wealth Advisors, Inc. 13F manager | Trim | Common stock | $-3.89M | -30K -37.29% | 50,297 <0.01% of shares | low |
| Q2 2026 as of | Privium Fund Management B.V. 13F manager | Exit | Common stock | $-3.85M | -37K -100.00% | 0 | low |
| Q2 2025 as of | Sanctuary Advisors, LLC 13F manager | Trim | Common stock | $-3.75M | -47K -12.20% | 340,662 0.01% of shares | low |
| Q1 2026 as of | Fort Washington Investment Advisors Inc /Oh 13F manager | Add | Common stock | $3.74M | +31K +4.94% | 659,851 0.03% of shares | low |
| Q2 2026 as of | K.J. Harrison & Partners Inc 13F manager | Exit | Common stock | $-3.57M | -34K -100.00% | 0 | low |
| Q1 2026 as of | Mondrian Investment Partners LTD 13F manager | Trim | Common stock | $-3.45M | -29K -1.78% | 1,581,527 0.06% of shares | low |
| Q1 2018 as of | Employees Provident Fund Board 13F manager | Trim | Common stock | $-3.40M | -62K -2.69% | 2,251,212 0.09% of shares | low |
| Q1 2026 as of | Rodgers Brothers Inc. 13F manager | Trim | Common stock | $-3.38M | -28K -21.54% | 102,245 <0.01% of shares | low |
| Q1 2026 as of | Whittier Trust Co 13F manager | Add | Common stock | $3.32M | +27K +4.92% | 585,422 0.02% of shares | low |
| Q1 2026 as of | Hillsdale Investment Management Inc. 13F manager | Trim | Common stock | $-3.28M | -27K -93.61% | 1,861 <0.01% of shares | low |
| Q2 2021 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-3.27M | -42K -65.19% | 22,422 <0.01% of shares | low |
| Q1 2026 as of | Boston Partners 13F manager | Trim | Common stock | $-3.26M | -27K -4.03% | 641,766 0.03% of shares | low |
| Q3 2024 as of | Employees Provident Fund Board 13F manager | Add | Common stock | $3.19M | +28K +2.81% | 1,026,065 0.04% of shares | low |
| Q1 2026 as of | Groupama Asset Managment 13F manager | Trim | Common stock | $-3.11M | -26K -2.87% | 874,963 0.04% of shares | low |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $3.10M | +39K +0.67% | 5,895,968 0.24% of shares | low |
| Q1 2026 as of | Baldwin Wealth Partners LLC/MA 13F manager | Trim | Common stock | $-3.05M | -25K -59.68% | 17,154 <0.01% of shares | low |
| Q1 2026 as of | Bamco Inc /Ny 13F manager | New | Common stock | $3.01M | +25K | 25,000 <0.01% of shares | low |
| Q1 2026 as of | Sandler Capital Management 13F manager | Exit | Common stock | $-2.94M | -28K -100.00% | 0 | low |
| Q1 2026 as of | Wright Investors Service Inc 13F manager | Add | Common stock | $2.92M | +24K +663.89% | 27,928 <0.01% of shares | low |
| Q2 2026 as of | Compass Capital Management, Inc 13F manager | Trim | Common stock | $-2.91M | -23K -3.84% | 567,099 0.02% of shares | low |
| Q1 2024 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-2.91M | -22K -96.12% | 892 <0.01% of shares | low |
| Q3 2024 as of | Leonteq Securities AG 13F manager | Add | Common stock | $2.91M | +26K +116.00% | 47,741 <0.01% of shares | low |
| Q1 2026 as of | Shelton Capital Management 13F manager | Trim | Common stock | $-2.87M | -24K -8.54% | 255,813 0.01% of shares | low |
| Q1 2026 as of | Keybank National ASSOCIATION/OH 13F manager | Add | Common stock | $2.76M | +23K +2.77% | 853,050 0.03% of shares | low |
| Q1 2026 as of | Clearbridge Investments, LLC 13F manager | Trim | Common stock | $-2.72M | -23K -3.76% | 577,786 0.02% of shares | low |
| Q1 2026 as of | CIBC Global Asset Managment Inc. 13F manager | Add | Common stock | $2.67M | +22K +3.08% | 742,928 0.03% of shares | low |
| Q2 2024 as of | Leonteq Securities AG 13F manager | Add | Common stock | $2.63M | +21K +2377.80% | 22,102 <0.01% of shares | low |
| Q1 2026 as of | Nicolet Bankshares Inc 13F manager | Add | Common stock | $2.55M | +21K +321.79% | 27,686 <0.01% of shares | low |
| Q1 2026 as of | Guggenheim Capital LLC 13F manager | Add | Common stock | $2.54M | +21K +2.73% | 794,868 0.03% of shares | low |
| Q2 2026 as of | Lido Advisors, LLC 13F manager | Add | Common stock | $2.50M | +19K +5.39% | 378,859 0.02% of shares | low |
| Q4 2024 as of | Employees Provident Fund Board 13F manager | Add | Common stock | $2.49M | +25K +2.44% | 1,051,065 0.04% of shares | low |
| Q2 2024 as of | Danske Bank A/S 13F manager | Add | Common stock | $2.48M | +20K +1.04% | 1,944,382 0.08% of shares | low |
| Q2 2026 as of | Inlet Private Wealth, LLC 13F manager | Trim | Common stock | $-2.34M | -18K -26.25% | 51,190 <0.01% of shares | low |
| Q2 2025 as of | Broadwater Capital Management LLC 13F manager | Add | Common stock | $2.33M | +2.3M +7776.40% | 2,361,501 0.10% of shares | low |
| Q1 2026 as of | Whittier Trust Co of Nevada Inc 13F manager | Add | Common stock | $2.26M | +19K +7.16% | 280,055 0.01% of shares | low |
| Q1 2026 as of | Eastern Bank 13F manager | Trim | Common stock | $-2.25M | -19K -8.76% | 194,563 <0.01% of shares | low |
| Q4 2025 as of | Danske Bank A/S 13F manager | Trim | Common stock | $-2.20M | -21K -1.11% | 1,865,444 0.08% of shares | low |
| Q4 2025 as of | Sanctuary Advisors, LLC 13F manager | Add | Common stock | $2.19M | +21K +6.19% | 357,508 0.01% of shares | low |
| Q1 2026 as of | Sig Brokerage, LP 13F manager | Add | Common stock | $2.18M | +18K +43.86% | 59,556 <0.01% of shares | low |
| Q2 2026 as of | Arizona State Retirement System 13F manager | Trim | Common stock | $-2.09M | -16K -2.31% | 686,042 0.03% of shares | low |
| Q1 2026 as of | Laurion Capital Management LP 13F manager | Exit | Common stock | $-2.07M | -20K -100.00% | 0 | low |
| Q1 2026 as of | Twin Capital Management Inc 13F manager | Trim | Common stock | $-2.04M | -17K -29.79% | 39,931 <0.01% of shares | low |
| Q4 2025 as of | Virtue Capital Management, LLC 13F manager | Trim | Common stock | $-2.00M | -19K -79.32% | 4,902 <0.01% of shares | low |
| Q1 2026 as of | Saturna Capital Corp 13F manager | Add | Common stock | $1.98M | +16K +11.65% | 157,451 <0.01% of shares | low |
| Q1 2026 as of | Bank Pictet & Cie (Europe) AG 13F manager | Trim | Common stock | $-1.97M | -16K -6.44% | 237,773 <0.01% of shares | low |
| Q2 2026 as of | Quadrature Capital Ltd 13F manager | New | Common stock | $1.96M | +15K | 15,260 <0.01% of shares | low |
| Q1 2026 as of | Principal Securities, Inc. 13F manager | Add | Common stock | $1.95M | +16K +28.68% | 72,670 <0.01% of shares | low |
| Q1 2024 as of | Employees Provident Fund Board 13F manager | Trim | Common stock | $-1.89M | -14K -1.21% | 1,170,187 0.05% of shares | low |
| Q1 2026 as of | Gabelli Funds LLC 13F manager | Trim | Common stock | $-1.87M | -16K -5.13% | 288,480 0.01% of shares | low |
| Q2 2026 as of | Citizens Financial Group INC/RI 13F manager | Trim | Common stock | $-1.84M | -14K -5.17% | 261,913 0.01% of shares | low |