Companies / Comcast Corp. / Activity
Activity — Comcast Corp.
564 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Zacks Investment Management 13F manager | Add | Common stock | $3.73M | +130K +11.49% | 1,261,307 0.04% of shares | low |
| Q1 2026 as of | Graham Capital Management, L.P. 13F manager | Trim | Common stock | $-3.69M | -129K -71.87% | 50,308 <0.01% of shares | low |
| Q1 2022 as of | Leonteq Securities AG 13F manager | Add | Common stock | $3.56M | +76K +65.52% | 192,331 <0.01% of shares | low |
| Q4 2024 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-3.40M | -91K -75.63% | 29,200 <0.01% of shares | low |
| Q1 2026 as of | Rafferty Asset Management, LLC 13F manager | Trim | Common stock | $-3.21M | -112K -15.57% | 607,178 0.02% of shares | low |
| Q1 2026 as of | Capital Fund Management S.A. 13F manager | Exit | Common stock | $-3.17M | -106K -100.00% | 0 | low |
| Q3 2025 as of | Leonteq Securities AG 13F manager | New | Common stock | $3.13M | +100K | 99,679 <0.01% of shares | low |
| Q1 2026 as of | GRIMES & Co WEALTH MANAGEMENT, LLC 13F manager | Add | Common stock | $3.02M | +105K +76.08% | 243,312 <0.01% of shares | low |
| Q1 2026 as of | Advisors Asset Management, Inc. 13F manager | Add | Common stock | $2.94M | +102K +14.39% | 814,104 0.02% of shares | low |
| Q1 2026 as of | Colrain Capital LLC 13F manager | Add | Common stock | $2.92M | +102K +44.36% | 330,584 <0.01% of shares | low |
| Q4 2023 as of | Leonteq Securities AG 13F manager | Add | Common stock | $2.80M | +64K +85.68% | 138,220 <0.01% of shares | low |
| Q1 2026 as of | Welch & Forbes LLC 13F manager | Trim | Common stock | $-2.78M | -97K -38.03% | 157,713 <0.01% of shares | low |
| Q1 2024 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-2.74M | -63K -45.67% | 75,096 <0.01% of shares | low |
| Q1 2026 as of | Aviva PLC 13F manager | Add | Common stock | $2.72M | +95K +2.93% | 3,321,827 0.09% of shares | low |
| Q1 2026 as of | Great Lakes Advisors, LLC 13F manager | Trim | Common stock | $-2.68M | -93K -5.31% | 1,664,460 0.05% of shares | low |
| Q2 2026 as of | Estate Counselors, LLC 13F manager | Exit | Common stock | $-2.68M | -90K -100.00% | 0 | low |
| Q1 2026 as of | Fort Washington Investment Advisors Inc /Oh 13F manager | Add | Common stock | $2.60M | +91K +2.25% | 4,111,230 0.12% of shares | low |
| Q1 2026 as of | ALPS Advisors, Inc. 13F manager | Trim | Common stock | $-2.58M | -90K -5.63% | 1,507,462 0.04% of shares | low |
| Q1 2026 as of | Profund Advisors LLC 13F manager | Trim | Common stock | $-2.56M | -89K -24.39% | 276,253 <0.01% of shares | low |
| Q1 2026 as of | CIBC Global Asset Managment Inc. 13F manager | Trim | Common stock | $-2.54M | -89K -4.63% | 1,826,012 0.05% of shares | low |
| Q1 2026 as of | Asset Management One Co., Ltd. 13F manager | Trim | Common stock | $-2.43M | -85K -5.18% | 1,549,851 0.04% of shares | low |
| Q2 2022 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-2.42M | -62K -32.09% | 130,610 <0.01% of shares | low |
| Q4 2025 as of | Leonteq Securities AG 13F manager | Trim | Common stock | $-2.34M | -78K -78.60% | 21,330 <0.01% of shares | low |
| Q2 2026 as of | Beverly Hills Private Wealth, LLC 13F manager | Add | Common stock | $2.31M | +94K +94.86% | 193,072 <0.01% of shares | low |
| Q1 2026 as of | Guggenheim Capital LLC 13F manager | Trim | Common stock | $-2.07M | -72K -3.96% | 1,747,590 0.05% of shares | low |
| Q1 2026 as of | Magnetar Financial LLC 13F manager | Trim | Common stock | $-2.06M | -71K -82.34% | 15,305 <0.01% of shares | low |
| Q2 2026 as of | AMG National Trust Bank 13F manager | Trim | Common stock | $-2.05M | -84K -53.10% | 73,769 <0.01% of shares | low |
| Q1 2026 as of | Hennessy Advisors Inc 13F manager | Add | Common stock | $2.00M | +70K +49.89% | 209,100 <0.01% of shares | low |
| Q2 2026 as of | Ontario Teachers Pension Plan Board 13F manager | Exit | Common stock | $-1.99M | -67K -100.00% | 0 | low |
| Q2 2023 as of | Leonteq Securities AG 13F manager | Add | Common stock | $1.90M | +46K +38.36% | 165,313 <0.01% of shares | low |
| Q4 2025 as of | Cantor Fitzgerald, L. P. 13F manager | Exit | Common stock | $-1.89M | -60K -100.00% | 0 | low |
| Q1 2026 as of | Grantham, Mayo, Van Otterloo & Co. LLC 13F manager | Add | Common stock | $1.85M | +64K +3.80% | 1,758,352 0.05% of shares | low |
| Q1 2026 as of | Soros Fund Management LLC 13F manager | Trim | Common stock | $-1.70M | -59K -80.41% | 14,389 <0.01% of shares | low |
| Q1 2026 as of | Everett Harris & Co /Ca 13F manager | Add | Common stock | $1.61M | +56K +3.81% | 1,532,081 0.04% of shares | low |
| Q4 2025 as of | First National Bank of Omaha 13F manager | Trim | Common stock | $-1.60M | -54K -66.73% | 26,688 <0.01% of shares | low |
| Q1 2026 as of | Curi Capital, LLC 13F manager | Trim | Common stock | $-1.57M | -55K -17.94% | 250,440 <0.01% of shares | low |
| Q1 2026 as of | Gateway Investment Advisers LLC 13F manager | Add | Common stock | $1.56M | +54K +204.26% | 81,042 <0.01% of shares | low |
| Q1 2026 as of | Scotia Capital Inc. 13F manager | Trim | Common stock | $-1.55M | -54K -40.56% | 78,916 <0.01% of shares | low |
| Q1 2026 as of | Zurcher Kantonalbank (Zurich Cantonalbank) 13F manager | Trim | Common stock | $-1.53M | -53K -5.42% | 927,803 0.03% of shares | low |
| Q2 2026 as of | Meeder Asset Management Inc 13F manager | Add | Common stock | $1.52M | +62K +80.98% | 137,970 <0.01% of shares | low |
| Q4 2025 as of | Ontario Teachers Pension Plan Board 13F manager | Add | Common stock | $1.48M | +50K +291.34% | 66,665 <0.01% of shares | low |
| Q1 2026 as of | Fideuram - Intesa Sanpaolo Private Banking S.p.a. 13F manager | Add | Common stock | $1.47M | +51K +5731.69% | 52,077 <0.01% of shares | low |
| Q1 2026 as of | Groupama Asset Managment 13F manager | Trim | Common stock | $-1.43M | -50K -46.60% | 57,206 <0.01% of shares | low |
| Q1 2026 as of | Davidson Investment Advisors 13F manager | Add | Common stock | $1.40M | +49K +9.77% | 546,879 0.02% of shares | low |
| Q2 2026 as of | Plato Investment Management Ltd 13F manager | Add | Common stock | $1.37M | +56K +26.11% | 271,166 <0.01% of shares | low |
| Q1 2026 as of | Steel Grove Capital Advisors, LLC 13F manager | Add | Common stock | $1.36M | +48K +540.43% | 56,332 <0.01% of shares | low |
| Q3 2025 as of | Sanctuary Advisors, LLC 13F manager | Trim | Common stock | $-1.35M | -43K -7.45% | 534,430 0.02% of shares | low |
| Q1 2026 as of | Principal Financial Group Inc 13F manager | Add | Common stock | $1.35M | +47K +0.97% | 4,883,203 0.14% of shares | low |
| Q2 2025 as of | Leonteq Securities AG 13F manager | Exit | Common stock | $-1.33M | -36K -100.00% | 0 | low |
| Q1 2026 as of | Foundation Resource Management Inc 13F manager | Add | Common stock | $1.31M | +46K +7.28% | 671,474 0.02% of shares | low |