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CMCSA

Comcast Corp

Company with tickers: CMCSA, CCZ

CIK
1166691
CUSIP
20030N101
Shares Outstanding
3,562,784,182
13F Activity (30d)
906 filings 854 filers

Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.

Filed Seller Shares
2026-03-05 Armstrong Jason 4,494
2026-02-11 Cavanagh Michael J 57,947
2026-02-03 NAKAHARA ASUKA 8,275
2024-11-26 Cavanagh Michael J 25,537
2024-11-26 Cavanagh Michael J 107,622
2024-11-26 Brian L. Roberts 469,515
2024-11-06 Armstrong Jason 23,248
2024-01-29 Cavanagh Michael J 114,749
2023-11-20 Armstrong Jason 41,663
2023-11-14 Brian L. Roberts 616,143
2023-11-14 The Aileen K. and Brian L. Roberts Foundation 600,000
Showing 1–11 of 11 filings