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Rosenberg Matthew Hamilton

SEC CIK
0001812103
Latest filing
Jul 17, 2026

CMCSA holding history

Comcast Corp in every 13F filed by Rosenberg Matthew Hamilton, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

CMCSA overviewAll 13F holders of CMCSAFull Q2 2026 holdings

Shares (Q2 2026)
1,068
Value
$26.2K
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of CMCSA by Rosenberg Matthew Hamilton, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,068$26.2K<0.1%−2,742−72.0%ReducedHolders
Q1 20263,810$109.4K<0.1%+1,220+47.1%AddedHolders
Q4 20252,590$77.4K<0.1%−277−9.7%ReducedHolders
Q3 20252,867$90.1K<0.1%−5,603−66.2%ReducedHolders
Q2 20258,470$302.3K0.1%+4,218+99.2%AddedHolders
Q1 20254,252$156.9K<0.1%+746+21.3%AddedHolders
Q4 20243,506$131.6K<0.1%−2,283−39.4%ReducedHolders
Q3 20245,789$241.8K0.1%+65+1.1%AddedHolders
Q2 20245,724$218.5K0.1%−764−11.8%ReducedHolders
Q1 20246,488$274.3K0.1%−239−3.6%ReducedHolders
Q4 20236,727$295.0K0.1%+294+4.6%AddedHolders
Q3 20236,433$285.2K0.1%+118+1.9%AddedHolders
Q2 20236,315$262.4K0.1%−518−7.6%ReducedHolders
Q1 20236,833$259.0K0.1%+77+1.1%AddedHolders
Q4 20226,756$236.3K0.1%+47+0.7%AddedHolders
Q3 20226,709$197.0K0.1%+336+5.3%AddedHolders
Q2 20226,373$257.0K0.1%−1,699−21.0%ReducedHolders
Q1 20228,072$378.0K0.1%+738+10.1%AddedHolders
Q4 20217,334$369.0K0.1%+1,040+16.5%AddedHolders
Q3 20216,294$352.0K0.1%+1,386+28.2%AddedHolders
Q2 20214,908$280.0K0.1%−724−12.9%ReducedHolders
Q1 20215,632$305.0K0.2%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.