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Livermore
Livermore
ZHEN

Mattern Capital Management, LLC

SEC CIK
0001803227
Latest filing
Jul 24, 2026

CMCSA holding history

Comcast Corp in every 13F filed by Mattern Capital Management, LLC, 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 (Q4 2025)
0
Sold out in Q4 2025
Value
$0
% of portfolio
0.0%
Quarters held
19
Since Q1 2021
Holdings of CMCSA by Mattern Capital Management, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20250$00.0%−234,941−100.0%Sold outHolders
Q3 2025234,941$7.38M0.9%+13,457+6.1%AddedHolders
Q2 2025221,484$7.90M0.9%+7,609+3.6%AddedHolders
Q1 2025213,875$7.89M1.0%+7,160+3.5%AddedHolders
Q4 2024206,715$7.76M1.0%+13,169+6.8%AddedHolders
Q3 2024193,546$8.08M1.0%+3,883+2.0%AddedHolders
Q2 2024189,663$7.43M1.0%+3,107+1.7%AddedHolders
Q1 2024186,556$8.09M1.1%+6,650+3.7%AddedHolders
Q4 2023179,906$7.89M1.1%+2,987+1.7%AddedHolders
Q3 2023176,919$7.84M1.3%+6,603+3.9%AddedHolders
Q2 2023170,316$7.08M1.1%+4,399+2.7%AddedHolders
Q1 2023165,917$6.29M1.1%+3,941+2.4%AddedHolders
Q4 2022161,976$5.66M1.0%+19,162+13.4%AddedHolders
Q3 2022142,814$4.19M0.9%+3,363+2.4%AddedHolders
Q2 2022139,451$5.47M1.1%+12,149+9.5%AddedHolders
Q1 2022127,302$5.96M1.1%+6,037+5.0%AddedHolders
Q4 2021121,265$6.10M1.1%+3,884+3.3%AddedHolders
Q3 2021117,381$6.57M1.3%+1,413+1.2%AddedHolders
Q2 2021115,968$6.61M1.3%+3,283+2.9%AddedHolders
Q1 2021112,685$6.10M1.3%––Holders

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