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Harbor Island Capital LLC

Position in CMCSA — Comcast Corp

CIK 1730580 Topsfield, MA

Position in CMCSA

as of Jun 30, 2026 · filed Jul 30, 2026
Position Value
$13,490,986
-$301,326 QoQ
Shares Held
549,531
+14.4% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
3.59%
of 13F equity value
Holder Rank
#311
of 1,874 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CMCSA Over Time

Shares Held

Position Value (USD)

Position in Telecom Services

Communication Services · as of Jun 30, 2026

Harbor Island Capital LLC holds $13,490,986 across 1 Telecom Services name. CMCSA ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CMCSA
Comcast Corp
This page
549,531 $13,490,986

All Filings in CMCSA

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $13,490,986 549,531
2026-03-31 $13,792,312 480,401
2025-12-31 $14,359,175 480,401
2025-09-30 $9,752,783 310,401
2025-06-30 $7,737,337 216,793
2025-03-31 $8,788,572 238,173
2024-12-31 $6,451,147 171,893
2024-09-30 $7,179,962 171,893
2024-06-30 $6,731,324 171,893
2024-03-31 $6,344,831 146,363
2023-12-31 $6,418,012 146,363
2023-09-30 $6,489,741 146,363
2023-06-30 $6,236,786 150,103
2023-03-31 $6,165,830 162,644
2022-12-31 $5,657,930 161,794
2022-09-30 $4,724,889 161,094
2022-06-30 $6,468,084 164,834
2022-03-31 $7,231,998 154,464
2021-12-31 $7,737,929 153,744
2021-09-30 $8,475,856 151,544
2021-06-30 $8,641,030 151,544
2021-03-31 $8,154,055 150,694
2020-12-31 $7,896,373 150,694
2020-09-30 $6,971,104 150,694
2020-06-30 $5,998,002 153,874
2020-03-31 $5,295,382 154,025