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CHECK CAPITAL MANAGEMENT INC/CA

Position in SIRI — Sirius Xm Holdings Inc.

CIK 1032814 COSTA MESA, CA

Position in SIRI

as of Jun 30, 2026 · filed Aug 5, 2026
Position Value
$86,487,182
+$18,572,090 QoQ
Shares Held
2,927,799
-0.5% QoQ
Ownership
0.869%
of shares outstanding
% of Portfolio
6.63%
of 13F equity value
Holder Rank
#16
of 594 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SIRI Over Time

Shares Held

Position Value (USD)

Position in Entertainment

Communication Services · as of Jun 30, 2026

CHECK CAPITAL MANAGEMENT INC/CA holds $129,816,429 across 2 Entertainment names. SIRI ranks #1 (66.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 SIRI
Sirius Xm Holdings Inc.
This page
2,927,799 $86,487,182

All Filings in SIRI

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $86,487,182 2,927,799
2026-03-31 $67,915,092 2,942,595
2025-12-31 $57,670,000 2,883,500
2025-09-30 $47,999,705 2,061,843
2025-06-30 $26,796,710 1,166,596
2025-03-31 $26,436,357 1,172,344
2024-12-31 $26,122,666 1,145,731
2024-09-30 $3,883,661 164,214