Sirius XM Holdings Inc.
SIRI- Exchange
- Nasdaq
- Industry
- Radio Broadcasting Stations
- SEC CIK
- 0000908937
In the last 90 days, Sirius XM Holdings Inc. insiders filed 0 open-market purchases and 1 sale; 602 institutions reported holding it in 13F filings for Q2 2026, worth $8.33B in total; 3 superinvestors hold it, including Berkshire Hathaway and Weitz Investment Management.
Holders of 5% or more of SIRI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Sirius XM Holdings Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Berkshire Hathaway IncSuperinvestorBerkshire Hathaway | 13G/A | 37.10%124.8M shares | – | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
| Buffett Warren E | 13G/A | 34.60%117.5M shares | – | Feb 14, 20251 filing | Feb 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Sirius XM Holdings Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 14, 20258:55 PM ET | Berkshire Hathaway Incand 10 othersSuperinvestorBerkshire Hathaway | 13G/A | 37.10%124.8M shares | – | Sep 30, 2025 | SEC |
| Feb 14, 20254:05 PM ET | Buffett Warren Eand 10 others | 13G/A | 34.60%117.5M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Sirius XM Holdings Inc. shares.
No Form 144 notices for Sirius XM Holdings Inc. are on file.