SIRI
SIRIUS XM HOLDINGS INC.
NASDAQ · Communication Services · Entertainment · US
$33.41
+8.49%3
Insider buys (3m)
0
Insider sells (3m)
$26.9M
Net value (3m)
+7.6%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Nov 3, 2026 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 66,968 | $29 |
| Nov 3, 2026 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 113,348 | $30 |
| Nov 3, 2026 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 743,965 | $29 |
| Aug 4, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,037,199 | $22 |
| Aug 4, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,977,837 | $21 |
| Aug 4, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,930,000 | $21 |
| Aug 4, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 85,389 | $21 |
| Feb 3, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 840,000 | $24 |
| Feb 3, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 751,141 | $23 |
| Feb 3, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 283,899 | $24 |
| Feb 3, 2025 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 433,079 | $23 |
| Dec 19, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 2,038,051 | $21 |
| Dec 19, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 31,326 | $22 |
| Dec 19, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 915,527 | $22 |
| Dec 19, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,440,000 | $22 |
| Dec 19, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 538,940 | $22 |
| Oct 31, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 925,205 | $27 |
| Oct 31, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 623,527 | $28 |
| Oct 31, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 679,207 | $27 |
| Oct 18, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 175,569 | $27 |
| Oct 18, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,040,000 | $27 |
| Oct 18, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 342,133 | $27 |
| Oct 11, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 1,259,259 | $25 |
| Oct 11, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 869,800 | $24 |
| Oct 11, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 517,154 | $24 |
| Oct 11, 2024 | BERKSHIRE HATHAWAY INC · 10 percent owner | Purchase | 917,846 | $24 |
| Jan 2, 2024 | Witz Jennifer C · director, officer: CEO | F-InKind | 649,922 | $5.47 |
| Nov 30, 2023 | MAFFEI GREGORY B · director | A-Award | 288 | $0.00 |
| Nov 30, 2023 | Rapino Michael · director | A-Award | 288 | $0.00 |
| Nov 30, 2023 | Salen Kristina · director | A-Award | 288 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 234Increased 385Reduced 320Sold out 72
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BERKSHIRE HATHAWAY INC | Unchanged | 124,807,117 | May 15, 2026 |
| BERKSHIRE HATHAWAY INC | Unchanged | 124,807,117 | Aug 14, 2026 |
| BlackRock, Inc. | Increased | 17,602,229 | Aug 7, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 10,512,352 | Aug 11, 2026 |
| BLACKROCK, INC. | Reduced | 9,625,184 | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 9,082,629 | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 8,704,748 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 8,386,784 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 8,303,630 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 6,947,785 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 6,908,574 | Aug 14, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 6,301,181 | May 7, 2026 |
| Kontiki Capital Management (HK) Ltd. | Increased | 6,082,824 | Aug 12, 2026 |
| STATE STREET CORP | Increased | 5,992,497 | Sep 22, 2026 |
| KONTIKI CAPITAL MANAGEMENT (HK) LTD. | Reduced | 5,696,724 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Nov 3, 2026