SIRIUS XM RADIO INC. (SIRI) is a publicly traded company in the Unknown sector. Across all available filings, 4 corporate insiders have executed 44 transactions totaling $1.0B, demonstrating a bullish sentiment with $1.0B in net insider flow. The most recent transaction on Aug 4, 2025 involved a purchase of 1,037,199 shares valued at $22.4M.
No significant insider buying has been recorded for SIRI in the recent period.
No significant insider selling has been recorded for SIRI in the recent period.
Based on recent SEC filings, insider sentiment for SIRI is bullish with an Insider Alignment Score of 100/100 and a net flow of $1.0B. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at SIRIUS XM RADIO INC. (SIRI) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 4 insiders are actively trading SIRI stock, having executed 44 transactions in the past 90 days. The most active insider is Media Corp Liberty (Executive), who has made 38 transactions totaling $1.1B.
Get notified when executives and directors at SIRI file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Aug 4, 2025 | E. Buffett Warren | Executive | Purchase | 1,037,199 | $21.63 | $22.4M | Large |
| Aug 1, 2025 | E. Buffett Warren | Executive | Purchase | 1,930,000 | $21.02 | $40.6M | Large |
| Jul 31, 2025 | E. Buffett Warren | Executive | Purchase | 1,977,837 | $21.04 | $41.6M | Large |
| Jul 31, 2025 | E. Buffett Warren | Executive | Purchase | 85,389 | $21.43 | $1.8M | Large |
| Sep 9, 2024 | Xm Holdings Inc. Liberty Sirius | Executive | Other | 0 | $N/A | $0 | |
| Sep 9, 2024 | Corp Liberty Media | Executive | Other | 0 | $N/A | $0 | |
| Nov 1, 2021 | Corp Liberty Media | Executive | Purchase | 43,658,800 | $N/A | $0 | |
| Dec 1, 2014 | Corp Liberty Media | Executive | Conversion | 5,974,510 | $N/A | $0 | |
| Nov 12, 2013 | Corp Liberty Media | Executive | Disposition | 43,712,265 | $3.66 | $160.0M | Large |
| Nov 12, 2013 | Corp Liberty Media | Executive | Disposition | 0 | $3.66 | $0 | |
| Jan 18, 2013 | Corp Liberty Media | Executive | Conversion | 0 | $N/A | $0 | |
| Jan 15, 2013 | Corp Liberty Media | Executive | Purchase | 50,000,000 | $3.16 | $158.0M | Large |
| Jan 11, 2013 | Starz | Executive | Other | 0 | $N/A | $0 | |
| Nov 27, 2012 | Corp Liberty Media | Executive | Purchase | 1,880,000 | $2.75 | $5.2M | Large |
| Nov 20, 2012 | Corp Liberty Media | Executive | Purchase | 6,895,000 | $2.75 | $19.0M | Large |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Purchase(P) | 34 | $1.0B | 86.6% |
Disposition(D) | 2 | $160.0M | 13.4% |
Other(J) | 5 | $0 | 0.0% |
Conversion(C) | 3 | $0 | 0.0% |
Insiders at SIRIUS XM RADIO INC. are accumulating shares at an accelerated pace. With 4 insiders making 44 transactions totaling $1.0B in purchases versus $0 in sales, the net buying activity of $1.0B signals strong executive confidence. Media Corp Liberty (Executive) leads the buying activity with $1.1B in transactions across all time.