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Insider trade

SiriusXM (SIRI)10% owner bought ~$41.6M

BERKSHIRE HATHAWAY INC, 10% owner at SiriusXM, bought ~$41.6M of SiriusXM shares.

~$41.6M
Approx. value · 1.98M sh @ $21.04
122M
Holds after · shares reported
Traded
Jul 31, 2025
Filed
Aug 5, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Jun 3, 2025InsiderDirector sold ~$35K of SIRI shares in the open market
  2. Jul 1, 2025CongressDisclosed sale of SIRI — reported range $1,001 - $15,000
  3. Jul 31, 2025 · this disclosureInsider10% owner purchased ~$41.6M of SIRI shares in the open market

What came next

  1. Jul 31, 2025Insider10% owner purchased ~$1.83M of SIRI shares in the open market
  2. Aug 1, 2025Insider10% owner purchased ~$40.6M of SIRI shares in the open market
  3. Aug 4, 2025Insider10% owner purchased ~$22.4M of SIRI shares in the open market
  4. Sep 5, 2025Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On September 5, 2025, the Board of Directors (the “Board of Directors”) of Sirius XM Holdings Inc. (the “Company”) increased the size of the Board from nine to ten directors and filled the vacancy created by such increase by appointing Dave Stephenson to the Board of Directors, effective as of September 18, 2025.”
  5. Oct 30, 2025Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
  6. Nov 3, 2025InsiderDirector sold ~$40K of SIRI shares in the open market
  7. Nov 13, 2025Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On November 13, 2025, our subsidiary, Sirius XM Radio LLC, entered into an Employment Agreement (the “Employment Agreement”) with Zachary J. Coughlin to serve as our Executive Vice President and Chief Financial Officer.”
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for SiriusXM

For SiriusXM, OQRO holds 1 insider filing (SEC Form 4 or Form 144) and 4 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its SIRI page.

Other recent filings by BERKSHIRE HATHAWAY INC, 10% owner

The full history of BERKSHIRE HATHAWAY INC, 10% owner is on the profile page.

How this filing works

Other disclosures at SiriusXM

Everything OQRO holds on this company is on its SIRI page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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