Summary
Updated Aug 30, 2026
James J. Kavanaugh is Director of T-Mobile US, Inc. (TMUS). 8 SEC Form 4 filings on record going back to 2024, most recently on 18 June 2026.
Recent Transactions
13Every recent SEC Form 4 transaction James J. Kavanaugh has reported, most recent first.
$IBM INTERNATIONAL BUSINESS MACHINES CORPF - Tax withholding / forfeiture23.8K shares @ $303.76$7.23M
Trading Pattern
InsiderAlpha's records for James J. Kavanaugh go back to 2024: 8 primary Form 4 filings, an average of 2.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies James J. Kavanaugh files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- DEUTSCHE TELEKOM AG - $606.62M of TMUS open-market activity in the last 12 months
- Raul Marcelo Claure - $119.66M of TMUS open-market activity in the last 12 months
- G. Michael Sievert - $30.20M of TMUS open-market activity in the last 12 months
- Peter Osvaldik - $5.80M of TMUS open-market activity in the last 12 months
- Mark Wolfe Nelson - $4.16M of TMUS open-market activity in the last 12 months
- Srini Gopalan - $1.98M of TMUS open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is James J. Kavanaugh?
James J. Kavanaugh is a corporate insider, tracked as Director of T-Mobile US, Inc. (TMUS). InsiderAlpha holds 8 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has James J. Kavanaugh submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of James J. Kavanaugh's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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