Summary
Updated Aug 31, 2026
John Washburn is Chief Operating Officer of Sunbelt Rentals Holdings, Inc. (SUNB). 6 SEC Form 4 filings on record, most recently on 21 August 2026. Most recent open-market trade: sold $243K of SUNB on 10 July 2026. Lifetime open-market sales: $478K.
Recent Transactions
9Every recent SEC Form 4 transaction John Washburn has reported, most recent first.
Trading Pattern
InsiderAlpha's records for John Washburn go back to 2026: 6 primary Form 4 filings, an average of 6.0 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.
Most Active Insiders Right Now
John Washburn has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- Michael N. Intrator - $388.40M of CRWV open-market activity in the last 90 days
- AEROEQUITY GP, LLC - $384.00M of FLY open-market activity in the last 90 days
- Keith A. Meister - $378.96M of ILMN open-market activity in the last 90 days
- Jayshree Ullal - $365.88M of ANET open-market activity in the last 90 days
- Jeffrey P. Bezos - $346.45M of AMZN open-market activity in the last 90 days
- SL SPV-2, L.P. - $341.29M of DELL open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is John Washburn?
John Washburn is a corporate insider, tracked as Chief Operating Officer of Sunbelt Rentals Holdings, Inc. (SUNB). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has John Washburn submitted recently?
5 primary Form 4 filings in the last 90 days, covering 1 company.
Has John Washburn been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($478K) across all tracked filings.
Where can I see all of John Washburn'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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