Summary
Updated Aug 30, 2026
William H. Osborne is Director of QUAKER CHEMICAL CORP (KWR). 5 SEC Form 4 filings on record going back to 2025, most recently on 6 August 2026. Most recent open-market trade: sold $101K of KWR on 6 August 2026. Lifetime open-market sales: $120K.
Recent Transactions
6Every recent SEC Form 4 transaction William H. Osborne has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies William H. Osborne 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.
- Jeewat Bijlani - $107K of KWR open-market activity in the last 12 months
- Roy W. Templin - $100K of AWI 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 William H. Osborne?
William H. Osborne is a corporate insider, tracked as Director of QUAKER CHEMICAL CORP (KWR). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has William H. Osborne submitted recently?
3 primary Form 4 filings in the last 90 days, covering 2 companies.
Has William H. Osborne been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($120K) across all tracked filings.
Where can I see all of William H. Osborne'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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