Summary
Updated Aug 31, 2026
Clarence L. Granger is Director of Ultra Clean Holdings, Inc. (UCTT). 8 SEC Form 4 filings on record going back to 2025, most recently on 28 May 2026. Most recent open-market trade: sold $191K of UCTT on 5 May 2026. Lifetime open-market sales: $2.26M.
Recent Transactions
11Every recent SEC Form 4 transaction Clarence L. Granger has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Clarence L. Granger go back to 2025: 8 primary Form 4 filings, an average of 4.0 per year. 4 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Clarence L. Granger 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.
- Brian E. Harding - $2.33M of UCTT open-market activity in the last 12 months
- Christopher S. Cook - $1.75M of UCTT open-market activity in the last 12 months
- Sheri Savage - $1.29M of UCTT open-market activity in the last 12 months
- Emily M. Liggett - $756K of UCTT open-market activity in the last 12 months
- Jamie J. Palfrey - $693K of UCTT open-market activity in the last 12 months
- David T. Ibnale - $626K of UCTT 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 Clarence L. Granger?
Clarence L. Granger is a corporate insider, tracked as Director of Ultra Clean Holdings, Inc. (UCTT). InsiderAlpha holds 8 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Clarence L. Granger last file a Form 4?
The most recent primary Form 4 on record is dated 28 May 2026, one of 8 filings going back to 2025.
Has Clarence L. Granger been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($2.26M) across all tracked filings.
Where can I see all of Clarence L. Granger'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.
Learn More
Follow Clarence L. Granger and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial