Summary
Updated Aug 31, 2026
William S. Johnson is Director of CTS CORP (CTS). 2 SEC Form 4 filings on record going back to 2024, most recently on 10 November 2025.
Recent Transactions
2Every recent SEC Form 4 transaction William S. Johnson has reported, most recent first.
Trading Pattern
InsiderAlpha's records for William S. Johnson go back to 2024: 2 primary Form 4 filings, an average of 0.7 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 William S. Johnson 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.
- Kieran M. O'Sullivan - $8.48M of CTS open-market activity in the last 12 months
- Ashish Agrawal - $1.32M of CTS 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 S. Johnson?
William S. Johnson is a corporate insider, tracked as Director of CTS CORP (CTS). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did William S. Johnson last file a Form 4?
The most recent primary Form 4 on record is dated 10 November 2025, one of 2 filings going back to 2024.
Where can I see all of William S. Johnson'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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