Summary
Updated Aug 31, 2026
Tomoko Yamagishi-Dressler is Chief Marketing Officer of Evolus, Inc. (EOLS). 1 SEC Form 4 filing on record, dated 22 August 2025. Most recent open-market trade: sold $43K of EOLS on 22 August 2025. Lifetime open-market sales: $43K.
Recent Transactions
1Every recent SEC Form 4 transaction Tomoko Yamagishi-Dressler has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Tomoko Yamagishi-Dressler go back to 2025: 1 primary Form 4 filing, an average of 0.5 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 Tomoko Yamagishi-Dressler 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.
- David Moatazedi - $635K of EOLS open-market activity in the last 12 months
- Rui Avelar - $161K of EOLS 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 Tomoko Yamagishi-Dressler?
Tomoko Yamagishi-Dressler is a corporate insider, tracked as Chief Marketing Officer of Evolus, Inc. (EOLS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Tomoko Yamagishi-Dressler last file a Form 4?
The only primary Form 4 on record is dated 22 August 2025.
Has Tomoko Yamagishi-Dressler been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($43K) across all tracked filings.
Where can I see all of Tomoko Yamagishi-Dressler'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 Tomoko Yamagishi-Dressler 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