Summary
Updated Aug 30, 2026
Catherine Wong files SEC Form 4 reports at Amplitude, Inc. (AMPL). 3 SEC Form 4 filings on record going back to 2024, most recently on 15 June 2026. Most recent open-market trade: sold $51K of AMPL on 15 June 2026. Lifetime open-market sales: $84K.
Recent Transactions
3Every recent SEC Form 4 transaction Catherine Wong has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Catherine Wong go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. 2 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 Catherine Wong 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.
- Spenser Skates - $4.40M of AMPL open-market activity in the last 12 months
- Curtis Liu - $1.01M of AMPL open-market activity in the last 12 months
- Erica Schultz - $314K of AMPL open-market activity in the last 12 months
- Andrew Casey - $300K of AMPL 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 Catherine Wong?
Catherine Wong is a corporate insider of Amplitude, Inc. (AMPL). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Catherine Wong submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Catherine Wong been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($84K) across all tracked filings.
Where can I see all of Catherine Wong'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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