Summary
Updated Aug 31, 2026
Frank Klein is Chief Operations Officer of Rocket Lab Corp (RKLB). 9 SEC Form 4 filings on record going back to 2024, most recently on 28 August 2026. Most recent open-market trade: sold $31K of RKLB on 28 August 2026. Lifetime open-market sales: $28.25M.
Recent Transactions
20Every recent SEC Form 4 transaction Frank Klein has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Frank Klein go back to 2024: 9 primary Form 4 filings, an average of 3.0 per year. 32 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 Frank Klein 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.
- Peter Beck - $557.05M of RKLB open-market activity in the last 12 months
- Matthew Ocko - $90.28M of RKLB open-market activity in the last 12 months
- Adam C. Spice - $61.86M of RKLB open-market activity in the last 12 months
- Arjun Kampani - $35.49M of RKLB open-market activity in the last 12 months
- Alexander R. Slusky - $25.72M of RKLB open-market activity in the last 12 months
- Merline Saintil - $12.25M of RKLB 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 Frank Klein?
Frank Klein is a corporate insider, tracked as Chief Operations Officer of Rocket Lab Corp (RKLB). InsiderAlpha holds 9 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 Frank Klein submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Frank Klein been buying or selling stock?
Recorded transactions: 0 open-market purchases and 43 open-market sales ($28.25M) across all tracked filings.
Where can I see all of Frank Klein'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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