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de Beer Mariano

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to de Beer Mariano. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

RBBN
Company Title Type Shares Price Value Date
RBBN Tax Withholding 11,575 $2.92 $33,799 Jun 15, 2023
RBBN Option Exercise 14,797 Jun 15, 2022
RBBN Option Exercise 27,089 Jun 22, 2021