Ribbon Communications (RBBN): CFO had shares withheld for tax 10K shares

10K

Shares · @ $2.48

Traded

Apr 15, 2026

Filed

Apr 17, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Apr 15, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“Effective April 15, 2026, the Board of Directors (the “ Board ”) of Ribbon Communications Inc. (the “ Company ”) elected to increase the size of the Board to nine members and appointed Louis Silver to serve as a member of the Board until the Company’s 2026 Annual Meeting of Stockholders.”

What came next

1. Apr 28, 2026Company filing · Form 8-K · Results, Executive changeChanged a top executive or board member, and reported its results“On April 28, 2026, Ribbon Communications Inc. (the “Company”) announced that John Townsend, Executive Vice President, Chief Financial Officer of the Company, has notified the Company that he is resigning effective April 30, 2026 to pursue another professional opportunity.”
2. Jul 28, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Ribbon Communications

For Ribbon Communications, OQRO holds 1 insider filing (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its RBBN page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Ribbon Communications

• SEC Form 4Nov 2, 2026
• SEC Form 4Feb 13, 2026
• SEC Form 4Feb 13, 2026
• SEC Form 4Feb 13, 2026
• SEC Form 4Sep 8, 2025
• SEC Form 4Sep 8, 2025

Everything OQRO holds on this company is on its RBBN page.