Ribbon Communications Inc. — Director's Dealing 2020

Jun 19, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ribbon Communications Inc. (RBBN)
CIK: 0001708055
Period of Report: 2020-06-17

Reporting Person: Scarfo Anthony (Director, EVP and GM, Cloud & Edge)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-06-17	Common Stock	M	27057	—	Acquired	95733	Direct
2020-06-17	Common Stock	S	9014	$3.9225	Disposed	86719	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-06-17	Restricted Stock Units (RSUs)	$	M	27057	Disposed		Common Stock (27057)	Direct

Footnotes

F1: The RSUs convert into common stock on a one-for-one basis.

F2: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 instruction letter previously adopted by the Reporting Person and represent shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs.

F3: 81,169 RSUs were granted to the Reporting Person on June 17, 2019 and vest over a three-year period. One-third of the RSUs vested on June 17, 2020 and the remainder of the RSUs will vest in four equal, semi-annual installments thereafter through June 17, 2022.