Ribbon Communications Inc. — Director's Dealing 2019

Jun 20, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ribbon Communications Inc. (RBBN)
CIK: 0001708055
Period of Report: 2019-06-17

Reporting Person: Scarfo Anthony (EVP, Products & R&D)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-06-17	Common Stock	M	5001	—	Acquired	75700	Direct
2019-06-17	Common Stock	F	1549	$4.70	Disposed	74151	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-06-15	Restricted Stock Units (RSUs)	$	M	5001	Disposed		Common Stock (5001)	Direct
2019-06-17	Restricted Stock Units (RSUs)	$	A	81169	Acquired		Common Stock (81169)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Ribbon Communications Inc. common stock.

F2: 15,000 restricted stock units were granted to the Reporting Person on June 15, 2018, vesting over a three-year period. One-third of those restricted stock units vested on June 17, 2019, and the remaining two-thirds of the restricted stock units shall vest in four equal, semi-annual installments thereafter through June 15, 2021.

F3: The restricted stock units vest over a three-year period as follows: one-third of the restricted stock units shall vest on June 17, 2020, and the remaining two-thirds of the restricted stock units shall vest in four equal, semi-annual installments thereafter through June 17, 2022.