Miguel A. Lopez - 15 Jul 2023 Form 4 Insider Report for Ribbon Communications Inc. (RBBN)

Role: EVP, CFO
Signature: Patrick Macken, By POA from Miguel Lopez
Issuer symbol: RBBN
Transactions as of: 15 Jul 2023
Net transactions value: -$16,854
Form type: 4
Filing time: 18 Jul 2023, 08:18:29 UTC
Previous filing: 05 May 2023
Next filing: 19 Sep 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RBBN	Common Stock	Options Exercise		+16,593	+8%		224,702	15 Jul 2023	Direct	F1
transaction	RBBN	Common Stock	Tax liability	$16,854	-5,832	-2.6%	$2.89	218,870	15 Jul 2023	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	RBBN	Restricted Stock Units (RSU)	Options Exercise	$0	-16,593	-100%	$0.000000^*	0	15 Jul 2023	Common Stock	16,593		Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	RSUs convert to common stock on a one-for-one basis.
F2	Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs.
F3	The RSUs vest over a three-year period as follows: one-third of the restricted stock units vested on July 15, 2021, and the remaining two-thirds of the RSUs vest in four equal, semi-annual installments thereafter through July 15, 2023.