BUCCI SAM (EVP GM Packet Optical Networks) exercised options at RIBBON COMMUNICATIONS INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

BUCCI SAM

Filed: 5/19/2025ACC: 0001062993-25-009788

InsiderBUCCI SAMCIK 1824854

→

IssuerRIBBON COMMUNICATIONS INC.CIK 1708055

Officer· EVP GM Packet Optical Networks

Since Sep 2020

+637.91K

Net shares

Net buyer

$102.2K

Total sold

Open market trades

0B · 0S

Total transactions

718.88K acquired · 80.97K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+52.74K

Price / share

—

Trade value

—

% of position

12.8%

5/16/2025

412.30K→465.05K

Common Stock

Direct

F · Tax Withholding

−28.23K

Price / share

$3.62

Trade value

$102.20K

% of position

6.1%

5/16/2025

465.05K→436.81K

Total

Net shares

+24.51K

Net value

-$102.20K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/16/2025	M · Option Exercise	+52.74K	—	—	12.8%	412.30K	465.05K
Common Stock Direct	5/16/2025	F · Tax Withholding	−28.23K	$3.62	$102.20K	6.1%	465.05K	436.81K
Total			+24.51K		-$102.20K

Derivative Transactions6

Restricted Stock Units (RSUs)

Direct

A · Award

Converts to

Common Stock

250K shares

+250K

Strike price

Held after

250K

Exercisable

—

5/15/2025

RSUs

Direct

A · Award

Converts to

Common Stock

105.48K shares

+105.48K

Strike price

Held after

105.48K

Exercisable

—

5/15/2025

Performance-Based RSUs (PSUs)

Direct

A · Award

Converts to

Common Stock

150K shares

+150K

Strike price

Held after

150K

Exercisable

—

5/15/2025

PSUs

Direct

A · Award

Converts to

Common Stock

100K shares

+100K

Strike price

Held after

100K

Exercisable

—

5/15/2025

PSUs

Direct

A · Award

Converts to

Common Stock

60.65K shares

+60.65K

Strike price

Held after

60.65K

Exercisable

—

5/15/2025

RSUs

Direct

M · Option Exercise

Converts to

Common Stock

52.74K shares

−52.74K

Strike price

Held after

0.00

Exercisable

—

5/16/2025

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units (RSUs) Direct	Common Stock250K shares	5/15/2025	A · Award	+250K	—	250K
RSUs Direct	Common Stock105.48K shares	5/15/2025	A · Award	+105.48K	—	105.48K
Performance-Based RSUs (PSUs) Direct	Common Stock150K shares	5/15/2025	A · Award	+150K	—	150K
PSUs Direct	Common Stock100K shares	5/15/2025	A · Award	+100K	—	100K
PSUs Direct	Common Stock60.65K shares	5/15/2025	A · Award	+60.65K	—	60.65K
RSUs Direct	Common Stock52.74K shares	5/16/2025	M · Option Exercise	−52.74K	—	0.00