BUCCI SAM

PrivateCIK: 1824854
Location

PLANO, TX

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 · 6 exercises
InsiderBUCCI SAMCIK 1824854
Officer· EVP GM Packet Optical Networks
Since Sep 2020
-173.31K
Net shares
Net seller
$462.2K
Total sold
0
Open market trades
0B · 0S
18
Total transactions
323.77K acquired · 497.08K disposed
Non-Derivative Transactions12

Common Stock

Direct
M · Option Exercise

Shares

+25.82K

Price / share

Trade value

% of position

5.8%
4/17/2026
448.81K474.63K

Common Stock

Direct
F · Tax Withholding

Shares

13.82K

Price / share

$2.71

Trade value

$37.45K

% of position

2.9%
4/17/2026
474.63K460.81K

Common Stock

Direct
M · Option Exercise

Shares

+42.75K

Price / share

Trade value

% of position

9.3%
4/17/2026
460.81K503.56K

Common Stock

Direct
F · Tax Withholding

Shares

22.88K

Price / share

$2.71

Trade value

$62.02K

% of position

4.5%
4/17/2026
503.56K480.68K

Common Stock

Direct
M · Option Exercise

Shares

+80.55K

Price / share

Trade value

% of position

16.8%
4/17/2026
480.68K561.22K

Common Stock

Direct
F · Tax Withholding

Shares

43.12K

Price / share

$2.71

Trade value

$116.84K

% of position

7.7%
4/17/2026
561.22K518.11K

Common Stock

Direct
M · Option Exercise

Shares

+38.58K

Price / share

Trade value

% of position

7.4%
5/15/2026
518.11K556.68K

Common Stock

Direct
F · Tax Withholding

Shares

20.65K

Price / share

$2.63

Trade value

$54.31K

% of position

3.7%
5/15/2026
556.68K536.03K

Common Stock

Direct
M · Option Exercise

Shares

+52.74K

Price / share

Trade value

% of position

9.8%
5/15/2026
536.03K588.78K

Common Stock

Direct
F · Tax Withholding

Shares

28.23K

Price / share

$2.63

Trade value

$74.25K

% of position

4.8%
5/15/2026
588.78K560.54K

Common Stock

Direct
M · Option Exercise

Shares

+83.33K

Price / share

Trade value

% of position

14.9%
5/15/2026
560.54K643.88K

Common Stock

Direct
F · Tax Withholding

Shares

44.61K

Price / share

$2.63

Trade value

$117.32K

% of position

6.9%
5/15/2026
643.88K599.27K
Total

Net shares

+150.46K

Net value

-$462.19K

Derivative Transactions6

Restricted Share Units (RSUs)

Direct
M · Option Exercise
Converts to

Common Stock

25.82K shares

Shares

25.82K

Strike price

Held after

0.00

Exercisable

4/17/2026

Performance Share Units (PSUs)

Direct
M · Option Exercise
Converts to

Common Stock

42.75K shares

Shares

42.75K

Strike price

Held after

0.00

Exercisable

4/17/2026

PSUs

Direct
M · Option Exercise
Converts to

Common Stock

80.55K shares

Shares

80.55K

Strike price

Held after

0.00

Exercisable

4/17/2026

PSUs

Direct
M · Option Exercise
Converts to

Common Stock

38.58K shares

Shares

38.58K

Strike price

Held after

0.00

Exercisable

5/15/2026

RSUs

Direct
M · Option Exercise
Converts to

Common Stock

52.74K shares

Shares

52.74K

Strike price

Held after

52.74K

Exercisable

5/15/2026

RSUs

Direct
M · Option Exercise
Converts to

Common Stock

83.33K shares

Shares

83.33K

Strike price

Held after

166.66K

Exercisable

5/15/2026
BUCCI SAM — Insider Transaction (Form 4) Filed May 19, 2026 | Finecho