Sam Bucci Ribbon Communications Inc. (RBBN) insider trading activity

Sam Bucci is EVP & COO of Ribbon Communications Inc.. Currently has a direct ownership of 436,814 shares of RBBN, which is worth approximately $1.78 Million. The most recent transaction as insider was on May 16, 2025, when has been sold 28,232 shares (Common Stock) at a price of $3.62 per share, resulting in proceeds of $102,199. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 437K

12.61% 3M change

36.36% 12M change

Total Value Held $1.78 Million

Sam Bucci Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 16 2025	SELL Payment of exercise price or tax liability	$102,199 $3.62 p/Share	28,232 Reduced 6.07%	436,814 Common Stock
May 16 2025	BUY Exercise of conversion of derivative security	-	52,742 Added 10.19%	465,046 Common Stock
Apr 18 2025	SELL Payment of exercise price or tax liability	$51,183 $3.58 p/Share	14,297 Reduced 3.35%	412,304 Common Stock
Apr 18 2025	BUY Exercise of conversion of derivative security	-	26,709 Added 5.89%	426,601 Common Stock
Apr 17 2025	SELL Payment of exercise price or tax liability	$48,777 $3.53 p/Share	13,818 Reduced 3.34%	399,892 Common Stock
Apr 17 2025	BUY Exercise of conversion of derivative security	-	25,815 Added 5.87%	413,710 Common Stock
Mar 15 2025	SELL Payment of exercise price or tax liability	$205,324 $3.95 p/Share	51,981 Reduced 11.82%	387,895 Common Stock
Mar 15 2025	BUY Exercise of conversion of derivative security	-	97,107 Added 18.7%	422,319 Common Stock
Oct 18 2024	SELL Payment of exercise price or tax liability	$50,897 $3.56 p/Share	14,297 Reduced 3.98%	344,787 Common Stock
Oct 18 2024	BUY Exercise of conversion of derivative security	-	26,709 Added 6.92%	359,044 Common Stock
Oct 17 2024	SELL Payment of exercise price or tax liability	$46,708 $3.38 p/Share	13,819 Reduced 3.99%	332,335 Common Stock
Oct 17 2024	BUY Exercise of conversion of derivative security	-	25,816 Added 6.94%	346,154 Common Stock
Apr 18 2024	SELL Payment of exercise price or tax liability	$36,743 $2.57 p/Share	14,297 Reduced 4.27%	320,338 Common Stock
Apr 18 2024	BUY Exercise of conversion of derivative security	-	26,709 Added 7.39%	334,635 Common Stock
Apr 17 2024	SELL Payment of exercise price or tax liability	$105,308 $2.61 p/Share	40,348 Reduced 11.59%	307,926 Common Stock
Apr 17 2024	BUY Exercise of conversion of derivative security	-	77,354 Added 18.17%	348,274 Common Stock
Mar 15 2024	SELL Payment of exercise price or tax liability	$16,697 $2.83 p/Share	5,900 Reduced 2.13%	270,920 Common Stock
Mar 15 2024	BUY Exercise of conversion of derivative security	-	11,024 Added 3.83%	276,820 Common Stock
Jan 18 2024	SELL Payment of exercise price or tax liability	$126,309 $2.84 p/Share	44,475 Reduced 14.33%	265,796 Common Stock
Jan 18 2024	BUY Exercise of conversion of derivative security	-	81,967 Added 20.9%	310,271 Common Stock
Oct 18 2023	SELL Payment of exercise price or tax liability	$30,738 $2.15 p/Share	14,297 Reduced 5.89%	228,304 Common Stock
Oct 18 2023	BUY Exercise of conversion of derivative security	-	26,709 Added 9.92%	242,601 Common Stock
Sep 15 2023	SELL Payment of exercise price or tax liability	$37,370 $2.83 p/Share	13,205 Reduced 5.76%	215,892 Common Stock
Sep 15 2023	BUY Exercise of conversion of derivative security	-	24,670 Added 9.72%	229,097 Common Stock
Apr 18 2023	SELL Payment of exercise price or tax liability	$78,350 $2.74 p/Share	28,595 Reduced 12.27%	204,427 Common Stock

Sam Bucci

EVP & COO

Plano, TX

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