Bucci Sam has filed 79 insider transactions across 1 company since January 2023.
Most recent transaction: a option exercise of 25816 shares of Ribbon Communications Inc. ($RBBN) on October 17, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct. 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 25816 | $0.00 | 462,630.0000 | 176,620,000 | 5.91% | 0.01% |
| Oct. 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 25816 | $0.00 | 25,815.0000 | 176,620,000 | 50.00% | 0.01% |
| Oct. 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 13819 | $3.81 | 448,811.0000 | 176,620,000 | 2.99% | 0.01% |
| May 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | RSUs | 105485 | $0.00 | 105,485.0000 | 175,719,000 | 9999.99% | 0.06% |
| May 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | Performance-Based RSUs (PSUs) | 150000 | $0.00 | 150,000.0000 | 175,719,000 | 9999.99% | 0.09% |
| May 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | PSUs | 100000 | $0.00 | 100,000.0000 | 175,719,000 | 9999.99% | 0.06% |
| May 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | PSUs | 60654 | $0.00 | 60,654.0000 | 175,719,000 | 9999.99% | 0.03% |
| May 16, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 52742 | $0.00 | 0.0000 | 175,719,000 | 100.00% | 0.03% |
| May 16, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 52742 | $0.00 | 465,046.0000 | 175,719,000 | 12.79% | 0.03% |
| May 16, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 28232 | $3.62 | 436,814.0000 | 175,719,000 | 6.07% | 0.02% |
| May 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | Restricted Stock Units (RSUs) | 250000 | $0.00 | 250,000.0000 | 175,719,000 | 9999.99% | 0.14% |
| April 18, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 14297 | $3.58 | 412,304.0000 | 175,719,000 | 3.35% | 0.01% |
| April 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 25815 | $0.00 | 51,631.0000 | 175,719,000 | 33.33% | 0.01% |
| April 18, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 26709 | $0.00 | 0.0000 | 175,719,000 | 100.00% | 0.02% |
| April 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 25815 | $0.00 | 413,710.0000 | 175,719,000 | 6.66% | 0.01% |
| April 17, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 13818 | $3.53 | 399,892.0000 | 175,719,000 | 3.34% | 0.01% |
| April 18, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 26709 | $0.00 | 426,601.0000 | 175,719,000 | 6.68% | 0.02% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 34424 | $3.95 | 387,895.0000 | 174,044,000 | 8.15% | 0.02% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Performance Stock Units (PSUs) | 32799 | $0.00 | 0.0000 | 174,044,000 | 100.00% | 0.02% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | PSUs | 64308 | $0.00 | 0.0000 | 174,044,000 | 100.00% | 0.04% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 23743 | $0.00 | 346,296.0000 | 172,428,000 | 7.36% | 0.01% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Performance Share Units (PSUs) | 23743 | $0.00 | 0.0000 | 172,428,000 | 100.00% | 0.01% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 12709 | $2.61 | 333,587.0000 | 172,428,000 | 3.67% | 0.01% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 32799 | $0.00 | 375,568.0000 | 174,044,000 | 9.57% | 0.02% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 17557 | $3.95 | 358,011.0000 | 174,044,000 | 4.67% | 0.01% |
| March 15, 2025 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 64308 | $0.00 | 422,319.0000 | 174,044,000 | 17.96% | 0.04% |
| Oct. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 26709 | $0.00 | 26,709.0000 | 174,613,000 | 50.00% | 0.02% |
| Oct. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 26709 | $0.00 | 359,044.0000 | 174,613,000 | 8.04% | 0.02% |
| Oct. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 14297 | $3.56 | 344,787.0000 | 174,613,000 | 3.98% | 0.01% |
| Oct. 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 25816 | $0.00 | 77,446.0000 | 174,613,000 | 25.00% | 0.01% |
| Oct. 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 25816 | $0.00 | 346,154.0000 | 174,613,000 | 8.06% | 0.01% |
| Oct. 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 13819 | $3.38 | 332,335.0000 | 174,613,000 | 3.99% | 0.01% |
| May 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | Performance-Based RSUs (PSUs) | 72785 | $0.00 | 72,785.0000 | 172,428,000 | 9999.99% | 0.04% |
| May 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | PSUs | 48523 | $0.00 | 48,523.0000 | 172,428,000 | 9999.99% | 0.03% |
| May 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | Restricted Stock Units (RSUs) | 52742 | $0.00 | 52,742.0000 | 172,428,000 | 9999.99% | 0.03% |
| April 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 26709 | $0.00 | 53,418.0000 | 172,428,000 | 33.33% | 0.02% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 51633 | $0.00 | 322,553.0000 | 172,428,000 | 19.06% | 0.03% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 25721 | $0.00 | 348,274.0000 | 172,428,000 | 7.97% | 0.01% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 40348 | $2.61 | 307,926.0000 | 172,428,000 | 11.59% | 0.02% |
| April 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 26709 | $0.00 | 334,635.0000 | 172,428,000 | 8.67% | 0.02% |
| April 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 14297 | $2.57 | 320,338.0000 | 172,428,000 | 4.27% | 0.01% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 51633 | $0.00 | 103,262.0000 | 172,428,000 | 33.33% | 0.03% |
| April 17, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Performance Share Units (PSUs) | 25721 | $0.00 | 0.0000 | 172,428,000 | 100.00% | 0.01% |
| March 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Performance Stock Units (PSUs) | 3059 | $0.00 | 0.0000 | 172,990,000 | 100.00% | 0.00% |
| March 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 7965 | $0.00 | 273,761.0000 | 172,990,000 | 3.00% | 0.00% |
| March 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 3059 | $0.00 | 276,820.0000 | 172,990,000 | 1.12% | 0.00% |
| March 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 5900 | $2.83 | 270,920.0000 | 172,990,000 | 2.13% | 0.00% |
| March 15, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 7965 | $0.00 | 0.0000 | 172,990,000 | 100.00% | 0.00% |
| Jan. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 81967 | $0.00 | 0.0000 | 172,990,000 | 100.00% | 0.05% |
| Jan. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 81967 | $0.00 | 310,271.0000 | 172,990,000 | 35.90% | 0.05% |
| Jan. 18, 2024 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 44475 | $2.84 | 265,796.0000 | 172,990,000 | 14.33% | 0.03% |
| Oct. 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 26709 | $0.00 | 80,127.0000 | 171,190,000 | 25.00% | 0.02% |
| Oct. 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 14297 | $2.15 | 228,304.0000 | 171,190,000 | 5.89% | 0.01% |
| Oct. 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 26709 | $0.00 | 242,601.0000 | 171,190,000 | 12.37% | 0.02% |
| Sept. 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 16706 | $0.00 | 221,133.0000 | 170,103,000 | 8.17% | 0.01% |
| Sept. 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 7964 | $0.00 | 229,097.0000 | 170,103,000 | 3.60% | 0.00% |
| Sept. 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 13205 | $2.83 | 215,892.0000 | 170,103,000 | 5.76% | 0.01% |
| Sept. 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 16706 | $0.00 | 0.0000 | 170,103,000 | 100.00% | 0.01% |
| Sept. 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 7964 | $0.00 | 7,965.0000 | 170,103,000 | 50.00% | 0.00% |
| April 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 53420 | $0.00 | 233,022.0000 | 168,541,000 | 29.74% | 0.03% |
| April 17, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | PSUs | 61958 | $0.00 | 61,958.0000 | 168,541,000 | 9999.99% | 0.04% |
| April 17, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | PSUs | 92937 | $0.00 | 92,937.0000 | 168,541,000 | 9999.99% | 0.06% |
| April 17, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | Performance-Based RSUs (PSUs) | 49464 | $0.00 | 49,464.0000 | 168,541,000 | 9999.99% | 0.03% |
| April 17, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | A | RSUs | 154895 | $0.00 | 154,895.0000 | 168,541,000 | 9999.99% | 0.09% |
| April 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 53420 | $0.00 | 106,836.0000 | 168,541,000 | 33.33% | 0.03% |
| April 18, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 28595 | $2.74 | 204,427.0000 | 168,541,000 | 12.27% | 0.02% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 40094 | $0.00 | 0.0000 | 172,213,000 | 100.00% | 0.02% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 4263 | $3.71 | 149,325.0000 | 172,213,000 | 2.78% | 0.00% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 25059 | $0.00 | 174,384.0000 | 172,213,000 | 16.78% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 8942 | $3.71 | 145,623.0000 | 172,213,000 | 5.79% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 16705 | $0.00 | 154,565.0000 | 172,213,000 | 12.12% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 7965 | $0.00 | 153,588.0000 | 172,213,000 | 5.47% | 0.00% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 13414 | $3.71 | 160,970.0000 | 172,213,000 | 7.69% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Common Stock | 40094 | $0.00 | 201,064.0000 | 172,213,000 | 24.91% | 0.02% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | F | Common Stock | 21462 | $3.71 | 179,602.0000 | 172,213,000 | 10.67% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Restricted Stock Units (RSUs) | 16705 | $0.00 | 16,705.0000 | 172,213,000 | 50.00% | 0.01% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | RSUs | 7965 | $0.00 | 15,929.0000 | 172,213,000 | 33.33% | 0.00% |
| March 15, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & COO | M | Performance-Based Restricted Stock Units (PSUs) | 25059 | $0.00 | 0.0000 | 172,213,000 | 100.00% | 0.01% |
| Jan. 17, 2023 | Ribbon Communications Inc. | $RBBN | Bucci Sam | EVP & Chief Operating Officer | A | Restricted Stock Units (RSU) | 81967 | $0.00 | 81,967.0000 | 172,213,000 | 9999.99% | 0.05% |