Bucci Sam (CIK 1824854) reported 20 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-19). Recent activity: Buy RBBN (25,815 shares), Sell RBBN (13,818 shares), Buy RBBN (42,753 shares), Sell RBBN (22,884 shares), Buy RBBN (80,546 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 25,815 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 13,818 | $37,447 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 42,753 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 22,884 | $62,016 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 80,546 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 43,116 | $116,844 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 38,578 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 20,650 | $54,310 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 52,743 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 28,233 | $74,253 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Buy | 83,335 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | EVP, Chief Operating Officer | Sell | 44,609 | $117,322 |
| 2025-10-17 | Ribbon Communications Inc. (RBBN) | EVP & COO | Buy | 25,816 | $0 |
| 2025-10-17 | Ribbon Communications Inc. (RBBN) | EVP & COO | Sell | 13,819 | $52,650 |
| 2025-05-19 | Ribbon Communications Inc. (RBBN) | EVP & COO | Buy | 52,742 | $0 |
| 2025-05-19 | Ribbon Communications Inc. (RBBN) | EVP & COO | Sell | 28,232 | $102,200 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | EVP & COO | Buy | 25,815 | $0 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | EVP & COO | Sell | 13,818 | $48,778 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | EVP & COO | Buy | 26,709 | $0 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | EVP & COO | Sell | 14,297 | $51,183 |
来源：SEC Form 4 申报文件 · 截至 2026-05-19