McClelland Bruce William (CIK 1424201) reported 25 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-19). Recent activity: Buy RBBN (34,420 shares), Sell RBBN (614,843 shares), Buy RBBN (57,002 shares), Sell RBBN (22,429 shares), Buy RBBN (107,395 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 34,420 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 614,843 | $1.6M |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 57,002 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 22,429 | $60,783 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 107,395 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 42,259 | $114,522 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 173,593 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 13,544 | $36,704 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 237,342 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 93,394 | $245,626 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 125,003 | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 49,188 | $129,364 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Buy | 1.6M | $0 |
| 2026-05-19 | Ribbon Communications Inc. (RBBN) | Chief Executive Officer | Sell | 68,308 | $179,650 |
| 2026-02-13 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 12,000 | $24,720 |
| 2026-02-13 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 12,500 | $24,875 |
| 2026-02-13 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 12,500 | $24,750 |
| 2025-10-17 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 34,421 | $0 |
| 2025-10-17 | Ribbon Communications Inc. (RBBN) | President & CEO | Sell | 13,544 | $51,603 |
| 2025-05-19 | Ribbon Communications Inc. (RBBN) | President & CEO | Sell | 93,393 | $338,083 |
| 2025-05-19 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 237,341 | $0 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 34,420 | $0 |
| 2025-04-22 | Ribbon Communications Inc. (RBBN) | President & CEO | Sell | 13,544 | $47,810 |
| 2025-03-18 | Ribbon Communications Inc. (RBBN) | President & CEO | Sell | 43,104 | $112,501 |
| 2025-03-18 | Ribbon Communications Inc. (RBBN) | President & CEO | Buy | 111,525 | $0 |
Source: SEC Form 4 filings · as of 2026-05-19