EWING R STEWART JR (CIK 1202822) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-17). Recent activity: Buy RBBN (42,500 shares), Buy RBBN (48,365 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-17 | Ribbon Communications Inc. (RBBN) | Director | Buy | 42,500 | $0 |
| 2025-06-18 | Ribbon Communications Inc. (RBBN) | Director | Buy | 48,365 | $0 |
Source: SEC Form 4 filings · as of 2026-06-17