Walker Kathryn A (CIK 1264261) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-01-05). Recent activity: Buy ADTN (13,809 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-01-05 | ADTRAN Holdings, Inc. (ADTN) | Director | Buy | 13,809 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-01-05