PARTAIN NATHAN I (CIK 1180965) reported 2 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-14). Recent activity: Buy OTTR (2,000 shares), Buy OTTR (2,200 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-14 | Otter Tail Corp (OTTR) | Director | Buy | 2,000 | $0 |
| 2025-04-14 | Otter Tail Corp (OTTR) | Director | Buy | 2,200 | $0 |
Source: SEC Form 4 filings · as of 2026-04-14