OTTR insider buying and SEC filings, explained
Otter Tail Corp · CIK 1466593
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Electric Services
- State of incorporation
- MN
- Fiscal year end
- Dec 31
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$394K
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Aug 10–11, 2026 | Sale | Paul L. Knutson (VP, Human Resources) sold 725 shares indirectly (by child) between Aug 10 and Aug 11 at about $94.01 ($68K). Holdings by child down 100% to 0 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 12, 2026 |
| Aug 7, 2026 | Sale | Paul L. Knutson (VP, Human Resources) sold 3,500 shares at about $93.11 ($326K). Holdings down 14% to 21,495 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Aug 11, 2026 |
27 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
| Filed | Items | Tag | Source |
|---|---|---|---|
| Nov 3, 2026, 9:17 AM ET 8-K | Earnings released (Item 2.02) | SEC filing |
Red flags are objective triggers only: the item or form filed, never an opinion.
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