Otter Tail Corp
OTTR- Exchange
- Nasdaq
- Industry
- Electric Services
- SEC CIK
- 0001466593
In the last 90 days, Otter Tail Corp insiders filed 0 open-market purchases and 2 sales; 363 institutions reported holding it in 13F filings for Q2 2026, worth $2.65B in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $394.0K in total
- 2
- 13F holdersQ2 2026, +20 vs. previous quarter
- 363
- 13F valueReported value at the end of Q2 2026
- $2.65B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding OTTR, Q2 2026
No superinvestor reported holding OTTR at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Otter Tail Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 12, 2026 (view filing)11:24 AM ET | Aug 10-11 | 2 days | Knutson Paul LVP, Human Resources | SSale | −725 | $94.01 | −$68.2K | −100.0%0 after | 2 lots |
| Aug 11, 2026 (view filing)1:32 PM ET | Aug 7 | 4 days | Knutson Paul LVP, Human Resources | SSale | −3.50K | $93.11 | −$325.9K | −14.0%21.5K after | |
| Aug 14, 2024 (view filing) | Aug 13 | 1 day | Smestad Jennifer O.VP, General Council & Corp Sec | SSale | −4.00K | $88.74 | −$355.0K | −24.5%12.3K after | 10b5-1 |
| May 28, 2024 (view filing) | May 24 | 4 days | Knutson Paul LVP, Human Resources | SSale | −4.00K | $90.66 | −$362.6K | −16.4%20.4K after | 10b5-1 |
| Nov 20, 2023 (view filing) | Nov 20 | Same day | Erickson John DDirector | SSale | −2.50K | $77.36 | −$193.4K | −100.0%0 after | |
| Nov 22, 2022 (view filing) | Nov 21 | 1 day | Erickson John DDirector | SSale | −2.00K | $56.31 | −$112.6K | −100.0%0 after | |
| Dec 7, 2021 (view filing) | Dec 7 | Same day | O'Keefe Timothy JDirector | SSale | −1.52K | $67.20 | −$102.5K | −100.0%0 after | |
| Nov 18, 2021 (view filing) | Nov 17 | 1 day | Erickson John DDirector | SSale | −9.50K | $66.52 | −$631.9K | −100.0%0 after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Otter Tail Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 6,557,596 | $590.1M | 0.01% | +133,222+2.1% | Added |
| Vanguard Portfolio Management LLC | 2,996,322 | $269.6M | 0.01% | +49,138+1.7% | Added |
| Vanguard Capital Management LLC | 1,891,243 | $170.2M | 0.00% | +25,530+1.4% | Added |
| State Street Corp | 1,645,782 | $148.1M | 0.00% | +76,434+4.9% | Added |
| LSV Asset Management | 1,186,461 | $106.8M | 0.19% | +143,548+13.8% | Added |
| Geode Capital Management, LLC | 1,112,886 | $100.2M | 0.01% | +57,999+5.5% | Added |
| Morgan Stanley | 885,376 | $79.7M | 0.00% | +230,942+35.3% | Added |
| Dimensional Fund Advisors LP | 828,016 | $74.5M | 0.01% | +12,775+1.6% | Added |
| Two Sigma Investments, LP | 725,769 | $65.3M | 0.05% | +62,835+9.5% | Added |
| First Trust Advisors LP | 637,043 | $57.3M | 0.03% | +30,539+5.0% | Added |