InsiderTrades

Form 4 for OTTR Otter Tail Corp

Accepted 2026-02-09 00:00:00 ET · period of report 2026-02-06 · accession 0001726153-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-09 2026-02-06 OTTR Smestad Jennifer O. VP, General Council, Corp Sec F - Tax $87.83 -541 16.2K -3% -$47.5K
D 2026-02-09 2026-02-06 OTTR Smestad Jennifer O. VP, General Council, Corp Sec M - OptEx — +1,150 16.7K +7% —
DM 2026-02-09 2026-02-06 OTTR Smestad Jennifer O. VP, General Council, Corp Sec M - OptEx $0.00 -1,150 325 -78% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-06 F D 541 $87.83 16,168 D — — (F2) These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e). (F3) Total direct holdings include shares held jointly with spouse and shares acquired through the Employee Stock Purchase Plan, the Dividend Reinvestment Plan, and shares acquired pursuant to Restricted Stock Awards and Performance Share Awards.
2 Common Common Stock 2026-02-06 M A 1,150 — 16,709 D — — (F1) Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.
3 Derivative Restricted Stock Units 2026-02-06 M D 250 $0.00 500 D — · 2025-02-06 to — 500 Common Stock (F1) Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock. (F4) The restricted stock units vest in four equal annual installments beginning the date shown above.
4 Derivative Restricted Stock Units 2026-02-06 M D 300 $0.00 900 D — · 2026-02-06 to — 900 Common Stock (F1) Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock. (F4) The restricted stock units vest in four equal annual installments beginning the date shown above.
5 Derivative Restricted Stock Units 2026-02-06 M D 275 $0.00 0 D — · 2023-02-06 to — 0 Common Stock (F1) Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock. (F4) The restricted stock units vest in four equal annual installments beginning the date shown above.
6 Derivative Restricted Stock Units 2026-02-06 M D 325 $0.00 325 D — · 2024-02-06 to — 325 Common Stock (F1) Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock. (F4) The restricted stock units vest in four equal annual installments beginning the date shown above.