STOCK TITAN

1,400 RSUs granted to Otter Tail Corp (OTTR) president Rogelstad

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

ROGELSTAD TIMOTHY J reported acquisition or exercise transactions in this Form 4 filing.

Otter Tail Corp President Timothy J. Rogelstad received a grant of 1,400 restricted stock units on April 13, 2026. Each unit represents a contingent right to cash equal to the fair market value of one common share and vests in four equal annual installments. After this award, he also holds 61,089 common shares directly and 3,371 shares indirectly through an ESOP.

Positive

  • None.

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  • None.
Insider ROGELSTAD TIMOTHY J
Role President
Type Security Shares Price Value
Grant/Award Restricted Stock Units 1,400 $0.00 --
holding Restricted Stock Units -- -- --
holding Restricted Stock Units -- -- --
holding Restricted Stock Units -- -- --
holding Restricted Stock Units -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Restricted Stock Units — 1,400 shares (Direct); Common Stock — 61,089 shares (Direct); Common Stock — 3,371 shares (Indirect, By ESOP)
Footnotes (1)
  1. Total direct holdings include shares acquired individually through dividend reinvestment, Employee Stock Purchase Plan, and acquired pursuant to Restricted Stock Awards and Performance Share Awards. Each restricted stock unit represents a contingent right to receive a cash payment equal to the fair market value of one share of Otter Tail Corporation common stock upon vesting. The restricted stock units vest in four equal annual installments beginning the date shown above. Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.
RSU grant 1,400 restricted stock units Granted April 13, 2026 to company president
Direct common stock holdings 61,089 shares Common stock held directly after reported transactions
Indirect ESOP holdings 3,371 shares Common stock held indirectly through ESOP
RSUs underlying shares 2024 tranche 450 shares Restricted stock units linked to common stock
RSUs underlying shares 2025 tranche 700 shares Restricted stock units linked to common stock
RSUs underlying shares 2026 tranche 1,275 shares Restricted stock units linked to common stock
RSUs underlying shares 2027 tranche 1,600 shares Restricted stock units linked to common stock
Restricted Stock Units financial
"security_title: "Restricted Stock Units" with underlying Otter Tail common stock"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Employee Stock Purchase Plan financial
"Total direct holdings include shares acquired individually through dividend reinvestment, Employee Stock Purchase Plan, and awards."
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
Performance Share Awards financial
"Total direct holdings include shares ... acquired pursuant to Restricted Stock Awards and Performance Share Awards."
Performance share awards are grants of company stock that executives or employees receive only if the business reaches specific financial or operational goals over a set period. They matter to investors because they align management’s pay with company performance—like a bonus that pays in shares only when targets are hit—so successful outcomes can boost future earnings and share value while failures mean the awards are forfeited.
dividend reinvestment financial
"Total direct holdings include shares acquired individually through dividend reinvestment, Employee Stock Purchase Plan, and awards."
Dividend reinvestment is when the money earned from a company's profit sharing, called dividends, is automatically used to buy more shares of that company instead of being received as cash. This process helps investors grow their holdings over time without extra effort, much like using earned interest to buy more of a savings account. It encourages long-term investment growth by continuously increasing the amount of shares owned.
ESOP financial
"Common Stock holdings of 3,371 shares are held indirectly, nature of ownership: By ESOP."
An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
ROGELSTAD TIMOTHY J

(Last)(First)(Middle)
215 SOUTH CASCADE STREET

(Street)
FERGUS FALLS MINNESOTA 56537

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Otter Tail Corp [ OTTR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
President
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/13/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock61,089(1)D
Common Stock3,371IBy ESOP
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units(2)04/13/2026A1,40002/06/2027(3) (3)Common Stock1,400$01,400D
Restricted Stock Units(4)02/06/2024(3) (3)Common Stock450450D
Restricted Stock Units(4)02/06/2025(3) (3)Common Stock700700D
Restricted Stock Units(4)02/06/2026(3) (3)Common Stock1,2751,275D
Restricted Stock Units(2)02/06/2027(3) (3)Common Stock1,6001,600D
Explanation of Responses:
1. Total direct holdings include shares acquired individually through dividend reinvestment, Employee Stock Purchase Plan, and acquired pursuant to Restricted Stock Awards and Performance Share Awards.
2. Each restricted stock unit represents a contingent right to receive a cash payment equal to the fair market value of one share of Otter Tail Corporation common stock upon vesting.
3. The restricted stock units vest in four equal annual installments beginning the date shown above.
4. Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.
Remarks:
/s/ Timothy J. Rogelstad by James A. Versteeg, Attorney-in-Fact04/15/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Otter Tail Corp (OTTR) President Timothy Rogelstad receive in this Form 4?

Timothy Rogelstad received a grant of 1,400 restricted stock units on April 13, 2026. These units are part of his equity compensation and settle in cash based on the fair market value of Otter Tail common stock when they vest.

How do the new restricted stock units for OTTR’s president vest?

The 1,400 restricted stock units vest in four equal annual installments beginning on the date specified for the award. This structure spreads the compensation over several years, encouraging long-term retention and alignment with Otter Tail Corp’s performance.

What does each restricted stock unit represent for Otter Tail Corp (OTTR)?

Each restricted stock unit represents a contingent right to receive a cash payment equal to the fair market value of one share of Otter Tail common stock upon vesting. This means the award tracks the share price without immediately issuing stock.

How many Otter Tail Corp shares does Timothy Rogelstad hold after this filing?

After this filing, Timothy Rogelstad holds 61,089 common shares directly and 3,371 common shares indirectly through an ESOP. These positions are separate from his restricted stock units, which are derivative awards that vest over time.

What other equity-based awards does the OTTR president have outstanding?

In addition to the new grant, Rogelstad has restricted stock units linked to 450, 700, 1,275 and 1,600 underlying shares of common stock. These derivative positions represent future rights tied to Otter Tail’s share value as they vest over time.

Is this Form 4 for an open-market stock purchase or sale by Otter Tail’s president?

No, this Form 4 reflects a grant of restricted stock units as compensation, not an open-market buy or sell. The transaction code is an award, and there are no reported purchases or sales of common stock in the market in this filing.