Otter Tail Corp (OTTR) SVP reports stock award, tax-withheld shares

Filing Impact

(Very High)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Otter Tail Corp senior vice president John S. Abbott reported equity awards and related share movements. On February 11, 2026, he acquired 8,400 shares of common stock at $86.43 per share through a grant tied to performance share vesting. The company simultaneously withheld 4,209 shares at the same price to cover taxes due on the vesting.

After these transactions, Abbott directly owned 50,896 shares of Otter Tail common stock, plus 5,000 shares held indirectly by a trust. On February 10, 2026, he also received a grant of 1,600 restricted stock units, each representing a contingent right to one share, which vest in four equal annual installments beginning February 6, 2027 alongside existing RSU awards of 450, 700, and 1,275 units.

Insider Trade Summary

7 transactions reported

Mixed 7 txns

Insider Abbott John S

Role Sr VP, Manufacturing Platform

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	8,400	$86.43	$726K
Tax Withholding	Common Stock	4,209	$86.43	$364K
Grant/Award	Restricted Stock Units	1,600	$0.00	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Restricted Stock Units	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 55,105 shares (Direct); Restricted Stock Units — 1,600 shares (Direct); Common Stock — 5,000 shares (Indirect, By Trust)

Footnotes (1)

Represents shares received upon the vesting of certain performance criteria in connection with a Performance Share Award (granted in 2023). These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e). Total direct holdings include shares acquired individually pursuant to Restricted Stock Awards and Performance Shares Awards. Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock. The restricted stock units vest in four equal annual installments beginning the date shown above.

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Form 4 Insider Transactions: What Each Field Means →

02/12/2026 - 10:21 AM

SEC Form 4

FORM 4

UNITED 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^*

Abbott John S

(Last)

(First)

(Middle)

215 SOUTH CASCADE STREET

(Street)

FERGUS FALLS

56537

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Otter Tail Corp [ OTTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Sr VP, Manufacturing Platform

3. Date of Earliest Transaction (Month/Day/Year)
02/10/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/11/2026		A		8,400⁽¹⁾	A	$86.43	55,105	D
Common Stock	02/11/2026		F		4,209⁽²⁾	D	$86.43	50,896⁽³⁾	D
Common Stock								5,000	I	By Trust

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽⁴⁾	02/10/2026		A		1,600		02/06/2027⁽⁵⁾	⁽⁵⁾	Common Stock	1,600	$0	1,600	D
Restricted Stock Units	⁽⁴⁾							02/06/2024⁽⁵⁾	⁽⁵⁾	Common Stock	450		450	D
Restricted Stock Units	⁽⁴⁾							02/06/2025⁽⁵⁾	⁽⁵⁾	Common Stock	700		700	D
Restricted Stock Units	⁽⁴⁾							02/06/2026⁽⁵⁾	⁽⁵⁾	Common Stock	1,275		1,275	D

Explanation of Responses:

1. Represents shares received upon the vesting of certain performance criteria in connection with a Performance Share Award (granted in 2023).

2. These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e).

3. Total direct holdings include shares acquired individually pursuant to Restricted Stock Awards and Performance Shares Awards.

4. Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.

5. The restricted stock units vest in four equal annual installments beginning the date shown above.

Remarks:

	/s/ John S. Abbott by James A Versteeg, Attorney-in-Fact	02/12/2026
	** Signature of Reporting Person	Date
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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Otter Tail Corp (OTTR) report for John S. Abbott?

John S. Abbott reported receiving 8,400 Otter Tail common shares and a grant of 1,600 restricted stock units. The company withheld 4,209 shares to cover taxes, leaving him with 50,896 directly owned shares and 5,000 shares held indirectly by a trust.

How many Otter Tail (OTTR) shares does John S. Abbott own after this Form 4?

After the reported transactions, John S. Abbott directly owns 50,896 Otter Tail common shares and 5,000 shares indirectly through a trust. His holdings also include restricted stock units that represent future rights to additional shares as they vest over time.

What restricted stock units were granted to John S. Abbott by Otter Tail (OTTR)?

On February 10, 2026, Abbott received 1,600 restricted stock units, each convertible into one Otter Tail share. These units vest in four equal annual installments beginning February 6, 2027, supplementing earlier RSU awards of 450, 700, and 1,275 units already outstanding.

Why were some Otter Tail (OTTR) shares withheld in John S. Abbott’s Form 4?

Otter Tail withheld 4,209 shares from Abbott to pay taxes due upon vesting of a performance share award. This tax-withholding disposition, at $86.43 per share, is treated as payment of tax liability using shares rather than a cash outlay.

What role does John S. Abbott hold at Otter Tail Corp (OTTR)?

John S. Abbott serves as Otter Tail Corp’s Senior Vice President, Manufacturing Platform. His Form 4 filing reflects equity compensation associated with this executive role, including performance-based share vesting, tax-withholding transactions, and grants of restricted stock units that vest over multiple years.