Key facts
- This page summarizes Charles S. Macfarlane's Form 4 filing for Otter Tail Corp (OTTR).
- 3 reported transactions and 4 derivative rows are listed below.
- Accepted by SEC: 12 Feb 2026, 09:53.
Charles S. Macfarlane - 10 Feb 2026 Form 4 Insider Report for Otter Tail Corp (OTTR)
- Reporting relationship
- President & CEO
- Issuer ticker
- OTTR
- Reported as of
- 10 Feb 2026
- Net transaction value
- +$2,090,310
- SEC form
- 4
- Accepted by SEC
- 12 Feb 2026, 09:53:37 UTC
- Prior SEC filing
- 09 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Charles S. MacFarlane by James A. Versteeg, Attorney-in-Fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Charles S. Macfarlane filed Form 4 for Otter Tail Corp (OTTR) on 12 Feb 2026.
Change
- Previous filing in this sequence was filed on 09 Feb 2026.
- Current net transaction value: +$2,090,310.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001278053
Primary reporting owner
MACFARLANE CHARLES S
- Relationship
- President & CEO
- Address
- 215 SOUTH CASCADE STREET, FERGUS FALLS
- Signature
- /s/ Charles S. MacFarlane by James A. Versteeg, Attorney-in-Fact
- Signature date
- 12 Feb 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
OTTR
transaction
Common Stock
Award
- Transaction value
- $4,122,711
- Shares
- +47,700
- Change %
- +21%
- Price
- $86.43
- Shares after
- 275,112
- Date
- 11 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
OTTR
transaction
Common Stock
Tax liability
- Transaction value
- $2,032,401
- Shares
- -23,515
- Change %
- -8.5%
- Price
- $86.43
- Shares after
- 251,597
- Date
- 11 Feb 2026
- Ownership
- Direct
- Footnotes
- F2, F3
OTTR
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 3,051
- Date
- 10 Feb 2026
- Ownership
- by ESOP
OTTR
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 75,459
- Date
- 10 Feb 2026
- Ownership
- by Spousal Lifetime Access Trust
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
OTTR
transaction
Derivative
Restricted Stock Units
Award
- Transaction value
- $0
- Shares
- +9,400
- Change %
- Price
- $0.000000
- Shares after
- 9,400
- Date
- 10 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 9,400
- Exercise price
- Footnotes
- F4, F5
OTTR
holding
Derivative
Restricted Stock Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 2,500
- Date
- 10 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 2,500
- Exercise price
- Footnotes
- F4, F5
OTTR
holding
Derivative
Restricted Stock Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 3,950
- Date
- 10 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 3,950
- Exercise price
- Footnotes
- F4, F5
OTTR
holding
Derivative
Restricted Stock Units
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 7,425
- Date
- 10 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 7,425
- Exercise price
- Footnotes
- F4, F5
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 5 footnotes
Footnote F1
Represents shares received upon the vesting of certain performance criteria in connection with a Performance Share Award (granted in 2023).
Footnote F2
These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e).
Footnote F3
Total direct holdings include shares acquired through the Dividend Reinvestment Plan, the Employee Stock Purchase Plan and shares acquired pursuant to Stock Options, Restricted Stock Awards, Restricted Stock Units and Performance Share Awards.
Footnote F4
Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.
Footnote F5
The restricted stock units vest in four equal annual installments beginning the date shown above.