Interim CFO of Apogee (APOG) discloses 13,391 common shares on Form 3

Rhea-AI Filing Summary

APOGEE ENTERPRISES, INC. interim CFO Mark Richard Augdahl filed an initial Form 3 reporting beneficial ownership of 13,391 shares of common stock as of January 15, 2026. These holdings include shares allocated under the Employee Stock Purchase Plan and restricted stock granted under the 2019 Stock Incentive Plan, with no specific buy or sell transactions reported.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Augdahl Mark Richard

(Last) (First) (Middle)

4400 WEST 78TH STREET

SUITE 520

(Street)

BLOOMINGTON MN 55435

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/15/2026

3. Issuer Name and Ticker or Trading Symbol
APOGEE ENTERPRISES, INC. [ APOG ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Interim CFO

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	13,391(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes shares allocated under the Employee Stock Purchase Plan as of 1/15/2026 and shares of restricted stock granted under the 2019 Stock Incentive Plan.

Remarks:

	/s/ David Wright Walstrom, Attorney-in-Fact for Mark R. Augdahl	02/20/2026
	** 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 5 (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).
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FAQ

What does Apogee Enterprises (APOG) interim CFO report on this Form 3?

Interim CFO Mark Richard Augdahl reports beneficial ownership of 13,391 shares of Apogee Enterprises common stock on this Form 3, establishing his initial disclosed holdings as of January 15, 2026.

How many Apogee (APOG) shares does interim CFO Mark Augdahl own?

Interim CFO Mark Richard Augdahl reports owning 13,391 shares of Apogee Enterprises common stock. This total reflects his direct beneficial ownership immediately following the reported date of January 15, 2026.

What types of Apogee (APOG) equity are included in the 13,391 shares?

The 13,391 shares include stock allocated under Apogee’s Employee Stock Purchase Plan and shares of restricted stock granted under the company’s 2019 Stock Incentive Plan, according to the footnote disclosure.

Does this Apogee (APOG) Form 3 show any insider buying or selling?

No, this Form 3 does not show insider buying or selling. It is an initial ownership report listing 13,391 shares of common stock held by interim CFO Mark Richard Augdahl as of January 15, 2026.

Is Mark Augdahl’s Apogee (APOG) ownership direct or indirect?

The filing classifies Mark Richard Augdahl’s ownership as direct. The 13,391 shares are reported with a direct ownership code, with no indication of indirect holdings through separate entities.