Sec Form 4 Filing - Puishys Joseph F. @ APOGEE ENTERPRISES, INC. - 2020-11-09

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Puishys Joseph F. 2. Issuer Name and Ticker or Trading Symbol APOGEE ENTERPRISES, INC. [ APOG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Executive Officer & Pres (Last) (First) (Middle) 4400 WEST 78TH STREET, SUITE 520 3. Date of Earliest Transaction (MM/DD/YY) 11/09/2020 (Street) MINNEAPOLIS, MN55435 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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) Code V Amount (A) or (D) Price Common Stock 11/09/2020 M 41,458 A $ 8.34 196,918 ( 1 ) D Common Stock 11/09/2020 S( 2 ) 41,458 D $ 25.9944 ( 3 ) 155,460 D Common Stock 11/10/2020 M 58,883 A $ 8.34 214,343 D Common Stock 11/10/2020 S( 2 ) 58,883 D $ 25.5583 ( 4 ) 155,460 D Common Stock 127,175 I Family 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Option (Right to Buy) $ 8.34 11/09/2020 M 41,458 ( 5 ) 08/22/2021 Common Stock 41,458 $ 0 58,883 D Option (Right to Buy) $ 8.34 11/10/2020 M 58,883 ( 5 ) 08/22/2021 Common Stock 58,883 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Puishys Joseph F. 4400 WEST 78TH STREET SUITE 520 MINNEAPOLIS, MN55435 X Chief Executive Officer & Pres Signatures /s/ Meghan M. Elliott, Attorney-in-Fact for Joseph F. Puishys 11/12/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes restricted stock awards under the 2009 Stock Incentive Plan and 2019 Stock Incentive Plan. ( 2 )The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 21, 2020 which was reported on a Form 8-K filed September 25, 2020. ( 3 )The price reported is the weighted average sale price for the transactions reported. The prices received ranged from $25.21 to $26.90. The Reporting Person will provide to the issuer, a security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each price within the range. ( 4 )The price reported is the weighted average sale price for the transactions reported. The prices received ranged from $25.01 to $25.81. The Reporting Person will provide to the issuer, a security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each price within the range. ( 5 )Currently 100% exercisable.

Remarks: EXHIBIT 24: Power of Attorney attached.

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).

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