Sec Form 3 Filing - MOTIEY KATAYOUN @ EXTREME NETWORKS INC - 2024-01-08

FORM 3 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 MOTIEY KATAYOUN 2. Issuer Name and Ticker or Trading Symbol EXTREME NETWORKS INC [ EXTR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Legal Admin Sust Officer (Last) (First) (Middle) 2121 RDU CENTER DR. 3. Date of Earliest Transaction (MM/DD/YY) 01/08/2024 (Street) MORRISVILLE, NC27560 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 95,977 D

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 Non-Qualified Stock Option (right ot buy) $ 6.4 06/25/2021( 1 ) 08/29/2025 Common Stock 71,800 D Restricted Stock Units $ 0 08/15/2022( 2 ) 08/15/2024 Common Stock 12,507 D Restricted Stock Units $ 0 08/15/2023( 2 ) 08/15/2025 Common Stock 37,303 D Restricted Stock Units $ 0 08/15/2024( 2 ) 08/15/2026 Common Stock 31,240 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MOTIEY KATAYOUN 2121 RDU CENTER DR. MORRISVILLE, NC27560 Chief Legal Admin Sust Officer Signatures /s/ Katayoun "Katy" Motiey 01/18/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This Performance Stock Option Grant was achieved after the Company's Common Stock closing price exceeded $10.00 for 30 consecutive trading days on June 25, 2021. Once earned, the shares vest as to 1/3 subject thereto on August 31, 2019 and 1/12 of the shares thereto on each quarterly anniversary thereafter with any shares that would have already been vested in accordance with the time based vesting schedule vesting immediately when the PSOs were earned. ( 2 )This Time-based RSU award vests from the original grant date as to 1/3 on the one year anniversary and 1/12 each quarter thereafter.

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).

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