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
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person *
Seandel Suzy M

(Last) (First) (Middle)
C/O 8X8 INC. 675 CREEKSIDE WAY

(Street)
CAMPBELL CA 95008

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
8X8 INC /DE/ [ EGHT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Accounting Officer
3. Date of Earliest Transaction (Month/Day/Year)
05/27/2026
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)
Code V Amount (A) or (D) Price
Common Stock 05/27/2026   A (1)   25,899 A $ 0 461,866 D  
Common Stock 05/27/2026   F (2)   13,177 D $ 2.12 448,689 D  
Common Stock 05/27/2026   A (3)   27,472 A $ 0 476,161 D  
Common Stock 05/27/2026   F (2)   13,977 D $ 2.12 462,184 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 (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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. The reporting person was awarded 70,000 performance share units (PSUs) on September 15, 2024, which were eligible to vest in three equal installments based on achievement of each associated performance goal. On May 27, 2026, the second installment of 23,333 PSUs vested at 111% of target, such that 25,899 shares became issuable. Of these shares, 12,722 were issued to the reporting person and the remaining 13,177 were withheld to pay the associated tax liability.
2. Represents the number of shares of Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the vested PSUs and does not represent a sale by the reporting person.
3. The reporting person was awarded 74,250 performance share units (PSUs) on June 6, 2025, which were eligible to vest in three equal installments based on achievement of each associated performance goal. On May 27, 2026, the first installment of 24,750 PSUs vested at 111% of target, such that 27,472 shares became issuable. Of these shares, 13,495 were issued to the reporting person and the remaining 13,977 were withheld to pay the associated tax liability.
/s/ Cheriese Dickman Attorney-in-Fact for Suzy M Seandel 05/29/2026
** 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).
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