|Issuer:||SLACK TECHNOLOGIES, INC. (WORK)|
|Original Submission Date:|
C/O SLACK TECHNOLOGIES, INC.
500 HOWARD STREET SAN FRANCISCO,, CA 94105
|Title of Security||Transaction Date||2a. Deemed Execution Date||Transaction Code||Shares||Acquired or Disposed||Price per share||5. Amount of Securities Beneficially Owned Following Reported Transaction||6. Ownership Form Direct or Indirect||Nature of Indirect Ownership|
|Title of Derivative Security||Conversion or Exercise Price of Derivative Security||Transaction Date||Deemed Execution Date||Transaction Code||Number of Derivative Securities Acquired (A) or Disposed of (D)||Date Exercisable||Expiration Date||Title and Amount of Securities Underlying Derivative Security||Price of Derivative Security||Number of derivative Securities Beneficially Owned Following Reported Transaction(s)||Ownership Form: Direct (D) or Indirect (I)||Nature of Indirect Beneficial Ownership|
|STOCK OPTION (RIGHT TO BUY)||24.31||2020-04-06||deemed execution date||A||937,471 (a)||2030-04-05||class a common stock 937,471||$24.31||937,471||direct|
|f1||the stock option vests in 16 equal quarterly installments commencing on july 1, 2020, subject to the reporting person's continued service with the issuer on each such date. the shares subject to this stock option are early exercisable, subject to the issuer's right to repurchase.|