|Issuer:||SEER, INC. (SEER)|
|Original Submission Date:|
HORN DAVID R.
C/O SEER, INC.
3800 BRIDGE PARKWAY, SUITE 102 REDWOOD CITY, CA 94065
|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|
|CLASS A COMMON STOCK||2021-09-01||M||10,000||a||$2.70||240,966||direct|
|CLASS A COMMON STOCK||2021-09-01||S||9,299||d||$39.54||231,667||direct|
|CLASS A COMMON STOCK||2021-09-01||S||701||d||$39.99||230,966||direct|
|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|
|EMPLOYEE STOCK OPTION (RIGHT TO BUY)||2.7||2021-09-01||deemed execution date||M||10,000 (d)||2030-04-01||class a common stock 10,000||$2.70||586,547||direct|
|f1||the sale reported in this form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the reporting person on february 26, 2021.|
|f2||the price reported in column 4 is a weighted average price. these shares were sold in multiple transactions at prices ranging from $38.94 to $39.93, inclusive. the reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the securities and exchange commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) and (3) to this form 4.|
|f3||the price reported in column 4 is a weighted average price. these shares were sold in multiple transactions at prices ranging from $39.94 to $40.12, inclusive.|
|f4||the shares underlying the option are subject to an early exercise provision and are immediately exercisable. one-fourth of the shares underlying the option vested on april 1, 2021 and 1/48th of the shares vest monthly thereafter.|