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 OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      
1. Name and Address of Reporting Person * Pech Cedric 2. Issuer Name and Ticker or Trading Symbol MongoDB, Inc. [ MDB ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
Chief Revenue Officer
(Last)         (First)         (Middle)
C/O MONGODB, INC., 1633 BROADWAY, 38TH FLOOR
3. Date of Earliest Transaction (MM/DD/YYYY)
6/12/2020
(Street)
NEW YORK, NY 10019
(City)       (State)       (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)
 
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. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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
Class A Common Stock  6/12/2020    M    20450 (1) A $8.40  52850  I  By KW Investments SRL (2)
Class A Common Stock                 45459  D   

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 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 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
Employee Stock Option (Right to Buy)  $8.4  6/12/2020    M        20450    (3) 4/5/2027  Class A Common Stock  20450.0  $0  77880  I  By KW Investments SRL (2)

Explanation of Responses:
(1)  The reporting person has elected to exercise and hold the shares at this time.
(2)  KW Investments SRL is an Italian limited liability company owned by the reporting person and the reporting person's spouse.
(3)  All shares underlying this option are immediately exercisable, subject to a repurchase right in the Issuer's favor which lapses in accordance with the option's vesting schedule. 3,400 shares are vested. The remaining shares shall vest in 13 equal monthly installments beginning on July 1, 2020, subject to the reporting person providing continuous service to the Issuer on each such date.

Remarks:
Exhibit 24 - Power of Attorney

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Pech Cedric
C/O MONGODB, INC.
1633 BROADWAY, 38TH FLOOR
NEW YORK, NY 10019


Chief Revenue Officer

Signatures
/s/ Sophie Hubscher, Attorney-in-Fact 6/16/2020
**Signature of Reporting Person Date
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