MongoDB, Inc. — Director's Dealing 2018

Oct 4, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MongoDB, Inc. (MDB)
CIK: 0001441816
Period of Report: 2018-10-02

Reporting Person: Bull Thomas (Principal Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-10-02	Class A Common Stock	S	69	$75.23	Disposed	7865	Direct
2018-10-02	Class A Common Stock	C	5000	—	Acquired	12865	Direct
2018-10-02	Class A Common Stock	S	900	$75.36	Disposed	11965	Direct
2018-10-02	Class A Common Stock	S	4100	$75.81	Disposed	7865	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-10-02	Employee Stock Option (Right to Buy)	$6.5	M	5000	Disposed	2023-09-11	Class B Common Stock (5000.0)	Direct
2018-10-02	Class B Common Stock	$0.0	M	5000	Acquired		Class A Common Stock (5000.0)	Direct
2018-10-02	Class B Common Stock	$0.0	C	5000	Disposed		Class A Common Stock (5000.0)	Direct

Footnotes

F1: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $75.02 to $75.24, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F5: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $74.61 to $75.60, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F6: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $75.61 to $76.27, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F7: Immediately exercisable and fully vested.