Amplitude, Inc. — Director's Dealing 2021

Oct 2, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amplitude, Inc. (AMPL)
CIK: 0001866692
Period of Report: 2021-09-30

Reporting Person: Johnson Jennifer L. (See remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-30	Class A Common Stock	M	250477	$4.19	Acquired	250477	Direct
2021-09-30	Class A Common Stock	S	17400	$52.9286	Disposed	233077	Direct
2021-09-30	Class A Common Stock	S	233077	$53.918	Disposed	0	Direct
2021-10-01	Class A Common Stock	M	80773	$4.19	Acquired	80773	Direct
2021-10-01	Class A Common Stock	S	16472	$50.9872	Disposed	64301	Direct
2021-10-01	Class A Common Stock	S	16804	$51.9414	Disposed	47497	Direct
2021-10-01	Class A Common Stock	S	14882	$53.2761	Disposed	32615	Direct
2021-10-01	Class A Common Stock	S	32615	$54.2258	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-09-30	Stock Option (Right to Buy)	$4.19	M	250477	Disposed	2030-11-10	Class A Common Stock (250477)	Direct
2021-10-01	Stock Option (Right to Buy)	$4.19	M	80773	Disposed	2030-11-10	Class A Common Stock (80773)	Direct

Footnotes

F1: This transaction was executed in multiple trades in prices ranging from $52.41 to $53.36, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F2: This transaction was executed in multiple trades in prices ranging from $53.41 to $54.39, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F3: This transaction was executed in multiple trades in prices ranging from $50.61 to $51.60, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F4: This transaction was executed in multiple trades in prices ranging from $51.69 to $52.68, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F5: This transaction was executed in multiple trades in prices ranging from $52.75 to $53.74, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F6: This transaction was executed in multiple trades in prices ranging from $53.75 to $54.70, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

F7: 25% of the shares subject to the option vest on the first anniversary measured from September 30, 2020 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.