Amplitude, Inc.

Related Filers (84)

Other (34)

144
Friday, 11/17/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 8/17/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/8/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/8/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/8/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 6/7/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 6/7/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 6/7/2023
Filing for proposed sale of securities under Rule 144
144
Tuesday, 6/6/2023
Filing for proposed sale of securities under Rule 144
144
Tuesday, 6/6/2023
Filing for proposed sale of securities under Rule 144
144
Tuesday, 6/6/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 6/5/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 6/5/2023
Filing for proposed sale of securities under Rule 144
144
Monday, 6/5/2023
Filing for proposed sale of securities under Rule 144
144
Friday, 6/2/2023
Filing for proposed sale of securities under Rule 144
144
Friday, 6/2/2023
Filing for proposed sale of securities under Rule 144
144
Friday, 6/2/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/1/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/1/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 6/1/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 5/18/2023
Filing for proposed sale of securities under Rule 144
144
Thursday, 5/18/2023
Filing for proposed sale of securities under Rule 144
144
Wednesday, 5/17/2023
Filing for proposed sale of securities under Rule 144
ARS
Thursday, 4/27/2023
Annual report to security holders
EFFECT
Tuesday, 12/21/2021
Notice of Effectiveness
POS AM
Monday, 12/20/2021
Post-effective amendment to a registration statement that is not immediately effective upon filing
CERT
Tuesday, 9/21/2021
Certification by an exchange approving securities for listing
EFFECT
Tuesday, 9/21/2021
Notice of Effectiveness
CORRESP
Friday, 9/17/2021
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
8-A12B
Friday, 9/17/2021
Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)
CORRESP
Monday, 9/13/2021
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Monday, 8/30/2021
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Monday, 8/30/2021
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
D
Friday, 6/11/2021
Exempt (Private) Offering
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Ownership (220)

SC 13G/A
Friday, 2/16/2024
SOMA EQUITY PARTNERS LP: Major Shareholders
4
Friday, 2/16/2024
Harms Christopher: Statement of changes in beneficial ownership of securities
4
Friday, 2/16/2024
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
SC 13G/A
Wednesday, 2/14/2024
Battery Ventures XI-A, L.P.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Skates Spenser: Major Shareholders
SC 13G
Wednesday, 2/14/2024
T. Rowe Price Investment Management, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/13/2024
Liu Curtis: Major Shareholders
SC 13G/A
Tuesday, 2/13/2024
Institutional Venture Partners XV, L.P.: Major Shareholders
SC 13G/A
Tuesday, 2/13/2024
Benchmark Capital Partners VIII, L.P.: Major Shareholders
SC 13G/A
Tuesday, 2/13/2024
VANGUARD GROUP INC: Major Shareholders
SC 13G
Friday, 2/9/2024
FMR LLC: Major Shareholders
4
Monday, 2/5/2024
Liu Curtis: Statement of changes in beneficial ownership of securities
SC 13G
Monday, 1/29/2024
BlackRock Inc.: Major Shareholders
4
Tuesday, 1/9/2024
Battery Ventures Select Fund I, L.P.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/9/2024
FLEISCHER RUSSELL L: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/13/2023
Vishria Eric: Statement of changes in beneficial ownership of securities
4
Monday, 11/20/2023
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Friday, 11/17/2023
Harms Christopher: Statement of changes in beneficial ownership of securities
4
Friday, 11/17/2023
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 11/14/2023
SC US (TTGP), LTD.: Major Shareholders
4
Monday, 8/21/2023
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Thursday, 8/17/2023
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4
Thursday, 8/17/2023
Harms Christopher: Statement of changes in beneficial ownership of securities
4
Friday, 7/7/2023
Thakker Dharmesh: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2023
Gill Ronald S: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2023
Grady Patrick W: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2023
Vishria Eric: Statement of changes in beneficial ownership of securities
4
Thursday, 6/8/2023
Grady Patrick W: Statement of changes in beneficial ownership of securities
4
Thursday, 6/8/2023
SC US (TTGP), LTD.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/8/2023
SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P.: Statement of changes in beneficial ownership of securities
4
Monday, 6/5/2023
Grady Patrick W: Statement of changes in beneficial ownership of securities
4
Monday, 6/5/2023
SC US (TTGP), LTD.: Statement of changes in beneficial ownership of securities
4
Monday, 6/5/2023
SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P.: Statement of changes in beneficial ownership of securities
4
Friday, 5/19/2023
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4
Friday, 5/19/2023
Harms Christopher: Statement of changes in beneficial ownership of securities
4
Friday, 5/19/2023
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/3/2023
Schultz Erica: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/12/2023
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4
Thursday, 3/23/2023
Battery Ventures XI-B Side Fund, L.P.: Statement of changes in beneficial ownership of securities
4
Friday, 3/17/2023
Harms Christopher: Statement of changes in beneficial ownership of securities
4
Thursday, 3/9/2023
Vishria Eric: Statement of changes in beneficial ownership of securities
SC 13G/A
Wednesday, 3/8/2023
BlackRock Inc.: Major Shareholders
3
Monday, 2/27/2023
Harms Christopher: Initial statement of beneficial ownership of securities
4
Friday, 2/24/2023
Vishria Eric: Statement of changes in beneficial ownership of securities
SC 13D/A
Wednesday, 2/22/2023
SC US (TTGP), LTD.: Major Shareholders
4
Tuesday, 2/21/2023
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/21/2023
Wong Catherine: Statement of changes in beneficial ownership of securities
5
Tuesday, 2/14/2023
BROWN MICHAEL MAURICE: Annual statement of changes in beneficial ownership of securities
SC 13G/A
Tuesday, 2/14/2023
Institutional Venture Partners XV, L.P.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Benchmark Capital Partners VIII, L.P.: Major Shareholders
5
Tuesday, 2/14/2023
Lee Roger H: Annual statement of changes in beneficial ownership of securities
SC 13G/A
Tuesday, 2/14/2023
Battery Ventures XI-A, L.P.: Major Shareholders
SC 13G
Monday, 2/13/2023
SOMA EQUITY PARTNERS LP: Major Shareholders
SC 13G/A
Monday, 2/13/2023
Liu Curtis: Major Shareholders
SC 13G/A
Monday, 2/13/2023
GIC Private Ltd: Major Shareholders
SC 13G/A
Monday, 2/13/2023
Skates Spenser: Major Shareholders
SC 13G/A
Thursday, 2/9/2023
VANGUARD GROUP INC: Major Shareholders
4
Friday, 2/3/2023
Liu Curtis: Statement of changes in beneficial ownership of securities
SC 13G
Friday, 2/3/2023
BlackRock Inc.: Major Shareholders
4
Tuesday, 1/17/2023
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/11/2023
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4
Monday, 1/9/2023
Whitehurst James M: Statement of changes in beneficial ownership of securities
4
Monday, 1/9/2023
Steele Elisa: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/3/2023
Vuong Hoang: Statement of changes in beneficial ownership of securities
4
Friday, 12/2/2022
Benchmark Capital Management Co. VIII, L.L.C.: Statement of changes in beneficial ownership of securities
4
Friday, 12/2/2022
Vishria Eric: Statement of changes in beneficial ownership of securities
4
Friday, 12/2/2022
LASKY MITCHELL: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/22/2022
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Friday, 11/18/2022
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Friday, 11/18/2022
Battery Ventures XI-B Side Fund, L.P.: Statement of changes in beneficial ownership of securities
4
Friday, 11/18/2022
FLEISCHER RUSSELL L: Statement of changes in beneficial ownership of securities
4
Monday, 11/14/2022
Vuong Hoang: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/12/2022
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4
Friday, 10/7/2022
Steele Elisa: Statement of changes in beneficial ownership of securities
4
Friday, 10/7/2022
Whitehurst James M: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/6/2022
Vuong Hoang: Statement of changes in beneficial ownership of securities
4
Friday, 9/2/2022
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/23/2022
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Friday, 8/19/2022
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Friday, 8/12/2022
LASKY MITCHELL: Statement of changes in beneficial ownership of securities
4
Friday, 8/12/2022
Puttagunta Chetan: Statement of changes in beneficial ownership of securities
4
Thursday, 8/11/2022
GURLEY J WILLIAM: Statement of changes in beneficial ownership of securities
4
Thursday, 8/11/2022
Tavel Sarah E: Statement of changes in beneficial ownership of securities
SC 13D/A
Wednesday, 8/10/2022
SC US (TTGP), LTD.: Major Shareholders
4
Wednesday, 8/10/2022
Vishria Eric: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/10/2022
Benchmark Capital Management Co. VIII, L.L.C.: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/10/2022
LASKY MITCHELL: Statement of changes in beneficial ownership of securities
4
Monday, 7/18/2022
HANSEN THOMAS NEERGAARD: Statement of changes in beneficial ownership of securities
4/A
Friday, 7/8/2022
Steele Elisa: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/6/2022
Steele Elisa: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/6/2022
Whitehurst James M: Statement of changes in beneficial ownership of securities
3
Friday, 7/1/2022
HANSEN THOMAS NEERGAARD: Initial statement of beneficial ownership of securities
4
Friday, 6/17/2022
Heinz Matthew: Statement of changes in beneficial ownership of securities
4
Friday, 6/17/2022
Vuong Hoang: Statement of changes in beneficial ownership of securities
4
Friday, 6/10/2022
Sarkis Ninos: Statement of changes in beneficial ownership of securities
4
Friday, 6/10/2022
Vishria Eric: Statement of changes in beneficial ownership of securities
4
Friday, 6/10/2022
Gill Ronald S: Statement of changes in beneficial ownership of securities
4
Friday, 6/10/2022
Grady Patrick W: Statement of changes in beneficial ownership of securities
4
Thursday, 5/19/2022
Wong Catherine: Statement of changes in beneficial ownership of securities
4
Thursday, 5/19/2022
Sarkis Ninos: Statement of changes in beneficial ownership of securities
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Prospectus (16)

S-8
Thursday, 2/16/2023
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-8
Thursday, 2/17/2022
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
424B3
Tuesday, 11/9/2021
Prospectus filed pursuant to Rule 424(b)(3)
424B3
Tuesday, 11/9/2021
Prospectus filed pursuant to Rule 424(b)(3)
424B4
Tuesday, 9/28/2021
Prospectus filed pursuant to Rule 424(b)(4)
FWP
Monday, 9/27/2021
Filing under Securities Act Rules 163/433 of free writing prospectuses
FWP
Thursday, 9/23/2021
Filing under Securities Act Rules 163/433 of free writing prospectuses
S-8
Tuesday, 9/21/2021
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-1/A
Monday, 9/13/2021
General form of registration statement for all companies including face-amount certificate companies
S-1
Monday, 8/30/2021
General form of registration statement for all companies including face-amount certificate companies
DRSLTR
Friday, 8/13/2021
Correspondence Related to Draft Registration Statement
DRSLTR
Friday, 8/13/2021
Correspondence Related to Draft Registration Statement
DRS/A
Friday, 8/13/2021
Draft registration statement submitted by Emerging Growth Company under Securities Act Section 6(e) or by Foreign Private Issuer under Division of Corporation Finance policy
DRSLTR
Monday, 7/26/2021
Correspondence Related to Draft Registration Statement
DRS/A
Monday, 7/26/2021
Draft registration statement submitted by Emerging Growth Company under Securities Act Section 6(e) or by Foreign Private Issuer under Division of Corporation Finance policy
DRS
Monday, 6/21/2021
Draft registration statement submitted by Emerging Growth Company under Securities Act Section 6(e) or by Foreign Private Issuer under Division of Corporation Finance policy
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