69 filings
Page 2 of 4
S-8
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16 Feb 23
Registration of securities for employees
4:50pm
8-K
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15 Feb 23
Amplitude Announces Fourth Quarter and Fiscal Year 2022 Financial Results
4:05pm
8-K
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2 Nov 22
Amplitude Announces Third Quarter 2022 Financial Results
4:07pm
8-K
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3 Aug 22
Amplitude Announces Second Quarter 2022 Financial Results
4:16pm
8-K
9gnl1vb
1 Jul 22
Departure of Directors or Certain Officers
4:06pm
8-K
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13 Jun 22
Submission of Matters to a Vote of Security Holders
4:30pm
8-K
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4 May 22
Amplitude Announces First Quarter 2022 Financial Results
4:09pm
DEFA14A
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25 Apr 22
Additional proxy soliciting materials
5:06pm
DEF 14A
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25 Apr 22
Definitive proxy
5:02pm
S-8
8bo4wi
17 Feb 22
Registration of securities for employees
4:06pm
10-K
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17 Feb 22
Annual report
12:00am
8-K
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16 Feb 22
Amplitude Announces Fourth Quarter and Fiscal Year 2021 Financial Results
4:06pm
8-K
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14 Jan 22
Departure of Directors or Certain Officers
4:30pm
EFFECT
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21 Dec 21
Notice of effectiveness
12:00am
POS AM
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20 Dec 21
Prospectus update (post-effective amendment)
4:06pm
424B3
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9 Nov 21
Prospectus supplement
4:38pm