secwatch / observer
AMPL Amplitude, Inc.
CIK 0001866692 37 ready 8-Ks latest May 6, 2026, 7:59 PM ET RSS · JSON
Activity: NORMAL 0 filings / 30d vs 0 baseline
Ready 8-Ks 37
Latest filing June 10, 2026, 4:14 PM ET
Top materiality 0.85
Event mix earnings ×20 · leadership ×9 · other_material ×6
Sentiment 7 pos · 3 neg · 27 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for AMPL

Highest-materiality recent filing

Amplitude Q2 revenue $39.3M (+66% YoY); cRPO $116.9M (+76%)

September 21, 2021, 7:59 PM ET earnings materiality 0.85 positive item 2.02item 5.03item 7.01item 9.01

Read filing →

Executive changes

Departed

Eric Vishria

Director
AMPL · Amplitude, Inc.
Effective
2025-06-16
Filed
June 12, 2025, 7:59 PM ET
Eric Vishria will be resigning from our Board of Directors on June 16, 2025.
Appointed

Tien Tzuo

Class I director
AMPL · Amplitude, Inc.
Effective
2025-02-22
Filed
February 25, 2025, 6:59 PM ET
On February 22, 2025, the Board of Directors (the “Board”) of Amplitude, Inc. (the “Company”) appointed Tien Tzuo to serve as a Class I director
Appointed

Andrew Casey

Chief Financial Officer
AMPL · Amplitude, Inc.
Effective
2024-08-01
Filed
August 5, 2024, 7:59 PM ET
On August 5, 2024, Amplitude, Inc. (the “Company”) announced the appointment of Andrew Casey as the Company’s Chief Financial Officer, effective August 1, 2024.
Departed

Christopher Harms

Chief Financial Officer and principal financial and accounting officer
AMPL · Amplitude, Inc.
Effective
2024-05-24
Filed
May 24, 2024, 7:59 PM ET
Effective May 24, 2024 (the “Effective Date”), Christopher Harms is no longer serving as Chief Financial Officer and principal financial and accounting officer of Amplitude, Inc. (the “Company”).
Departed

Ninos Sarkis

Chief Accounting Officer
AMPL · Amplitude, Inc.
Effective
2023-05-10
Successor
Christopher Harms
Filed
April 5, 2023, 7:59 PM ET
On March 30, 2023, Ninos Sarkis, Chief Accounting Officer and principal accounting officer of Amplitude, Inc. (the “Company”), provided notice of his intent to resign from his position with the Company in order to pursue another opportunity.
Appointed

Christopher Harms

Chief Financial Officer
AMPL · Amplitude, Inc.
Effective
2023-03-30
Filed
April 5, 2023, 7:59 PM ET
In addition, on March 30, 2023, the Board of Directors of the Company appointed Christopher Harms, the Chief Financial Officer and principal financial officer of the Company, as principal accounting officer.
Departed

Hoang Vuong

Chief Financial Officer
AMPL · Amplitude, Inc.
Effective
2023-02-22
Successor
Christopher Harms
Filed
February 15, 2023, 6:59 PM ET
On February 15, 2023, the Company announced that Hoang Vuong will be departing Amplitude.
Appointed

Christopher Harms

Chief Financial Officer
AMPL · Amplitude, Inc.
Effective
2023-02-22
Filed
February 15, 2023, 6:59 PM ET
Christopher Harms will join as Chief Financial Officer, effective February 22, 2023.
Appointed

Thomas Hansen

President
AMPL · Amplitude, Inc.
Effective
2022-06-30
Filed
July 1, 2022, 7:59 PM ET
On July 1, 2022, Amplitude, Inc. (the “Company”) announced the appointment of Thomas Hansen to serve as the Company’s President, effective June 30, 2022.
Departed

Jennifer Johnson

Chief Marketing and Strategy Officer
AMPL · Amplitude, Inc.
Effective
2022-02-04
Filed
January 14, 2022, 6:59 PM ET
On January 11, 2022, Jennifer Johnson notified Amplitude, Inc. (the "Company") that she will step down as the Company's Chief Marketing and Strategy Officer on February 4, 2022, in order to accept a senior-level executive position at a non-competitive private software company.

Earnings & guidance

2026-Q1 EPS reported -$0.17 filing →

Materiality & sentiment trend

Max materiality 0.85 · Median 0.60 · Most common event earnings

7 positive 3 negative 27 neutral

source · AMPL on sec.gov