Question 1

Who are the top institutional investors holding AMPLITUDE INC-CLASS A (AMPL)?

Accepted Answer

Major stakeholders currently include Wellington Management Group LLP ($76.1M), BlackRock, Inc. ($69.3M), Vanguard Portfolio Management LLC ($42.0M). Based on the latest 13F filings, there are a total of 216 tracked investment funds and institutions maintaining positions in AMPL.

Question 2

What is the overall institutional sentiment toward AMPL recently?

Accepted Answer

Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $367.9M, driven by 104 managers accumulating shares while 116 reduced their exposure.

Question 3

Which institutions have been selling or reducing their AMPL positions?

Accepted Answer

In the latest period, 75 funds trimmed their holdings, and 41 managers completely exited their positions. The aggregate reported sell value was $470.8M.

Question 4

Are there any notable investors adding AMPL to their portfolios?

Accepted Answer

Yes, buying activity remains notable. 41 institutions opened new positions in {ticker}, and 63 existing holders added to their shares. The total reported buy value for the quarter amounted to $320.7M.

Filer	Title/Relationship	Filing Date	Planned Shares	Est. Value
Wong Catherine	Officer	2026-06-12	7K shares	$51K
Liu Curtis	Officer, Director, 10% Stockholder	2026-06-12	23K shares	$178K

Amplitude Inc-class A

Ownership Trend

Institutional Moves

Key Holders

Key Holders

Quarterly Activity

Recent Activity

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

Beneficial Ownership (13D/13G)

Material Events (8-K)

FAQ

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