Significant Ownership of Severin Hacker

Signature - Title: /s/ Severin Hacker - Severin Hacker, CTO
Location: Pittsburgh, PA
Summary: This page shows a list of all the recent SCHEDULE 13D/G filings made by Severin Hacker.

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Related filing hubs for this reporting manager, useful for reinforcing crawl paths across the schedule cluster.

Sym	Company	Class	Ownership	Holdings Value	Net Change	Nb Shares	Change %	Reporting Name	Report Period
DUOL	Duolingo, Inc.	Class A common stock, $0.0001 per share	7.6%	$1,221,212,998		3,198,316		Hacker Severin	31 Mar 2025

Sym	Target	Class	Ownership	Change	Current Shares	Change	Value	Reporting name	Form	Report Period	Filing Date

* An asterisk sign (*) next to the price indicates that the price is likely invalid.