Hacker Severin

Duolingo, Inc. - Class A Common Stock · Chief Tech Officer

Hacker Severin is listed in public filings as director, 10 percent owner, officer: Chief Tech Officer, Co-Founder. This Hacker Severin insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Duolingo, Inc. - Class A Common Stock (DUOL). Investors use Hacker Severin's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

History Trades

CompanyValueActionPriceCurrent Price
Duolingo, Inc. - Class A Common StockDUOL$466k1.8k sharesSellNov 4, 2025$261.94--
Duolingo, Inc. - Class A Common StockDUOL$460k1.7k sharesSellNov 4, 2025$266.12--
Duolingo, Inc. - Class A Common StockDUOL$429k1.6k sharesSellNov 4, 2025$264.06--
Duolingo, Inc. - Class A Common StockDUOL$306k1.1k sharesSellNov 4, 2025$266.87--
Duolingo, Inc. - Class A Common StockDUOL$242k936 sharesSellNov 4, 2025$258.77--
Duolingo, Inc. - Class A Common StockDUOL$201k760 sharesSellNov 4, 2025$265.02--
Duolingo, Inc. - Class A Common StockDUOL$192k744 sharesSellNov 4, 2025$257.92--
Duolingo, Inc. - Class A Common StockDUOL$147k560 sharesSellNov 4, 2025$262.97--
Duolingo, Inc. - Class A Common StockDUOL$145k560 sharesSellNov 4, 2025$259.71--
Duolingo, Inc. - Class A Common StockDUOL$43k165 sharesSellNov 4, 2025$261.14--
Duolingo, Inc. - Class A Common StockDUOL$507k1.6k sharesSellOct 20, 2025$316.64--
Duolingo, Inc. - Class A Common StockDUOL$400k1.3k sharesSellOct 20, 2025$312.37--
Duolingo, Inc. - Class A Common StockDUOL$347k1.1k sharesSellOct 20, 2025$315.79--
Duolingo, Inc. - Class A Common StockDUOL$311k1k sharesSellOct 20, 2025$311.43--
Duolingo, Inc. - Class A Common StockDUOL$289k907 sharesSellOct 20, 2025$318.73--
Duolingo, Inc. - Class A Common StockDUOL$216k680 sharesSellOct 20, 2025$317.68--
Duolingo, Inc. - Class A Common StockDUOL$196k632 sharesSellOct 20, 2025$309.94--
Duolingo, Inc. - Class A Common StockDUOL$185k600 sharesSellOct 20, 2025$307.55--
Duolingo, Inc. - Class A Common StockDUOL$157k500 sharesSellOct 20, 2025$313.93--
Duolingo, Inc. - Class A Common StockDUOL$155k500 sharesSellOct 20, 2025$309.06--
Duolingo, Inc. - Class A Common StockDUOL$129k400 sharesSellOct 20, 2025$321.75--
Duolingo, Inc. - Class A Common StockDUOL$97k300 sharesSellOct 20, 2025$323.09--
Duolingo, Inc. - Class A Common StockDUOL$96k300 sharesSellOct 20, 2025$319.97--
Duolingo, Inc. - Class A Common StockDUOL$32k100 sharesSellOct 20, 2025$324.10--
Duolingo, Inc. - Class A Common StockDUOL$31k100 sharesSellOct 20, 2025$305.86--
Duolingo, Inc. - Class A Common StockDUOL$610k1.9k sharesSellOct 6, 2025$318.26--
Duolingo, Inc. - Class A Common StockDUOL$578k1.8k sharesSellOct 6, 2025$320.33--
Duolingo, Inc. - Class A Common StockDUOL$511k1.6k sharesSellOct 6, 2025$319.56--
Duolingo, Inc. - Class A Common StockDUOL$426k1.3k sharesSellOct 6, 2025$327.44--
Duolingo, Inc. - Class A Common StockDUOL$377k1.2k sharesSellOct 6, 2025$321.39--
Duolingo, Inc. - Class A Common StockDUOL$196k600 sharesSellOct 6, 2025$326.50--
Duolingo, Inc. - Class A Common StockDUOL$163k500 sharesSellOct 6, 2025$325.22--
Duolingo, Inc. - Class A Common StockDUOL$159k500 sharesSellOct 6, 2025$317.31--
Duolingo, Inc. - Class A Common StockDUOL$97k300 sharesSellOct 6, 2025$324.10--
Duolingo, Inc. - Class A Common StockDUOL$66k200 sharesSellOct 6, 2025$328.76--
Duolingo, Inc. - Class A Common StockDUOL$35k109 sharesSellOct 6, 2025$322.62--
Duolingo, Inc. - Class A Common StockDUOL$664k2.3k sharesSellSep 19, 2025$288.81--
Duolingo, Inc. - Class A Common StockDUOL$662k2.3k sharesSellSep 19, 2025$287.81--
Duolingo, Inc. - Class A Common StockDUOL$640k2.2k sharesSellSep 19, 2025$290.78--
Duolingo, Inc. - Class A Common StockDUOL$551k1.9k sharesSellSep 19, 2025$289.79--
Duolingo, Inc. - Class A Common StockDUOL$373k1.3k sharesSellSep 19, 2025$286.77--
Duolingo, Inc. - Class A Common StockDUOL$563k2.1k sharesSellSep 5, 2025$267.93--
Duolingo, Inc. - Class A Common StockDUOL$526k2k sharesSellSep 5, 2025$268.92--
Duolingo, Inc. - Class A Common StockDUOL$446k1.6k sharesSellSep 5, 2025$271.05--
Duolingo, Inc. - Class A Common StockDUOL$432k1.6k sharesSellSep 5, 2025$269.87--
Hacker Severin History Trades | TradingNote