Severin Hacker - Net Worth and Insider Trading
Severin Hacker Net Worth
The estimated net worth of Severin Hacker is at least $31,671 dollars as of 2025-06-24. Severin Hacker is the Chief Tech Officer, Co-Founder, 10% Owner of Duolingo Inc and owns about 72 shares of Duolingo Inc (DUOL) stock worth over $31,671. Details can be seen in Severin Hacker's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Severin Hacker has not made any transactions after 2025-06-20 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Severin Hacker
Severin Hacker Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Severin Hacker owns 1 companies in total, including Duolingo Inc (DUOL) .
Click here to see the complete history of Severin Hacker’s form 4 insider trades.
Insider Ownership Summary of Severin Hacker
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
DUOL | Duolingo Inc | 2025-06-05 | director & 10 percent owner & Chief Technology Officer, & other: Co-Founder |
Severin Hacker Latest Holdings Summary
Severin Hacker currently owns a total of 1 stock. Severin Hacker owns 72 shares of Duolingo Inc (DUOL) as of June 20, 2025, with a value of $31,671.
Latest Holdings of Severin Hacker
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
DUOL | Duolingo Inc | 2025-06-20 | 72 | 439.88 | 31,671 |
Holding Weightings of Severin Hacker
Severin Hacker Form 4 Trading Tracker
According to the SEC Form 4 filings, Severin Hacker has made a total of 43 transactions in Duolingo Inc (DUOL) over the past 5 years, including 0 buys and 43 sells. The most-recent trade in Duolingo Inc is the sale of 10,000 shares on June 20, 2025, which brought Severin Hacker around $5 Million.
Insider Trading History of Severin Hacker
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Severin Hacker Trading Performance
Severin Hacker Ownership Network
Ownership Network List of Severin Hacker
Ownership Network Relation of Severin Hacker

Severin Hacker Owned Company Details
What does Duolingo Inc do?
Who are the key executives at Duolingo Inc?
Severin Hacker is the director & 10 percent owner & Chief Technology Officer, & other: Co-Founder of Duolingo Inc. Other key executives at Duolingo Inc include SVP & Engineering Natalie Glance , Chief Financial Officer Matthew Skaruppa , and General Counsel Stephen C. Chen .
Duolingo Inc (DUOL) Insider Trades Summary
Over the past 18 months, Severin Hacker made 23 insider transaction in Duolingo Inc (DUOL) with a net sale of 474,248. Other recent insider transactions involving Duolingo Inc (DUOL) include a net sale of 168,662 shares made by Matthew Skaruppa , a net sale of 87,518 shares made by Natalie Glance , and a net sale of 300,000 shares made by Ahn Luis Von .
In summary, during the past 3 months, insiders sold 106,087 shares of Duolingo Inc (DUOL) in total and bought 0 shares, with a net sale of 106,087 shares. During the past 18 months, 1,188,209 shares of Duolingo Inc (DUOL) were sold and 0 shares were bought by its insiders, resulting in a net sale of 1,188,209 shares.
Duolingo Inc (DUOL)'s detailed insider trading history can be found in Insider Trading Tracker table.
Duolingo Inc Insider Transactions
Severin Hacker Mailing Address
Above is the net worth, insider trading, and ownership report for Severin Hacker. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Severin Hacker's mailing address is: Pittsburgh Pa 15206.