Duolingo, INC Form 4 insider transactions

Duolingo CEO Luis von Ahn reported a transaction involving 50,000 shares of Class A Common Stock, acquired and disposed of on May 11, 2026.

Duolingo's General Counsel, Stephen C. Chen, acquired 648 shares of Class A Common Stock through the exercise of a stock option.

Duolingo's Chief Financial Officer, Gillian Munson, was granted 133,753 restricted stock units (RSUs) on March 25, 2026, vesting over four years.

Duolingo's Chief Business Officer, Robert Meese, exercised 30,000 stock options, increasing his direct beneficial ownership of Class A Common Stock.

Duolingo Director James H. Shelton acquired 5,000 shares of Class A Common Stock, signaling confidence in the company's future.

Duolingo's Chief Business Officer, Robert Meese, sold 1,000 shares of Class A Common Stock to cover tax withholding obligations related to RSU vesting.

Duolingo's Chief Financial Officer, Matthew Skaruppa, sold 5,856 Class A Common Stock shares in February 2026, primarily under a Rule 10b5-1 trading plan.

Duolingo's General Counsel, Stephen C. Chen, reported sales of Class A Common Stock totaling 2,797 shares, primarily under a Rule 10b5-1 trading plan and for tax obligations.

Duolingo's Chief Engineering Officer, Natalie Glance, reported sales of Class A Common Stock totaling 5,286 shares, primarily under a pre-arranged trading plan.

Duolingo Co-Founder and CTO Severin Hacker converted performance-based restricted stock units and sold shares to cover tax obligations.

Duolingo CEO Luis von Ahn reported future vesting of performance-based restricted stock units and a related tax withholding transaction.

Duolingo's General Counsel, Stephen C. Chen, exercised stock options to acquire 1,800 shares of Class A Common Stock, increasing his direct beneficial ownership.

Duolingo Director Mario Schlosser filed an amended Form 4 to correct an omission of 1,742 Class A Common Stock shares from a previous beneficial ownership report.

Duolingo Director Bonnie Ross filed an amended Form 4 to correct an omission of 965 Class A Common Stock shares, increasing her reported beneficial ownership to 1,344 shares.

Duolingo Co-Founder and CTO Severin Hacker converted 50,000 Class B shares to Class A and subsequently gifted 50,000 Class A shares.

Duolingo's Chief Engineering Officer, Natalie Glance, exercised stock options to acquire 9,500 shares of Class A Common Stock at $5 per share.

Duolingo CTO Severin Hacker reported multiple transactions involving Class A and Class B common stock, including PSU vesting, option exercise, and tax-related dispositions.

Duolingo's President & CEO, Luis von Ahn, reported the conversion of performance-based restricted stock units and a subsequent disposition of Class B common stock for tax purposes, effective December 1, 2025.

Duolingo Co-Founder and CTO Severin Hacker sold 10,000 shares of Class A Common Stock for over $1.7 million through a pre-arranged trading plan.

Duolingo's General Counsel, Stephen C. Chen, reported sales of Class A Common Stock totaling 2,796 shares, primarily under a pre-arranged 10b5-1 trading plan.

Duolingo's Chief Financial Officer, Matthew Skaruppa, reported sales of Class A Common Stock totaling 5,858 shares for tax obligations and under a pre-arranged trading plan.

Duolingo's Chief Engineering Officer, Natalie Glance, reported sales of Class A Common Stock totaling 5,005 shares, primarily under a pre-arranged trading plan and for tax obligations.

Duolingo's Chief Business Officer, Robert Meese, sold 1,444 shares of Class A Common Stock at $177.95 per share to cover tax withholding obligations related to RSU vesting.

Duolingo's Co-Founder and CTO, Severin Hacker, executed planned sales of Class A Common Stock totaling 9,900 shares at prices up to $266.87, while also converting derivative securities.

Duolingo Co-Founder and CTO Severin Hacker executed a series of transactions, including exercising stock options, vesting performance-based restricted stock units, converting Class B to Class A shares, and selling Class A shares under a Rule 10b5-1 plan.

Duolingo CEO Luis von Ahn reported transactions involving performance-based restricted stock units, Class B common stock conversions, and tax-related dispositions.

Duolingo Co-Founder and CTO Severin Hacker sold 10,000 shares of Class A Common Stock for approximately $3.2 million, following the exercise of stock options and conversion of Class B shares, all under a pre-arranged 10b5-1 trading plan.

Duolingo's Chief Engineering Officer, Natalie Glance, sold 3,283 shares of Class A Common Stock on October 1, 2025, through a pre-arranged 10b5-1 trading plan.

Duolingo Co-Founder and CTO Severin Hacker executed a series of stock option exercises and subsequent sales of Class A Common Stock totaling 10,000 shares under a pre-arranged 10b5-1 trading plan.

Duolingo's General Counsel, Stephen C. Chen, exercised options to acquire 1,700 shares of Class A Common Stock at $14.42 per share.