SEC Form 4 · accession 0001628280-26-058021
Duolingo, Inc. · DUOL
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Natalie Glance
Officer — Chief Engineering Officer
Period of report
Aug 17, 2026
Accepted (ET)
Aug 19, 2026 · 5:16 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001562088
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock | Aug 17, 2026 | S | 2,751 | $129.13 | D | 170,650 | D | |
| Class A Common StockF3 | Aug 18, 2026 | S | 502 | $137.0094 | D | 170,148 | D | |
| Class A Common StockF4 | Aug 18, 2026 | S | 1,037 | $138.187 | D | 169,111 | D | |
| Class A Common Stock | holding | — | — | — | 130 | I | By son |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents shares automatically sold to satisfy tax withholding obligations in connection with the vesting of restricted stock units and delivery of shares.
- F2The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2025.
- F3The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $136.68 to $137.61, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.
- F4The price reported in Column 4 is a weighted average sale price calculated by the broker executing the sales. These shares were sold in multiple transactions at prices ranging from $137.72 to $138.59, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.