Form 4 for DUOL Duolingo, Inc.
Accepted 2026-08-19 17:16:18 ET · period of report 2026-08-17 · accession 0001628280-26-058021 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-08-19 17:16 | 2026-08-17+ | DUOL | Glance Natalie | Chief Engineering Off | S - Sale | $132.24 | -4,290 | 169.1K | -2% | -$567.3K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-08-17 | S | D | 2,751 | $129.13 | 170,650 | D | — | — | (F1) Represents shares automatically sold to satisfy tax withholding obligations in connection with the vesting of restricted stock units and delivery of shares. |
| 2 | Common | Class A Common Stock | 2026-08-18 | S | D | 502 | $137.01 | 170,148 | D | — | — | (F2) The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2025. (F3) The 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. |
| 3 | Common | Class A Common Stock | 2026-08-18 | S | D | 1,037 | $138.19 | 169,111 | D | — | — | (F2) The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 15, 2025. (F4) The 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. |