Form 4 for DUOL Duolingo, Inc.
Accepted 2025-10-06 00:00:00 ET · period of report 2025-10-01 · accession 0001628280-25-044221 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-10-06 | 2025-10-01 | DUOL | Glance Natalie | Chief Engineering Off | S - Sale | $312.30 | -3,283 | 116.8K | -3% | -$1.03M |
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 | 2025-10-01 | S | D | 100 | $300.56 | 119,354 | D | — | — | |
| 2 | Common | Class A Common Stock | 2025-10-01 | S | D | 475 | $303.74 | 118,879 | D | — | — | (F2) 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 $303.45 to $304.06, 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 | 2025-10-01 | S | D | 200 | $305.09 | 118,679 | D | — | — | (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 $305.00 to $305.18, 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. |
| 4 | Common | Class A Common Stock | 2025-10-01 | S | D | 600 | $306.51 | 118,079 | D | — | — | (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 $306.00 to $306.99, 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. |
| 5 | Common | Class A Common Stock | 2025-10-01 | S | D | 600 | $319.76 | 116,171 | D | — | — | (F9) 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 $319.46 to $320.21, 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. |
| 6 | Common | Class A Common Stock | 2025-10-01 | S | D | 108 | $312.75 | 117,971 | D | — | — | (F5) 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 $312.71 to $313.20, 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. |
| 7 | Common | Class A Common Stock | 2025-10-01 | S | D | 300 | $315.28 | 117,671 | D | — | — | (F6) 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 $315.01 to $315.65, 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. |
| 8 | Common | Class A Common Stock | 2025-10-01 | S | D | 300 | $316.74 | 117,371 | D | — | — | (F7) 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 $316.41 to $316.90, 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. |
| 9 | Common | Class A Common Stock | 2025-10-01 | S | D | 600 | $317.96 | 116,771 | D | — | — | (F8) 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 $317.51 to $318.33, 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. |