| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Glance Natalie | Chief Engineering Officer | C/O DUOLINGO, INC., 5900 PENN AVENUE, PITTSBURGH | /s/ Stephen Chen, as Attorney-in-Fact for Natalie Glance | 19 May 2025 | 0001870350 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DUOL | Class A Common Stock | Sale | $420,883 | -800 | -0.6% | $526.10 | 132,121 | 16 May 2025 | Direct | F1, F2 |
| transaction | DUOL | Class A Common Stock | Sale | $316,377 | -600 | -0.45% | $527.30 | 131,521 | 16 May 2025 | Direct | F1, F3 |
| transaction | DUOL | Class A Common Stock | Sale | $264,256 | -500 | -0.38% | $528.51 | 131,021 | 16 May 2025 | Direct | F1, F4 |
| transaction | DUOL | Class A Common Stock | Sale | $423,586 | -800 | -0.61% | $529.48 | 130,221 | 16 May 2025 | Direct | F1, F5 |
| transaction | DUOL | Class A Common Stock | Sale | $100,739 | -190 | -0.15% | $530.21 | 130,031 | 16 May 2025 | Direct | F1, F6 |
| transaction | DUOL | Class A Common Stock | Sale | $200,345 | -377 | -0.29% | $531.42 | 129,654 | 16 May 2025 | Direct | F1, F7 |
| holding | DUOL | Class A Common Stock | 130 | 16 May 2025 | By son |
Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.
Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
| Id | Content |
|---|---|
| F1 | The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on November 14, 2024. |
| 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 $525.88 to $526.83, 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. |
| 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 $526.93 to $527.75, 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. |
| 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 $527.96 to $528.88, 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. |
| 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 $529.02 to $529.66, 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. |
| 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 $530.20 to $530.21, 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. |
| 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 $531.40 to $531.45, 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. |