$ Value
$248K
Shares
498
Price
$498
Filed
May 7
Insider
Name
Hacker Severin
Title
Chief Tech Officer, Co-Founder
CIK
0001870272
Roles
Transaction Details
Transaction Date
2025-05-05
Code
S
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
2,892
Footnotes
The sale was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan adopted on September 11, 2024. | 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 $488.85 to $489.05, 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. | 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 $491.00 to $491.95, 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. | 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 $492.07 to $492.97, 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. | 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 $493.19 to $494.14, 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. | 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 $494.19 to $495.07, 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. | 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 $495.22 to $496.20, 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. | 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 $496.47 to $497.46, 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. | 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 $497.48 to $498.24, 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. | 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 $498.63 to $499.50, 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. | 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 $499.80 to $500.59, 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. | 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 $500.96 to $501.95, 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. | 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 $502.18 to $502.44, 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. | The shares subject to the option are fully vested and exercisable. | Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock in connection with: (i) any transfer, whether or not for value, except for certain permitted transfers further described in the Issuer's amended and restated certificate of incorporation, (ii) such time as the aggregate number of shares of Class B Common Stock outstanding ceases to represent 5% of the aggregate number of shares of Common Stock outstanding, and (iii) the death of the Reporting Person. | Shares held by SBH Trust dated March 10, 2020, of which Reporting Person is Trustee.
Filing Info
Hacker Severin's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-17 | DUOL | M | $0 |
| 2026-02-17 | DUOL | M | $0 |
| 2026-02-17 | DUOL | F | $3.4M |
| 2025-12-08 | DUOL | C | $0 |
| 2025-12-08 | DUOL | G | $0 |
| 2025-12-08 | DUOL | C | $0 |
| 2025-12-03 | DUOL | M | $0 |
| 2025-12-03 | DUOL | M | $200K |
| 2025-12-01 | DUOL | M | $0 |
| 2025-12-01 | DUOL | M | $0 |
Other Insiders at DUOL (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| Shelton James H | $499K | — | 2026-03-03 |
|
Munson Gillian
Chief Financial Officer
|
— | — | 2026-03-25 |
|
von Ahn Luis
President & CEO, Co-Founder
|
— | — | 2026-02-17 |
|
Meese Robert
Chief Business Officer
|
— | $110K | 2026-02-17 |
|
Skaruppa Matthew
Chief Financial Officer
|
— | $658K | 2026-02-18 |
|
Chen Stephen C.
General Counsel
|
— | $314K | 2026-02-18 |
|
Hacker Severin
Chief Tech Officer, Co-Founder
|
— | — | 2026-02-17 |
|
Glance Natalie
Chief Engineering Officer
|
— | $594K | 2026-02-27 |