$ Value
$0
Shares
50,000
Price
$0
Filed
Dec 9
Insider
Name
Hacker Severin
Title
Chief Tech Officer, Co-Founder
CIK
0001870272
Roles
Transaction Details
Transaction Date
2025-12-08
Code
C
Table
Derivative
Ownership
Indirect
Equity Swap
No
Shares After
2,836,917
Footnotes
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 |