Severin Hacker insider trades
Open-market stock purchases and sales by Severin Hacker, Chief Tech Officer, Co-Founder at Duolingo, Inc, from SEC Form 4 filings since Jul 30, 2021.
Recent trades
| Date | Stock | Trade | Value |
|---|---|---|---|
| May 27, 2026 | DUOL Duolingo, Inc | Sold (not open market) | $3.4M |
| May 27, 2026 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Feb 17, 2026 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Feb 17, 2026 | DUOL Duolingo, Inc | Sold (not open market) | $3.4M |
| Dec 8, 2025 | DUOL Duolingo, Inc | Sold (not open market) | — |
| Dec 8, 2025 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Dec 3, 2025 | DUOL Duolingo, Inc | Bought (not open market) | $200K |
| Dec 1, 2025 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Dec 1, 2025 | DUOL Duolingo, Inc | Sold (not open market) | $5.9M |
| Nov 19, 2025 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $345K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $221K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $132K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $539K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $76.3K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $49.5K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Bought (not open market) | — |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $194K |
| Nov 19, 2025 | DUOL Duolingo, Inc | Sold | $171K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $466K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $147K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $429K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $201K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $192K |
| Nov 4, 2025 | DUOL Duolingo, Inc | Sold | $242K |
Companies traded
- DUOL Duolingo, Inc: 443 sales, last May 27, 2026