Severin Hacker
Chief Tech Officer, Co-Founder at Duolingo Inc.
Sits on 1 board. Last updated September 27, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Duolingo Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Duolingo Inc. June 12, 202497.2%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Dec 8, 2025 | Duolingo Inc. | Derivative conversion | +50,000 | — | — |
| Dec 8, 2025 | Duolingo Inc. | Gift | −50,000 | — | — |
| Nov 19, 2025 | Duolingo Inc. | Derivative conversion | +10,000 | $38.08 | $380,800 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −1,146 | $169.57 | $194,327 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −1,000 | $170.55 | $170,550 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −2,009 | $171.50 | $344,544 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −1,281 | $172.39 | $220,832 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −760 | $173.74 | $132,042 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −3,089 | $174.61 | $539,370 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −435 | $175.46 | $76,325 |
| Nov 19, 2025 | Duolingo Inc. | Open-market sale | −280 | $176.68 | $49,470 |
| Nov 4, 2025 | Duolingo Inc. | Derivative conversion | +10,000 | $38.08 | $380,800 |
| Nov 4, 2025 | Duolingo Inc. | Open-market sale | −744 | $257.92 | $191,892 |
| Nov 4, 2025 | Duolingo Inc. | Open-market sale | −936 | $258.77 | $242,209 |
| Nov 4, 2025 | Duolingo Inc. | Open-market sale | −560 | $259.71 | $145,438 |
Reviews (0)
Sign in to write a review.
No reviews yet. Be the first to write one.