Severin Hacker

Insider Reports History

Entity
Individual
Location
C/O Duolingo, Inc., 5900 Penn Ave., Pittsburgh, PA
Signature
/s/ Stephen Chen, as Attorney-in-Fact for Severin Hacker
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Severin Hacker:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Duolingo, Inc. Chief Tech Officer, Co-Founder, Director, 10%+ Owner Class B Common Stock 2.96M $968M $327.32 Apr 7, 2025 Indirect
Duolingo, Inc. Chief Tech Officer, Co-Founder, Director, 10%+ Owner Performance-Based Restricted Stock Units 450K $154M $341.88 Dec 26, 2024 Direct
Duolingo, Inc. Chief Tech Officer, Co-Founder, Director, 10%+ Owner Class B Common Stock 86.1K $28.2M $327.32 Apr 7, 2025 Direct
Duolingo, Inc. Chief Tech Officer, Co-Founder, Director, 10%+ Owner Class A Common Stock 72 $22.7K $314.80 Apr 7, 2025 Direct
Duolingo, Inc. Chief Tech Officer, Co-Founder, Director, 10%+ Owner Stock Option (Right to Buy) 155K Apr 7, 2025 Direct

Insider Reports Filed by Severin Hacker

Symbol Company Period Transactions Value $ Form Type Date Filed Role
DUOL Duolingo, Inc. Apr 7, 2025 25 -$2.54M 4 Apr 9, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Mar 19, 2025 22 -$2.61M 4 Mar 21, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Mar 5, 2025 13 -$2.76M 4 Mar 6, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Feb 19, 2025 13 -$4.2M 4 Feb 21, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Feb 5, 2025 15 -$3.91M 4 Feb 6, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jan 21, 2025 18 -$3.2M 4 Jan 23, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jan 6, 2025 16 -$3.36M 4 Jan 7, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 26, 2024 3 -$10.9M 4 Jan 3, 2025 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 19, 2024 13 -$3.37M 4 Dec 20, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 13, 2024 14 -$14.8M 4 Dec 16, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 12, 2024 13 -$14.1M 4 Dec 13, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 11, 2024 32 -$64.1M 4 Dec 13, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Nov 22, 2024 1 -$5.59M 4/A Nov 27, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Nov 12, 2024 3 $0 4 Dec 2, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Aug 22, 2024 3 $0 4 Aug 26, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Aug 1, 2024 11 -$1.66M 4 Aug 2, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jul 1, 2024 11 -$1.99M 4 Jul 2, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jun 3, 2024 11 -$1.96M 4 Jun 5, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. May 1, 2024 14 -$2.23M 4 May 3, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Apr 1, 2024 7 -$2.18M 4 Apr 2, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Mar 13, 2024 3 $0 4 Mar 15, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Mar 1, 2024 8 -$2.35M 4 Mar 4, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Feb 1, 2024 9 -$1.79M 4 Feb 5, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jan 2, 2024 11 -$2.14M 4 Jan 3, 2024 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 1, 2023 9 -$2.13M 4 Dec 4, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Nov 1, 2023 7 -$1.47M 4 Nov 2, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Oct 2, 2023 7 -$1.65M 4 Oct 5, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Aug 30, 2023 3 $0 4 Sep 19, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Aug 14, 2023 2 -$4.37M 4 Aug 16, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. May 31, 2023 10 -$1.49M 4 Sep 6, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. May 1, 2023 6 -$1.38M 4 May 2, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Apr 3, 2023 6 -$1.42M 4 Apr 4, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Mar 1, 2023 10 -$1.08M 4 Mar 2, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Feb 1, 2023 7 -$956K 4 Feb 2, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jan 9, 2023 6 -$751K 4 Jan 11, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 14, 2022 3 -$755K 4 Dec 15, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 12, 2022 3 $0 4 Jan 27, 2023 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Nov 1, 2022 5 -$818K 4 Nov 2, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Oct 3, 2022 6 -$965K 4 Oct 4, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Sep 1, 2022 6 -$1.84M 4 Sep 6, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Aug 1, 2022 7 -$943K 4 Aug 2, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jul 1, 2022 9 -$912K 4 Jul 5, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jun 23, 2022 8 -$1.97M 4 Jun 27, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jun 16, 2022 8 -$1.83M 4 Jun 21, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jun 9, 2022 8 -$1.96M 4 Jun 13, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Jun 1, 2022 6 -$1.66M 4 Jun 3, 2022 Chief Tech Officer, Co-Founder, Director, 10%+ Owner
DUOL Duolingo, Inc. Dec 14, 2021 3 $0 4 Feb 10, 2022 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner
DUOL Duolingo, Inc. Dec 8, 2021 3 -$3.96K 4 Dec 10, 2021 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner
DUOL Duolingo, Inc. Nov 15, 2021 15 -$4.33M 4 Nov 17, 2021 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner
DUOL Duolingo, Inc. Aug 15, 2021 1 $0 4 Sep 22, 2021 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner
DUOL Duolingo, Inc. Jul 30, 2021 3 -$5.1M 4 Aug 2, 2021 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner
DUOL Duolingo, Inc. Jul 27, 2021 0 $0 3 Jul 27, 2021 Chief Technology Officer,, Director, Co-Founder, 10%+ Owner