Justin B. Klee

Insider Reports History

Location
Cambridge, MA
Signature
/s/ Joshua B. Cohen, as Attorney in Fact
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 Justin B. Klee:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Amylyx Pharmaceuticals, Inc. Co-Chief Executive Officer, Director Common Stock 3.33M $49.9M $15.01 30 Sep 2025 Direct
Amylyx Pharmaceuticals, Inc. Co-Chief Executive Officer, Director Stock Option (right to buy) 270K 06 Mar 2025 Direct

Insider Reports Filed by Justin B. Klee

Symbol Company Period Transactions Value $ Form Type Role Filing Time
AMLX Amylyx Pharmaceuticals, Inc. 30 Sep 2025 2 -$431K 4 Co-Chief Executive Officer, Director 02 Oct 2025, 16:15
AMLX Amylyx Pharmaceuticals, Inc. 31 Mar 2025 1 -$74.5K 4 Co-Chief Executive Officer, Director 02 Apr 2025, 16:52
AMLX Amylyx Pharmaceuticals, Inc. 06 Mar 2025 2 $0 4 Co-Chief Executive Officer, Director 10 Mar 2025, 20:30
AMLX Amylyx Pharmaceuticals, Inc. 03 Mar 2025 1 -$14.5K 4 Co-Chief Executive Officer, Director 05 Mar 2025, 16:35
AMLX Amylyx Pharmaceuticals, Inc. 05 Feb 2025 2 $57K 4 Co-Chief Executive Officer, Director 06 Feb 2025, 20:17
AMLX Amylyx Pharmaceuticals, Inc. 03 Feb 2025 1 -$41.1K 4 Co-Chief Executive Officer, Director 05 Feb 2025, 16:54
AMLX Amylyx Pharmaceuticals, Inc. 06 Jan 2025 1 -$30.2K 4 Co-Chief Executive Officer, Director 08 Jan 2025, 17:29
AMLX Amylyx Pharmaceuticals, Inc. 04 Nov 2024 2 $100K 4 Co-Chief Executive Officer, Director 06 Nov 2024, 19:24
AMLX Amylyx Pharmaceuticals, Inc. 30 Sep 2024 1 -$59.4K 4 Co-Chief Executive Officer, Director 02 Oct 2024, 18:53
AMLX Amylyx Pharmaceuticals, Inc. 16 Apr 2024 2 $0 4 Co-Chief Executive Officer, Director 18 Apr 2024, 20:20
AMLX Amylyx Pharmaceuticals, Inc. 05 Mar 2024 1 -$77.4K 4 Co-Chief Executive Officer, Director 07 Mar 2024, 16:05
AMLX Amylyx Pharmaceuticals, Inc. 26 Feb 2024 2 $0 4 Co-Chief Executive Officer, Director 28 Feb 2024, 18:20
AMLX Amylyx Pharmaceuticals, Inc. 09 Jan 2024 1 -$95.4K 4 Co-Chief Executive Officer, Director 11 Jan 2024, 17:11
AMLX Amylyx Pharmaceuticals, Inc. 16 Mar 2023 4 -$3.19M 4 Co-Chief Executive Officer, Director 20 Mar 2023, 20:31
AMLX Amylyx Pharmaceuticals, Inc. 06 Jan 2023 2 $217K 4 Co-Chief Executive Officer, Director 10 Jan 2023, 18:12
AMLX Amylyx Pharmaceuticals, Inc. 05 May 2022 2 $124K 4 Co-Chief Executive Officer, Director 06 May 2022, 16:05
AMLX Amylyx Pharmaceuticals, Inc. 06 Jan 2022 4 $0 4 Co-Chief Executive Officer, Director 10 Jan 2022, 19:28
AMLX Amylyx Pharmaceuticals, Inc. 06 Jan 2022 0 $0 3 Co-Chief Executive Officer, Director 06 Jan 2022, 16:06