January 15, 2026 · Form 4 insider transaction
Klee Justin B. sold 136,193 shares of Amylyx Pharmaceuticals, Inc. at $13.58 per share, a transaction worth $1.85M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 5 days after the transaction.
Reflects shares sold to cover option cost and tax obligations upon the option exercise pursuant to a preset sales plan adopted by the reporting person on November 12, 2025.; The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $13.26 to $13.77. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.