StockWatch
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Biotechnology: Biological Products (No Diagnostic Substances)
SplitOct 27, 2026, 09:06 AM

aTyr Pharma to Execute 1-for-40 Reverse Stock Split

AI Summary

aTyr Pharma, Inc. has filed an amendment to its Certificate of Incorporation to implement a 1-for-40 reverse stock split, effective October 28, 2026. This action will reduce the number of outstanding common shares from approximately 100.5 million to 2.5 million. The reverse split will proportionately adjust all outstanding equity awards and warrants. Fractional shares will be rounded up. Trading on a split-adjusted basis is expected to commence on October 29, 2026, under the same ticker symbol 'ATYR'.

Key Highlights

  • aTyr Pharma, Inc. filed a Certificate of Amendment to effect a one-for-forty (1-for-40) reverse stock split.
  • The reverse stock split will be effective at 5:00 p.m. Eastern Time on October 28, 2026.
  • The number of outstanding common shares will reduce from approximately 100.5 million to 2.5 million.
  • All outstanding stock options, RSUs, and warrants will have proportionate adjustments to exercise price and/or number of shares.
  • Fractional shares will not be issued; stockholders entitled to fractional shares will have them rounded up.
  • Common stock will trade on Nasdaq under ticker 'ATYR' on a split-adjusted basis starting October 29, 2026.