POET Technologies IncPOET is the subject of a securities fraud class action lawsuit following a 47% stock drop after Celestial AI cancelled all purchase orders.

Pomerantz LLP has filed a class action lawsuit against POET Technologies Inc. and reminds investors of the June 29, 2026 deadline to seek appointment as lead plaintiff. The lawsuit concerns whether POET and certain officers or directors engaged in securities fraud or other unlawful business practices. The action follows an April 27, 2026 Investing.com report that POET stock fell 47.35% after the company disclosed the cancellation of all purchase orders from Celestial AI, now owned by Marvell Semiconductor Inc., which cited violations of confidentiality obligations. On that news, POET’s stock price dropped $7.15 per share to close at $7.95.
POET Technologies IncPOET is the subject of a securities fraud class action lawsuit following a 47% stock drop after Celestial AI cancelled all purchase orders.
Marvell Technology Group LtdCelestial AI is mentioned as the counterparty that cancelled orders with POET, but is not directly involved in the lawsuit.