Sean Lie
Chief technology officer, Cerebras Systems
Sean Lie is a chief technology officer at Cerebras Systems. Their most recent Section 16 filing is from September 2026.
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- chief technology officer at Cerebras Systems
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Money
Insiders sold $387.7 million of Cerebras stock; 19.4 million more shares unlock Wednesday
On Monday Cerebras closed at its lowest price since going public, and the next tranche of locked shares becomes eligible on Wednesday. Until the unlock calendar empties on November 9, supply is setting the price.
· 3 min read

Money
Cerebras hits a new low days before insiders can sell
The bigger test comes with the third-quarter report, which lands alongside an unlock of up to 171.1 million shares.
· 1 min read

Money
Cerebras CTO Sells $192 Million Ahead of Looming Lockup Expiry
Cerebras co-founder Sean Lie liquidated $192 million in stock while touting an unpriced 100-megawatt startup deal as lockup expirations flood the market.
· 3 min read

Money
Insiders Sold $277 Million of Cerebras Stock Before the Main Lockup Opens
State Street's fresh $105.3 million stake met a six-day, 17% rally in Cerebras. Insiders sold $277 million of the same stock in three months, and the quarter that opens the main lockup gate ends 30 September.
· 3 min read