LIE SEAN

PrivateCIK: 2132472
Location

SUNNYVALE, CA

Senior insider sale

Chief Technology Officer at CEREBRAS SYSTEMS INC. — senior position signals high conviction

$159.62M

741.54K shares

What this filing means

LIE SEAN plans to sell 741.54K shares of CEREBRAS SYSTEMS INC. valued at approximately $159.62M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderLIE SEANCIK 2132472
IssuerCEREBRAS SYSTEMS INC.CIK 2021728
Officer10% Owner· Chief Technology Officer
Since May 2026
741.54K
Shares to sell
$159.62M
Approx. market value
710.25K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
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Performance Stock Units

N/A

6/5/2026
710.25K
Total acquired710.25K
Planned & Completed Dispositions3
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Completed

Completed

Units to sell

21.26K

Market value

$4.72M

8/18/2026
Completed

Units to sell

10.03K

Market value

$1.71M

6/25/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

710.25K

Market value

$153.19M

8/20/2026
Total

Units

741.54K

Value

$159.62M