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CIK 0002021728 · <br>Emerging growth company

Cerebras Systems Inc.

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Ticker
CBRS
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
FY end
Dec 31
Incorporated
DE
Entity type
operating
Phone
(650) 933-4890
Business address
1237 E. ARQUES AVE., SUNNYVALE, CA, 94085
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$383,715,312
in 15 filings, $135.4M under 10b5-1 plans

Net −$383,715,312. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Lie Sean −$199.0M Chief Technology Officer sold 79% of stake
  2. Mallick Dhiraj −$89.4M Chief Operating Officer sold 100% of stake
  3. Feldman Andrew D. −$61.1M CEO, President sold 95% of stake
  4. Vishria Eric −$15.7M Director sold 69% of stake
  5. Vassallo Steven −$10.5M Director sold 23% of stake
Date Insider Transaction Shares Price Value Owned after
2026-09-25 Lie Sean Chief Technology Officer Sale 10b5-1 −21,022 $208.41 $4.4M 338,314
2026-09-25 Lie Sean Chief Technology Officer Sale 10b5-1 −6,869 $207.54 $1.4M 331,445
2026-09-25 Lie Sean Chief Technology Officer Sale 10b5-1 −13,776 $206.63 $2.8M 317,669
2026-09-25 Lie Sean Chief Technology Officer Sale 10b5-1 −5,900 $205.30 $1.2M 311,769
2026-09-25 Lie Sean Chief Technology Officer Sale 10b5-1 −2,200 $204.50 $450K 309,569
2026-09-25 Lie Sean Chief Technology Officer Option exercise · Stock Option 10b5-1 −116,875 172,146
2026-09-25 Lie Sean Chief Technology Officer Option exercise · Stock Option 10b5-1 −3,125 32,420
2026-09-25 Lie Sean Chief Technology Officer Option exercise · Class B Common Stock 10b5-1 +120,000 7,702,992
2026-09-25 Lie Sean Chief Technology Officer Conversion · Class B Common Stock 10b5-1 −120,000 7,582,992
2026-09-23 Susan Lior Director Other disposition −451,118 6,490,711
2026-09-23 Susan Lior Director Other acquisition +25,757 351,927
2026-09-23 Susan Lior Director Other acquisition +23,735 309,603
2026-09-21 Feldman Andrew D. CEO, President Other acquisition +120 926
2026-09-21 Vishria Eric Director Other acquisition 10b5-1 +44,507 275,854
2026-09-15 Susan Lior Director Other disposition −451,115 6,941,829
2026-09-15 Susan Lior Director Other acquisition +24,463 315,124
2026-09-15 Susan Lior Director Other acquisition +23,734 278,775
2026-09-08 Vishria Eric Director Other acquisition 10b5-1 +44,507 231,347
2026-09-08 Feldman Andrew D. CEO, President Other acquisition +120 806
2026-09-04 Vassallo Steven Director Sale −21,117 $209.81 $4.4M 200,860

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