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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
2026-05-15 Susan Lior Director Conversion · Series A Preferred Stock −4,419,405 0
2026-05-15 Susan Lior Director Conversion · Series B Preferred Stock −599,465 0
2026-05-15 Susan Lior Director Conversion · Series C Preferred Stock −486,175 0
2026-05-15 Susan Lior Director Conversion · Series D Preferred Stock −309,678 0
2026-05-15 Susan Lior Director Conversion · Series E Preferred Stock −6,548,466 0
2026-05-15 Susan Lior Director Conversion · Series F Preferred Stock −9,010 0
2026-05-15 Susan Lior Director Conversion · Class B Common Stock +12,372,199 13,466,197
2026-05-15 Vassallo Steven Director Conversion · Series A Preferred Stock −12,588,235 0
2026-05-15 Vassallo Steven Director Conversion · Series B Preferred Stock −1,425,394 0
2026-05-15 Vassallo Steven Director Conversion · Series C Preferred Stock −111,765 0
2026-05-15 Vassallo Steven Director Conversion · Series D Preferred Stock −30,968 0
2026-05-15 Vassallo Steven Director Conversion · Series E Preferred Stock −1,145,981 0
2026-05-15 Vassallo Steven Director Conversion · Class B Common Stock +15,302,343 15,302,343
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other disposition −854,153 0
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other disposition −175,000 0
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other acquisition · Class B Common Stock +854,153 854,153
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other acquisition · Class B Common Stock +175,000 175,000
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other disposition · Stock Option −18,248 0
2026-05-15 Komin Robert Patrick Jr. Chief Financial Officer Other acquisition · Stock Option +18,248 18,248
2026-05-15 DONIO ELENA A. Director Other disposition −33,701 0

Page 30 of 32 · 639 trades