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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
2026-08-14 Vassallo Steven Director Conversion · Class B Common Stock −7,490 262,174
2026-08-14 Vassallo Steven Director Conversion · Class B Common Stock −27,285 954,985
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion +347,782 1,738,913
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion +7,490 37,453
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion +27,285 136,426
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other disposition −1,738,913 0
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other disposition −37,453 0
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other disposition −136,426 0
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other acquisition +449,885 449,885
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other disposition −449,885 0
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Other acquisition +1,368 1,368
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion · Class B Common Stock −347,782 12,172,392
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion · Class B Common Stock −7,490 262,174
2026-08-14 Foundation Capital Management Co. VIII, L.L.C. 10% owner Conversion · Class B Common Stock −27,285 954,985
2026-08-14 Susan Lior Director Other disposition −2,248,855 9,197,415
2026-08-14 Susan Lior Director Other acquisition +104,811 197,784
2026-08-14 Susan Lior Director Other acquisition +119,816 160,791
2026-06-30 Mallick Dhiraj Chief Operating Officer Conversion +10,000 10,000
2026-06-30 Mallick Dhiraj Chief Operating Officer Sale −10,000 $206.51 $2.1M 0
2026-06-30 Mallick Dhiraj Chief Operating Officer Conversion · Class B Common Stock −10,000 679,696

Page 19 of 32 · 639 trades