Insider · CIK 0001567929

Vassallo Steven

Reports to the SEC for 6 companies · SUNNYVALE, CA

sec.gov

Transactions

Companies

Filings

CIK

0001567929

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-04	CBRSCerebras Systems Inc.S Sale	Director	SSale	−21.1K sh	$209.81	−$4.43M	200,860
2026-09-04	CBRSCerebras Systems Inc.S Sale	Director	SSale	−21.8K sh	$210.37	−$4.58M	179,087
2026-09-04	CBRSCerebras Systems Inc.S Sale	Director	SSale	−7,110 sh	$211.56	−$1.5M	171,977
2026-08-21	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+1.11M sh	—	—	1,112,904
2026-08-21	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+24K sh	—	—	23,970
2026-08-21	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+87.3K sh	—	—	87,313
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	−1.11M sh	—	—	0
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	−24K sh	—	—	0
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	−87.3K sh	—	—	0
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	+288K sh	—	—	287,932
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	−288K sh	—	—	0
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	+18.2K sh	—	—	18,155
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	−18.2K sh	—	—	0
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	+67.2K sh	—	—	221,977
2026-08-21	CBRSCerebras Systems Inc.J Other	Director	JOther	+34.5K sh	—	—	139,618
2026-08-21	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−1.11M sh	—	—	9,320,575
2026-08-21	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−24K sh	—	—	200,751
2026-08-21	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−87.3K sh	—	—	731,246
2026-08-18	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+1.74M sh	—	—	1,738,913
2026-08-18	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+37.5K sh	—	—	37,453
2026-08-18	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+136K sh	—	—	136,426
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	−1.74M sh	—	—	0
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	−37.5K sh	—	—	0
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	−136K sh	—	—	0
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	+450K sh	—	—	449,885
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	−450K sh	—	—	0
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	+28.4K sh	—	—	29,741
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	−29.7K sh	—	—	0
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	+105K sh	—	—	154,809
2026-08-18	CBRSCerebras Systems Inc.J Other	Director	JOther	+54.1K sh	—	—	105,070
2026-08-18	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−1.74M sh	—	—	10,433,479
2026-08-18	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−37.5K sh	—	—	224,721
2026-08-18	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−136K sh	—	—	818,559
2026-08-14	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+348K sh	—	—	1,738,913
2026-08-14	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+7,490 sh	—	—	37,453
2026-08-14	CBRSCerebras Systems Inc.C Conversion	Director	CConversion	+27.3K sh	—	—	136,426
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	−1.74M sh	—	—	0
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	−37.5K sh	—	—	0
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	−136K sh	—	—	0
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	+450K sh	—	—	449,885
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	−450K sh	—	—	0
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	+1,368 sh	—	—	1,368
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	+99.6K sh	—	—	99,599
2026-08-14	CBRSCerebras Systems Inc.J Other	Director	JOther	+50.9K sh	—	—	50,944
2026-08-14	CBRSCerebras Systems Inc.S Sale	Director	SSale	−6,081 sh	$216.38	−$1.32M	93,518
2026-08-14	CBRSCerebras Systems Inc.S Sale	Director	SSale	−16.7K sh	$217.47	−$3.63M	76,847
2026-08-14	CBRSCerebras Systems Inc.S Sale	Director	SSale	−11.8K sh	$218.46	−$2.59M	65,013
2026-08-14	CBRSCerebras Systems Inc.S Sale	Director	SSale	−14.3K sh	$219.41	−$3.14M	50,690
2026-08-14	CBRSCerebras Systems Inc.S Sale	Director	SSale	−1,091 sh	$219.97	−$240K	49,599
2026-08-14	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Director	CConversion	−348K sh	—	—	12,172,392

Recent filings

Accepted (ET)
Sep 84
Vassallo Steven0001628280-26-060989
SEC(opens sec.gov)
Aug 254
Vassallo Steven0001567929-26-000008
SEC(opens sec.gov)
Aug 204
Vassallo Steven0001567929-26-000006
SEC(opens sec.gov)

Companies

Address

C/O CEREBRAS SYSTEMS INC. 1237 E. ARQUES AVENUE

SUNNYVALE, CA, 94085