Insider · CIK 0002039572

Mallick Dhiraj

Reports to the SEC for 1 company · SUNNYVALE, CA

sec.gov

Transactions

Companies

Filings

CIK

0002039572

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−18.3K sh	$212.20	−$3.88M	377,128
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−598 sh	$212.93	−$127K	395,402
2026-09-29	CBRSCerebras Systems Inc. · Class B Common StockM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	+276K sh	—	—	796,807
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−20.7K sh	$208.38	−$4.32M	227,318
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−5,170 sh	$197.85	−$1.02M	94,146
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−5,637 sh	$201.91	−$1.14M	157,079
2026-09-29	CBRSCerebras Systems Inc. · Stock OptionM Exercise/Conversion	Chief Operating Officer	MExercise/Conversion	−276K sh	—	—	91,370
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−18.7K sh	$195.56	−$3.66M	68,830
2026-09-29	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Chief Operating Officer	CConversion	−276K sh	—	—	520,807
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−41.3K sh	$209.33	−$8.64M	248,032
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−46.4K sh	$210.27	−$9.76M	289,310
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−17K sh	$198.96	−$3.38M	99,316
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−17.8K sh	$199.89	−$3.57M	116,316
2026-09-29	CBRSCerebras Systems Inc.C Conversion	Chief Operating Officer	CConversion	+276K sh	—	—	396,000
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−68.8K sh	$194.91	−$13.4M	0
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−41.4K sh	$211.29	−$8.75M	335,737
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−9,047 sh	$206.13	−$1.86M	208,619
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−27.5K sh	$204.17	−$5.61M	172,398
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−9,682 sh	$203.37	−$1.97M	162,716
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−22.9K sh	$200.96	−$4.6M	134,164
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−8,729 sh	$205.17	−$1.79M	199,890
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−9,652 sh	$207.06	−$2M	217,666
2026-09-29	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−6,613 sh	$197.05	−$1.3M	87,533
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−17 sh	$238.78	−$4,059.26	121,417
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−1,417 sh	$240.01	−$340K	120,000
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−371 sh	$236.43	−$87.7K	121,455
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−410 sh	$233.31	−$95.7K	123,454
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−1,078 sh	$234.47	−$253K	122,376
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−444 sh	$231.57	−$103K	124,370
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−21 sh	$237.23	−$4,981.83	121,434
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−550 sh	$235.50	−$130K	121,826
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−506 sh	$232.62	−$118K	123,864
2026-08-18	CBRSCerebras Systems Inc. · Class B Common StockC Conversion	Chief Operating Officer	CConversion	−159K sh	—	—	520,807
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−837 sh	$226.46	−$190K	125,976
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−900 sh	$223.54	−$201K	127,795
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−635 sh	$227.37	−$144K	125,341
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−3,465 sh	$219.58	−$761K	144,667
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−1,937 sh	$215.67	−$418K	156,950
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−2 sh	$214.85	−$429.7	158,887
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−3,305 sh	$216.40	−$715K	153,645
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−2,458 sh	$217.58	−$535K	151,187
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−3,055 sh	$218.54	−$668K	148,132
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−6,237 sh	$221.47	−$1.38M	131,620
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−2,925 sh	$222.42	−$651K	128,695
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−369 sh	$224.52	−$82.8K	127,426
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−613 sh	$225.51	−$138K	126,813
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−6,810 sh	$220.43	−$1.5M	137,857
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−173 sh	$228.53	−$39.5K	125,168
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−86 sh	$230.67	−$19.8K	124,814
2026-08-18	CBRSCerebras Systems Inc.S Sale	Chief Operating Officer	SSale	−268 sh	$229.46	−$61.5K	124,900

Recent filings

Accepted (ET)
Sep 304
Mallick Dhiraj0001628280-26-064042
SEC(opens sec.gov)

Companies

Cerebras Systems Inc.Chief Operating OfficerCBRS

Address

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

SUNNYVALE, CA, 94085