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Who

Sean Lie

Chief Technology Officer

Company insider

Files Form 4 as: Chief Technology Officer, Cerebras Systems.

Every Form 4 they filed

In numbers

Trades disclosed
212
Buys
0
Sells
6
Bought
$0
Sold
$387.6M
Companies
1
Companies where not an officer
0
First trade
13 May 2026
Last trade
25 Sep 2026
Last filed
28 Sep 2026

Companies traded

Where they are an officer
CBRS Cerebras SystemsOfficer, 10% owner · Semiconductors · last 25 Sep 20260 buys · 6 sells

Activity over time

1 Jun – 1 Oct
40Jun 26Jul 26Aug 26Sep 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Code C—120,000filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$1.2M5,900 at $205.30filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$450K2,200 at $204.50filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—116,875 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—3,125 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—120,000 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code C—120,000 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Code G—36,000 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$106K500 at $212.14filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—116,875 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—3,125 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code M—120,000 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras Systemsoption or derivative · SemiconductorsSEC FORM 4 Code C—120,000 at $0.00filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$1.9M9,177 at $211.32filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$6.4M30,565 at $210.45filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$6.3M29,991 at $209.53filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$4.4M21,022 at $208.41filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$1.4M6,869 at $207.54filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Sold$2.8M13,776 at $206.63filing
25 Sep 2026filed 28 Sep 2026CBRS Cerebras SystemsSemiconductorsSEC FORM 4 Code C—120,000filing

Sectors

Technology6

Buys in green, sells in red, by the company’s sector.

Related people

Eric VishriaDirector · Director at Cerebras Systems, filing Form 4 there in the last year
Andrew D. FeldmanCEO, President · CEO, President at Cerebras Systems, filing Form 4 there in the last year
Lior SusanDirector · Director at Cerebras Systems, filing Form 4 there in the last year
Dhiraj MallickChief Operating Officer · Chief Operating Officer at Cerebras Systems, filing Form 4 there in the last year
Robert Patrick Komin Jr.Chief Financial Officer · Chief Financial Officer at Cerebras Systems, filing Form 4 there in the last year
Yagnesh PatelChief Accounting Officer · Also traded CBRS in the last 90 days
Steven VassalloDirector · Also traded CBRS in the last 90 days