Lie Sean
Chief Technology Officer
Conversion
Calculated transaction value
$0
32,023 shares @ $0
Traded
Oct 27, 2026
Filed
Oct 28, 2026
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Cerebras Systems Inc
CBRS
ManufacturingElectronic Equipment
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
542 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Conversion Oct 27, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Sale Oct 27, 2026 | $1.69M Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Gift Oct 27, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Conversion Oct 27, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Sale Oct 27, 2026 | $5.24M Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Exercise Oct 27, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Sale Oct 27, 2026 | $11.39K Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Exercise Oct 27, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lie Sean Chief Technology Officer | Oct 28, 2026 1-day lag | Exercise Oct 27, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Vishria Eric Director | Oct 7, 2026 2-day lag | Other Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Feldman Andrew D. CEO, President | Oct 6, 2026 1-day lag | Other Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Susan Lior Director | Oct 2, 2026 2-day lag | Other Sep 30, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Susan Lior Director | Oct 2, 2026 2-day lag | Other Sep 30, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Susan Lior Director | Oct 2, 2026 2-day lag | Other Sep 30, 2026 | Not reported Reported range | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $588.48K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $218.11K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $145.48K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $584.76K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $165.34K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $135.27K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $387.58K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $459.13K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $123.28K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $225.77K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $80.78K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $584.76K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $162.78K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $326.82K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $172.87K Filed shares x price | SEC Form 4 View filing | |
| Komin Robert Patrick Jr. Chief Financial Officer | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $2.25M Filed shares x price | SEC Form 4 View filing |
Lie Sean
Chief Technology Officer
Sale
Calculated transaction value
$1.69M
14,500 shares @ $116.82
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Gift
Calculated transaction value
$0
18,000 shares @ $0
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Conversion
Reported value range
Not reported
32,023 shares
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Sale
Calculated transaction value
$5.24M
45,400 shares @ $115.46
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Exercise
Calculated transaction value
$0
28,898 shares @ $0
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Sale
Calculated transaction value
$11.39K
100 shares @ $113.92
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Exercise
Calculated transaction value
$0
3,125 shares @ $0
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Lie Sean
Chief Technology Officer
Exercise
Calculated transaction value
$0
32,023 shares @ $0
Traded
Oct 27, 2026
Filed
Oct 28, 2026
Vishria Eric
Director
Other
Calculated transaction value
$0
59,126 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Feldman Andrew D.
CEO, President
Other
Calculated transaction value
$0
159 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 6, 2026
Susan Lior
Director
Other
Reported value range
Not reported
63,056 shares
Traded
Sep 30, 2026
Filed
Oct 2, 2026
Susan Lior
Director
Other
Reported value range
Not reported
68,428 shares
Traded
Sep 30, 2026
Filed
Oct 2, 2026
Susan Lior
Director
Other
Reported value range
Not reported
1,198,489 shares
Traded
Sep 30, 2026
Filed
Oct 2, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$588.48K
2,802 shares @ $210.02
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$218.11K
1,115 shares @ $195.61
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$145.48K
700 shares @ $207.83
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$584.76K
2,771 shares @ $211.03
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$165.34K
800 shares @ $206.68
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$135.27K
685 shares @ $197.48
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$387.58K
1,830 shares @ $211.79
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$459.13K
2,197 shares @ $208.98
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$123.28K
600 shares @ $205.47
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$225.77K
1,130 shares @ $199.8
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$80.78K
400 shares @ $201.96
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$584.76K
3,000 shares @ $194.92
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$162.78K
800 shares @ $203.48
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$326.82K
1,600 shares @ $204.26
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$172.87K
870 shares @ $198.7
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Komin Robert Patrick Jr.
Chief Financial Officer
Sale
Calculated transaction value
$2.25M
11,200 shares @ $201.22
Traded
Sep 29, 2026
Filed
Sep 30, 2026