Mallick Dhiraj's Form 4 filing
Cerebras Systems Inc.CBRS · filed Aug 20, 2026
- Accession no.
- 0001628280-26-058313
- Filed
- Aug 20, 2026, 8:05 PM ET
- Trade date
- Aug 18, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 27 non-derivative transactions and 1 derivative transaction. Open-market sales total $8.64M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Mallick DhirajCIK 0002039572 | Officer (Chief Operating Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 | Class A Common Stock | CConversionAcquired | +158,889 | –F1 | – | 158,889 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −2 | $214.85 | −$429.7 | 158,887 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −1,937 | $215.67F3 | −$417,752.79 | 156,950 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −3,305 | $216.40F4 | −$715,202 | 153,645 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −2,458 | $217.58F5 | −$534,811.64 | 151,187 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −3,055 | $218.54F6 | −$667,639.7 | 148,132 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −3,465 | $219.58F7 | −$760,844.7 | 144,667 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −6,810 | $220.43F8 | −$1,501,128.3 | 137,857 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −6,237 | $221.47F9 | −$1,381,308.39 | 131,620 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −2,925 | $222.42F10 | −$650,578.5 | 128,695 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −900 | $223.54F11 | −$201,186 | 127,795 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −369 | $224.52F12 | −$82,847.88 | 127,426 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −613 | $225.51F13 | −$138,237.63 | 126,813 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −837 | $226.46F14 | −$189,547.02 | 125,976 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −635 | $227.37F15 | −$144,379.95 | 125,341 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −173 | $228.53F16 | −$39,535.69 | 125,168 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −268 | $229.46F17 | −$61,495.28 | 124,900 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −86 | $230.67F18 | −$19,837.62 | 124,814 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −444 | $231.57F19 | −$102,817.08 | 124,370 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −506 | $232.62F20 | −$117,705.72 | 123,864 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −410 | $233.31F21 | −$95,657.1 | 123,454 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −1,078 | $234.47F22 | −$252,758.66 | 122,376 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −550 | $235.50F23 | −$129,525 | 121,826 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −371 | $236.43F24 | −$87,715.53 | 121,455 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −21 | $237.23 | −$4,981.83 | 121,434 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −17 | $238.78 | −$4,059.26 | 121,417 | Direct | |
| Aug 18, 2026 | Class A Common Stock | SSaleDisposed | −1,417 | $240.01F25 | −$340,094.17 | 120,000 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 | Class A Common Stock | CConversionDisposed | −158,889 | $0.00 | $0 | 520,807 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
The Class B Common Stock is convertible into an equal number of Class A Common Stock at any time, at the Reporting Person's election, and has no expiration date.
Referenced by the price of 1 transaction in Table I.
- F3
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $215.01 to $215.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F4
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $216.00 to $216.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F5
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $217.00 to $217.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F6
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $218.00 to $218.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F7
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $219.00 to $219.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F8
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $220.00 to $220.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F9
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $221.00 to $221.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F10
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $222.00 to $222.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F11
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $223.00 to $223.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F12
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $224.12 to $224.92, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F13
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $225.01 to $225.98, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F14
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $226.01 to $226.97, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F15
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $227.01 to $227.96, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F16
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $228.01 to $228.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F17
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $229.00 to $229.88, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F18
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $230.11 to $230.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F19
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $231.12 to $231.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F20
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $232.05 to $232.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F21
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $233.00 to $233.92, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F22
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $234.04 to $234.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F23
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $235.00 to $235.99, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F24
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $236.01 to $236.97, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.
- F25
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $240.00 to $240.01, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Referenced by the price of 1 transaction in Table I.