Form 4 for CBRS Cerebras Systems Inc.
Accepted 2026-06-29 16:53:48 ET · period of report 2026-06-25 · accession 0001628280-26-046042 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-06-29 16:53 | 2026-06-25+ | CBRS | Mallick Dhiraj | COO | S - Sale | $178.19 | -33.3K | 0 | -100% | -$5.94M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-06-25 | S | D | 184 | $175.61 | 33,130 | D | — | — | |
| 2 | Common | Class A Common Stock | 2026-06-25 | S | D | 230 | $178.92 | 32,900 | D | — | — | (F1) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $178.69 to $179.10, 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. |
| 3 | Common | Class A Common Stock | 2026-06-25 | S | D | 606 | $180.19 | 32,294 | D | — | — | (F2) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $179.81 to $180.58, 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. |
| 4 | Common | Class A Common Stock | 2026-06-25 | S | D | 330 | $181.17 | 31,964 | D | — | — | (F3) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $181.02 to $181.26, 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. |
| 5 | Common | Class A Common Stock | 2026-06-25 | S | D | 138 | $182.50 | 31,826 | D | — | — | |
| 6 | Common | Class A Common Stock | 2026-06-25 | S | D | 1,074 | $184.30 | 30,752 | D | — | — | (F4) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $183.66 to $184.61, 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. |
| 7 | Common | Class A Common Stock | 2026-06-25 | S | D | 7,282 | $185.19 | 23,470 | D | — | — | (F5) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $184.67 to $185.56, 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. |
| 8 | Common | Class A Common Stock | 2026-06-25 | S | D | 1,618 | $186.23 | 21,852 | D | — | — | (F6) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $185.68 to $186.66, 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. |
| 9 | Common | Class A Common Stock | 2026-06-25 | S | D | 1,752 | $186.85 | 20,100 | D | — | — | (F7) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $186.68 to $186.94, 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. |
| 10 | Common | Class A Common Stock | 2026-06-25 | S | D | 100 | $187.90 | 20,000 | D | — | — | |
| 11 | Common | Class A Common Stock | 2026-06-26 | S | D | 200 | $161.46 | 19,800 | D | — | — | (F8) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $161.30 to $161.61, 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. |
| 12 | Common | Class A Common Stock | 2026-06-26 | S | D | 300 | $162.75 | 19,500 | D | — | — | (F9) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $162.44 to $162.95, 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. |
| 13 | Common | Class A Common Stock | 2026-06-26 | S | D | 400 | $163.90 | 19,100 | D | — | — | (F10) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $163.44 to $164.28, 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. |
| 14 | Common | Class A Common Stock | 2026-06-26 | S | D | 300 | $165.09 | 18,800 | D | — | — | (F11) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $164.94 to $165.40, 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. |
| 15 | Common | Class A Common Stock | 2026-06-26 | S | D | 400 | $166.62 | 18,400 | D | — | — | (F12) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $166.22 to $167.05, 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. |
| 16 | Common | Class A Common Stock | 2026-06-26 | S | D | 400 | $167.76 | 18,000 | D | — | — | (F13) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $167.36 to $167.97, 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. |
| 17 | Common | Class A Common Stock | 2026-06-26 | S | D | 700 | $169.07 | 17,300 | D | — | — | (F14) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $168.62 to $169.58, 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. |
| 18 | Common | Class A Common Stock | 2026-06-26 | S | D | 100 | $169.76 | 17,200 | D | — | — | |
| 19 | Common | Class A Common Stock | 2026-06-26 | S | D | 300 | $171.45 | 16,900 | D | — | — | (F15) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $170.99 to $171.92, 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. |
| 20 | Common | Class A Common Stock | 2026-06-26 | S | D | 839 | $172.78 | 16,061 | D | — | — | (F16) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $172.18 to $173.10, 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. |
| 21 | Common | Class A Common Stock | 2026-06-26 | S | D | 11,761 | $173.65 | 4,300 | D | — | — | (F17) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $173.20 to $174.19, 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. |
| 22 | Common | Class A Common Stock | 2026-06-26 | S | D | 600 | $174.70 | 3,700 | D | — | — | (F18) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $174.25 to $175.21, 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. |
| 23 | Common | Class A Common Stock | 2026-06-26 | S | D | 200 | $175.94 | 3,500 | D | — | — | (F19) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $175.73 to $176.14, 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. |
| 24 | Common | Class A Common Stock | 2026-06-26 | S | D | 200 | $177.23 | 3,300 | D | — | — | (F20) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $176.81 to $177.64, 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. |
| 25 | Common | Class A Common Stock | 2026-06-26 | S | D | 200 | $178.12 | 3,100 | D | — | — | (F21) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $178.03 to $178.20, 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. |
| 26 | Common | Class A Common Stock | 2026-06-26 | S | D | 1,100 | $179.67 | 2,000 | D | — | — | (F22) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $179.11 to $180.05, 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. |
| 27 | Common | Class A Common Stock | 2026-06-26 | S | D | 1,200 | $180.50 | 800 | D | — | — | (F23) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $180.13 to $180.99, 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. |
| 28 | Common | Class A Common Stock | 2026-06-26 | S | D | 800 | $181.62 | 0 | D | — | — | (F24) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $181.17 to $182.11, 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. |