Cerebras Systems COO Dhiraj Mallick Disposes of 105,576 Shares

Cerebras Systems Inc. Chief Operating Officer Dhiraj Mallick executed a series of transactions involving the company's Class A common stock on June 25, 2026. According to a Statement of Changes in Beneficial Ownership filed with the SEC, Mallick acquired 69,445 shares through a conversion and disposed of a total of 105,576 shares. Following these transactions, Mallick's direct ownership in the company stands at 33,314 shares.

The disposals included multiple open-market tranches. Specifically, the filing details five separate sale transactions with prices ranging from $162.24 to $166.98 per share. These included the sale of 324 shares at $162.24, 810 shares at $163.62, 998 shares at $164.73, 837 shares at $166.04, and 1,461 shares at $166.98. While the transaction totals listed in the SEC summary indicate a broader disposal of 105,576 shares at an average price of $57.93, the specific line-item data for June 25 highlights higher-value market sales for a portion of the volume.

This filing was part of a broader wave of insider activity at Cerebras Systems reported on June 29, 2026. Other related filings submitted on the same day (Accession numbers -26-046038, -046035, and -046034) confirm a period of active reporting for the company's leadership team.

The 69,445 shares acquired were designated with transaction code 'C', indicating the conversion of derivative securities. The filing records the bulk of the 105,576 shares disposed at an average price of $57.93, while the smaller tranches of market sales were executed at significantly higher price points.