InsiderTrades

Form 4 for CBRS Cerebras Systems Inc.

Accepted 2026-09-08 20:20:54 ET · period of report 2026-09-04 · accession 0001628280-26-060989 · 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
MI 2026-09-08 20:20 2026-09-04 CBRS Vassallo Steven Dir S - Sale $210.30 -50.0K 172.0K -23% -$10.52M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-09-04 S D 21,117 $209.81 200,860 I By Revocable Trust — — (F1) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $209.00 to $209.99, 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. (F2) The securities are held by a revocable family trust, of which the Reporting Person is a co-trustee. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his proportionate pecuniary interest therein.
2 Common Class A Common Stock 2026-09-04 S D 21,773 $210.37 179,087 I By Revocable Trust — — (F3) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $210.00 to $210.99, 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. (F2) The securities are held by a revocable family trust, of which the Reporting Person is a co-trustee. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his proportionate pecuniary interest therein.
3 Common Class A Common Stock 2026-09-04 S D 7,110 $211.56 171,977 I By Revocable Trust — — (F4) The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $211.00 to $211.99, 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. (F2) The securities are held by a revocable family trust, of which the Reporting Person is a co-trustee. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his proportionate pecuniary interest therein.