SCHEDULE 13G/A

CEREBRAS SYSTEMS INC

Class A Common Stock, $0.00001 par value per share · CUSIP: 15675D103

Event date: 2026-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Foundation Capital Management Co. VIII, L.L.C.

  Shares: 9,521,326.00 · Class: 7.6%

• Foundation Capital VIII, L.P.

  Shares: 9,320,575.00 · Class: 7.5%

• Foundation Capital VIII Principals Fund, L.L.C.

  Shares: 200,751.00 · Class: 0.2%

• Foundation Capital Management Co. LF II, L.L.C.

  Shares: 731,246.00 · Class: 0.6%

• Foundation Capital Leadership Fund II, L.P.

  Shares: 731,246.00 · Class: 0.6%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.