SUSAN LIOR enters CEREBRAS SYSTEMS INC. with 1.09M shares plus derivative instruments

Holding both equity and derivatives at entry signals strong long-term conviction in the company.

Indirect Derivatives

SUSAN LIOR

Filed: 5/13/2026ACC: 0001628280-26-034703

InsiderSUSAN LIORCIK 1832895

→

IssuerCEREBRAS SYSTEMS INC.CIK 2021728

Director10% Owner

Since May 2026

1.09M

Baseline shares

0.00

Direct ownership

0 positions

12.37M

Derivative underlying

6 instruments

Security positions

1.09M indirect

Non-Derivative Holdings1

Class A Common Stock

Indirect

Shares owned1.09M

Total

1.09M indirect1.09M

Security Title	Shares Owned	Ownership Type
Class A Common Stock	1.09M	Indirect
Total	1.09M	1.09M indirect

Derivative Holdings6

Series A Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

4.42M

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Series F Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

9.01K

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Series E Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

6.55M

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Series B Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

599.47K

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Series D Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

309.68K

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Series C Preferred Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

486.18K

Shares owned

N/A

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

12.37M

Owned

0.00

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Series A Preferred Stock Indirect	Class A Common Stock	—	—	4.42M	N/A
Series F Preferred Stock Indirect	Class A Common Stock	—	—	9.01K	N/A
Series E Preferred Stock Indirect	Class A Common Stock	—	—	6.55M	N/A
Series B Preferred Stock Indirect	Class A Common Stock	—	—	599.47K	N/A
Series D Preferred Stock Indirect	Class A Common Stock	—	—	309.68K	N/A
Series C Preferred Stock Indirect	Class A Common Stock	—	—	486.18K	N/A
Total				12.37M	0.00