Lie Sean's Form 4 filing
Cerebras Systems Inc. (CBRS) · filed Sep 8, 2026
- Accession no.
- 0001628280-26-060988
- Filed
- Sep 8, 2026, 8:19 PM ET
- Trade date
- Sep 4, 2026
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Not checked
This filing lists 3 non-derivative transactions and 3 derivative transactions. Open-market sales total $11.2M. It was filed 4 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Lie SeanCIK 0002132472 | Officer (Chief Technology Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026 | Class A Common Stock | CConversionAcquired | +46,141 | – | – | 415,067 | Direct | |
| Sep 4, 2026 | Class A Common Stock | GGiftDisposed | −16,038 | $0.00 | $0 | 399,029 | Direct | |
| Sep 4, 2026 | Class A Common Stock | SSaleDisposed | −53,460 | $210.16 | −$11,235,153.6 | 345,569 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026 | Class B Common Stock | MOption exerciseDisposed | −46,141 | $0.00 | $0 | 289,021 | Direct | |
| Sep 4, 2026 | Class A Common Stock | MOption exerciseAcquired | +46,141 | $0.00 | $0 | 7,629,133 | Direct | |
| Sep 4, 2026 | Class A Common Stock | CConversionDisposed | −46,141 | $0.00 | $0 | 7,582,992 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.