Form 4: Cerebras Systems Insider Reports Stock Transaction
Insider Transaction (Form 4)
Benchmark Capital Management Co. VIII, L.L.C. and 8 others reported changes in beneficial ownership of Cerebras Systems Inc. common stock on August 17, 2026.
Summary
- Conversion of derivative: acquired 2,402,352 Class A Common Stock on August 17, 2026; holds 2,402,352 after (Indirect).
- Other acquisition/disposition: disposed of 2,402,352 Class A Common Stock on August 17, 2026 (Indirect).
- Conversion of derivative: disposed of 2,402,352 Class B Common Stock on August 17, 2026; holds 9,825,193 after (Indirect).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Benchmark Capital Management Co. VIII, L.L.C. — 10% owner
Benchmark Capital Partners VIII, L.P. — 10% owner
Benchmark Founders' Fund VIII, L.P. — 10% owner
Benchmark Founders' Fund VIII-B, L.P. — 10% owner
Benchmark Capital Management Co. IX, L.L.C. — 10% owner
Benchmark Capital Partners IX, L.P. — 10% owner
Benchmark Founders' Fund IX, L.P. — 10% owner
Benchmark Founders' Fund IX-A, L.P. — 10% owner
Benchmark Founders' Fund IX-B, L.P. — 10% owner
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-17 | Conversion of derivative | Class A Common Stock | 2,402,352 | — | — | 2,402,352 |
| 2026-08-17 | Other acquisition/disposition | Class A Common Stock | 2,402,352 | — | — | 0 |
| 2026-08-17 | Conversion of derivative | Class B Common Stock | 2,402,352 | — | — | 9,825,193 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-17 | Conversion of derivative (2,402,352 shares) |
| 2026-08-17 | Other acquisition/disposition (2,402,352 shares) |
| 2026-08-17 | Conversion of derivative (2,402,352 shares) |
Keywords
insider transaction, Form 4, CBRS, Cerebras Systems Inc., neutral, Benchmark Capital Management Co. VIII, L.L.C., Benchmark Capital Partners VIII, L.P., Benchmark Founders' Fund VIII, L.P., Benchmark Founders' Fund VIII-B, L.P., Benchmark Capital Management Co. IX, L.L.C., Benchmark Capital Partners IX, L.P., Benchmark Founders' Fund IX, L.P., Benchmark Founders' Fund IX-A, L.P., Benchmark Founders' Fund IX-B, L.P.
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