Lie Sean — Chief Technology Officer
Insider trading activity for Lie Sean sourced from SEC EDGAR Form 4 filings.
Overview
- Title: Chief Technology Officer
- Company: Cerebras Systems Inc.
- Total insider trades: 58
- Total buy volume: $0
- Total sell volume: $193.8M
- Last trade: Sep 28, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 120,000 | N/A |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 120,000 | N/A |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 3,125 | N/A |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 116,875 | N/A |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 2,200 | $450K |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 5,900 | $1.2M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 13,776 | $2.8M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 6,869 | $1.4M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 21,022 | $4.4M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 29,991 | $6.3M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 30,565 | $6.4M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 9,177 | $1.9M |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | SELL | 500 | $106K |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 36,000 | N/A |
| Sep 25, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 120,000 | N/A |
| Sep 4, 2026 | Lie Sean | CCBRS Cerebras Systems Inc. | SELL | 53,460 | $11.2M |
| Aug 21, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 16,293 | N/A |
| Aug 20, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 308,236 | N/A |
| Aug 21, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 16,293 | N/A |
| Aug 20, 2026 | Lie Sean | CBRS Cerebras Systems Inc. | OTHER | 696,798 | N/A |