Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Lie Sean
Over the trailing 90 days, Lie Sean (Other Officer at Cerebras Systems Inc.) sold $19.5M of stock in CBRS, per 33 SEC Form 4 transactions.
- Role
- Other Officer
- Companies
- CBRS
- Window
- Trailing 90 days · 33 transactions · CIK 2132472
- Net activity
- −$19.5M ($0 bought · $19.5M sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| CBRS | Cerebras Systems Inc. | 33 | — | $19.5M | −$19.5M |
Transactions (33)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-06-25 | CBRS | Sell | 400 | $68K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 200 | $36K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 110 | $19K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 263 | $45K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 200 | $35K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 104 | $19K | Open market or private sale |
| 2026-06-25 | CBRS | Buy | 10.0K | $0 | Conversion of derivative security |
| 2026-06-25 | CBRS | Sell | 100 | $18K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 3.4K | $555K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 200 | $37K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 2.5K | $419K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 300 | $55K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 922 | $156K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 705 | $130K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 242 | $43K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 300 | $54K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 100 | $19K | Open market or private sale |
| 2026-06-25 | CBRS | Sell | 10.0K | $0 | Conversion of derivative security |
| 2026-05-15 | CBRS | Buy | 175.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 400.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 150.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 100.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 350.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 400.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 150.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 100.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 175.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 350.0K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 180.6K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Buy | 8.2M | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 180.6K | $0 | Other acquisition or disposition |
| 2026-05-15 | CBRS | Sell | 8.2M | $0 | Other acquisition or disposition |
| 2026-05-13 | CBRS | Sell | 96.1K | $17.8M | Payment of exercise price or tax liability by delivering securities |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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