Lie Seaninsider trades
In SEC Form 4 filings, Lie Sean is listed as Chief Technology Officer of Cerebras Systems Inc. (CBRS). In the last 90 days, Lie Sean sold $187.36M of Cerebras Systems Inc. (CBRS) on the open market and bought none. 9 of the 21 sales were reported under a 10b5-1 trading plan.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| CBRSCerebras Systems Inc. | Chief Technology Officer | 45 | Sep 28 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-08-21
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | C | 120,000 | not reported | not reported | 465,569 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | G | 36,000 | $0.00 | $0 | 429,569 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 500 | $212.14 | Sale −$106,070 | 429,069 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 9,177 | $211.32 | Sale −$1,939,284 | 419,892 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 30,565 | $210.45 | Sale −$6,432,404 | 389,327 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 29,991 | $209.53 | Sale −$6,284,014 | 359,336 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 21,022 | $208.41 | Sale −$4,381,195 | 338,314 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 6,869 | $207.54 | Sale −$1,425,592 | 331,445 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 13,776 | $206.63 | Sale −$2,846,535 | 317,669 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 5,900 | $205.30 | Sale −$1,211,270 | 311,769 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | S | 2,200 | $204.50 | Sale −$449,900 | 309,569 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | M · derivative | 116,875 | $5.48 | $640,475 | 172,146 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | M · derivative | 3,125 | $5.02 | $15,688 | 32,420 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | M · derivative | 120,000 | $0.00 | $0 | 7,702,992 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 25 | Sep 28 | C · derivative | 120,000 | $0.00 | $0 | 7,582,992 | Yes | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | C | 46,141 | not reported | not reported | 415,067 | No | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | G | 16,038 | $0.00 | $0 | 399,029 | No | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | S | 53,460 | $210.16 | Sale −$11,235,154 | 345,569 | No | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | M · derivative | 46,141 | $5.48 | $252,853 | 289,021 | No | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | M · derivative | 46,141 | $0.00 | $0 | 7,629,133 | No | Form 4 |
| CBRSCerebras Systems Inc. | Sep 4 | Sep 8 | C · derivative | 46,141 | $0.00 | $0 | 7,582,992 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 21 | Aug 21 | C | 16,293 | $0.00 | $0 | 385,219 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 21 | Aug 21 | S | 16,293 | $210.01 | Sale −$3,421,693 | 368,926 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 21 | Aug 21 | M · derivative | 16,293 | $5.48 | $89,286 | 335,162 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 21 | Aug 21 | M · derivative | 16,293 | $0.00 | $0 | 7,599,285 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 21 | Aug 21 | C · derivative | 16,293 | $0.00 | $0 | 7,582,992 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | C | 696,798 | not reported | not reported | 1,292,247 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | G | 213,074 | $0.00 | $0 | 1,079,173 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 11,706 | $203.78 | Sale −$2,385,449 | 1,067,467 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 47,766 | $204.87 | Sale −$9,785,820 | 1,019,701 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 133,383 | $205.67 | Sale −$27,432,882 | 886,318 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 93,017 | $206.67 | Sale −$19,223,823 | 793,301 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 108,507 | $207.68 | Sale −$22,534,734 | 684,794 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 119,311 | $208.69 | Sale −$24,899,013 | 565,483 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 114,976 | $209.86 | Sale −$24,128,863 | 450,507 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 46,214 | $210.56 | Sale −$9,730,820 | 404,293 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 10,715 | $211.42 | Sale −$2,265,365 | 393,578 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | S | 24,652 | $212.64 | Sale −$5,242,001 | 368,926 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 308,236 | $2.40 | $739,766 | 41,764 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 138,236 | $2.72 | $376,002 | 36,764 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 87,326 | $7.89 | $689,002 | 12,674 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 114,455 | $5.02 | $574,564 | 35,545 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 48,545 | $5.48 | $266,027 | 351,455 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | M · derivative | 696,798 | $0.00 | $0 | 8,279,790 | No | Form 4 |
| CBRSCerebras Systems Inc. | Aug 20 | Aug 21 | C · derivative | 696,798 | $0.00 | $0 | 7,582,992 | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.