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Updated Jul 16, 2026 · Last SEC filing 2026-07-01
Cerebras Systems Inc. (CBRS) has filed 22 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-01. 2 Form 8-K material event filings were reported by CBRS in the last 90 days. InsiderAlpha tracks every CBRS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0002021728 |
|---|
| Form 4 filings (90d) | 22 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Latest Form 4 filing | 2026-07-01 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 10.0K | $206.51 | $2.07M | SEC | |
| Mallick Dhiraj | Chief Operating Officer | J — Other acquisition / disposition | 10.0K | — | — | SEC | |
| Vishria Eric | Director | J — Other acquisition / disposition | 99.7K | $0.00 | — | SEC | |
| Benchmark Capital Management Co. VIII, L.L.C. | 10% Owner | J — Other acquisition / disposition | 2.16M | $0.00 | — | SEC | |
| Feldman Andrew D. | CEO, President | J — Other acquisition / disposition | 268 | $0.00 | — | SEC | |
| Benchmark Capital Management Co. VIII, L.L.C. | 10% Owner | J — Other acquisition / disposition | 2.16M | $0.00 | — | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 200 | $175.94 | $35K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 839 | $172.78 | $145K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 200 | $177.23 | $35K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 400 | $166.62 | $67K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 100 | $169.76 | $17K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 300 | $171.45 | $51K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 11.8K | $173.65 | $2.04M | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 600 | $174.70 | $105K | SEC | |
| Mallick Dhiraj | Chief Operating Officer | S — Open-market sale | 300 | $165.09 | $50K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Cerebras Systems Inc. (CBRS). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Mallick Dhiraj | 46 | $98.85M |
| Patel Yagnesh | 34 | $4.57M |
| Lie Sean | 33 | $19.49M |
| Feldman Andrew D. | 32 | $22.92M |
| Susan Lior | 14 | — |
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in CBRS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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