Cerebras Systems Inc (CBRS) insider trading
Every open-market stock purchase and sale by Cerebras Systems Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Sean Lie (CTO) and 6 others sold $388M in the last 90 days.
- No open-market insider buys on record.
Last 12 months: insiders bought $0 (0 buys) and sold $407M (22 sales). Last close $108.94 on Oct 22, 2026.
Recent CBRS insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 5, 2026 | Andrew D. Feldman (CEO) | Bought (not open market) | — |
| Oct 5, 2026 | Eric Vishria (Director) | Bought (not open market) | — |
| Sep 30, 2026 | Lior Susan (Insider) | Bought (not open market) | — |
| Sep 30, 2026 | Lior Susan (Insider) | Bought (not open market) | — |
| Sep 30, 2026 | Lior Susan (Insider) | Sold (not open market) | — |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $13.4M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $9.8M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $8.7M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $8.6M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $5.6M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $4.6M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $4.3M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $3.9M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $3.7M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $3.6M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $3.4M |
| Sep 29, 2026 | Robert Patrick Komin Jr. (CFO) | Sold | $2.3M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $2M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $2M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $1.9M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $1.8M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $1.3M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $1.1M |
| Sep 29, 2026 | Dhiraj Mallick (COO) | Sold | $1M |
| Sep 29, 2026 | Robert Patrick Komin Jr. (CFO) | Sold | $588K |
Who's trading CBRS
- Andrew D. Feldman, CEO: sold $64M (63 sales), last Oct 5, 2026
- Eric Vishria, Director: sold $15.7M (6 sales), last Oct 5, 2026
- Lior Susan, Insider: other filings, last Sep 30, 2026
- Robert Patrick Komin Jr., CFO: sold $6.6M (16 sales), last Sep 29, 2026
- Dhiraj Mallick, COO: sold $103M (92 sales), last Sep 29, 2026
- Yagnesh Patel, C-suite exec: sold $2.6M (51 sales), last Sep 28, 2026
- Sean Lie, CTO: sold $194M (59 sales), last Sep 25, 2026
- Steven Vassallo, Insider: sold $21.4M (8 sales), last Sep 4, 2026
- Benchmark Capital Management Co. VIII L.L.C., 10% owner: other filings, last Aug 24, 2026
- Foundation Capital Management Co. VIII L.L.C., Insider: other filings, last Aug 21, 2026
- Benchmark AI Infrastructure Management Co. L.L.C., 10% owner: other filings, last May 15, 2026
- Paul R. Auvil III, Director: other filings, last May 15, 2026
- Elena A. Donio, Director: other filings, last May 15, 2026
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