CBRSCerebras Systems Inc.
Insider trading & SEC Form 4 activity — last 90 days. Latest filing: 2026-09-25.
Insider buys (90d)
$0.00
Insider sells (90d)
$276.98M
Net flow
$-276.98M
Filings
32
Buy transactions
0
Sell transactions
159
Distinct insiders
22
Last close (cached)
$206.75
as of 2026-09-25
1d return
+0.2%
5d return
+4.2%
1m return
+13.5%
Top insiders trading CBRS (90d)
Recent transactions (50)
| Filed | Txn date | Insider | Code | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-25 | 2026-09-23 | Susan Lior | Other | 23,735 | $0.00 | $0.00 | open → |
| 2026-09-25 | 2026-09-23 | Susan Lior | Other | 25,757 | $0.00 | $0.00 | open → |
| 2026-09-25 | 2026-09-23 | Susan Lior | Other | 451,118 | $0.00 | $0.00 | open → |
| 2026-09-23 | 2026-09-21 | Feldman Andrew D. OfficerDirector | Other | 120 | $0.00 | $0.00 | open → |
| 2026-09-23 | 2026-09-21 | Vishria Eric Director | Other | 44,507 | $0.00 | $0.00 | open → |
| 2026-09-17 | 2026-09-15 | Susan Lior | Other | 23,734 | $0.00 | $0.00 | open → |
| 2026-09-17 | 2026-09-15 | Susan Lior | Other | 24,463 | $0.00 | $0.00 | open → |
| 2026-09-17 | 2026-09-15 | Susan Lior | Other | 451,115 | $0.00 | $0.00 | open → |
| 2026-09-10 | 2026-09-08 | Vishria Eric Director | Other | 44,507 | $0.00 | $0.00 | open → |
| 2026-09-09 | 2026-09-04 | Vassallo Steven Director | Sale | 7,110 | $211.56 | $1.50M | open → |
| 2026-09-09 | 2026-09-04 | Vassallo Steven Director | Sale | 21,773 | $210.37 | $4.58M | open → |
| 2026-09-09 | 2026-09-04 | Vassallo Steven Director | Sale | 21,117 | $209.81 | $4.43M | open → |
| 2026-09-09 | 2026-09-04 | Lie Sean Officer | Sale | 53,460 | $210.16 | $11.24M | open → |
| 2026-09-09 | 2026-09-04 | Lie Sean Officer | Gift | 16,038 | $0.00 | $0.00 | open → |
| 2026-09-09 | 2026-09-04 | Lie Sean Officer | C | 46,141 | $0.00 | $0.00 | open → |
| 2026-09-09 | 2026-09-08 | Feldman Andrew D. OfficerDirector | Other | 120 | $0.00 | $0.00 | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 100 | $216.62 | $21.7K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 600 | $215.81 | $129.5K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 1,400 | $214.98 | $301.0K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 3,897 | $213.95 | $833.8K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 3,324 | $213.04 | $708.1K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 7,439 | $211.85 | $1.58M | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 6,153 | $210.91 | $1.30M | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 6,721 | $209.99 | $1.41M | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 1,707 | $208.84 | $356.5K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 1,500 | $207.80 | $311.7K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 800 | $206.30 | $165.0K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 1,200 | $204.06 | $244.9K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 900 | $202.97 | $182.7K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 300 | $201.75 | $60.5K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 300 | $200.79 | $60.2K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | Sale | 1,100 | $199.18 | $219.1K | open → |
| 2026-09-09 | 2026-09-04 | Feldman Andrew D. OfficerDirector | C | 37,441 | $0.00 | $0.00 | open → |
| 2026-09-04 | 2026-09-02 | Susan Lior | Other | 47,470 | $0.00 | $0.00 | open → |
| 2026-09-04 | 2026-09-02 | Susan Lior | Other | 46,455 | $0.00 | $0.00 | open → |
| 2026-09-04 | 2026-09-02 | Susan Lior | Other | 902,236 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Vishria Eric Director | Other | 44,507 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund IX-B, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund IX-A, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Management Co. VIII, L.L.C. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Partners VIII, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund VIII, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund VIII-B, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Management Co. IX, L.L.C. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Partners IX, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund IX, L.P. 10% | Other | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund IX-A, L.P. 10% | C | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Founders' Fund IX, L.P. 10% | C | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Partners IX, L.P. 10% | C | 963,818 | $0.00 | $0.00 | open → |
| 2026-08-26 | 2026-08-24 | Benchmark Capital Management Co. IX, L.L.C. 10% | C | 963,818 | $0.00 | $0.00 | open → |
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