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Cerebras Systems Inc.

CBRS Net selling
CIK 0002021728 #582 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$295.59M
$15.69M on a plan · $262.76M straight out of an exercise
Sold at will
$17.15M
46 of 288 sales
Net
−$295.59M
−$17.15M against sales at will

By person

12 insiders · 288 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Lie Sean
Chief Technology Officer
$168.72M (54) scheduled
−$168.72M
345,569
$74.86M
−95.9%
Feldman Andrew D.
CEO, President
$64.25M (67) scheduled
−$64.25M
18,345
$3.97M
−99.9%
Mallick Dhiraj
Chief Operating Officer
$22.76M (84) scheduled
−$22.76M
120,000
$25.99M
−90.7%
Vassallo Steven
Director
$21.42M (8) scheduled
−$21.42M
451,213
$97.74M
+223.2%
Vishria Eric
Director
$15.69M (6) scheduled
−$15.69M
418,187
$90.59M
+123.8%
Patel Yagnesh
Chief Accounting Officer
$2.76M (69) scheduled
−$2.76M
16,676
$3.61M
−88.9%
Susan Lior
Director
753,273
$163.17M
Komin Robert Patrick Jr.
Chief Financial Officer
32,500
$7.04M
−96.8%
Foundation Capital Management Co. VIII, L.L.C. entity
10% owner
0
$0.00
Benchmark Capital Management Co. VIII, L.L.C. entity
10% owner
0
$0.00
DONIO ELENA A.
Director
0
$0.00
−100.0%
Auvil Paul R. III
Director
0
$0.00
−100.0%

No percentages here. This company's share count has moved by a factor of 2.9 over the window, from 52,003,000 to 150,968,000 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
Vassallo Steven
4 Sep 2026
Director
Sell indirect
7,110
$211.56
$1.50M
Vassallo Steven
4 Sep 2026
Director
Sell indirect
21,773
$210.37
$4.58M
Vassallo Steven
4 Sep 2026
Director
Sell indirect
21,117
$209.81
$4.43M
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
354
$182.05
$64.45K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
700
$180.83
$126.58K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
300
$179.56
$53.87K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
200
$178.36
$35.67K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
100
$176.12
$17.61K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
200
$175.01
$35.00K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
500
$173.36
$86.68K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
400
$171.99
$68.80K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
300
$169.31
$50.79K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
200
$168.45
$33.69K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
200
$166.66
$33.33K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
100
$164.79
$16.48K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
300
$163.29
$48.99K
Patel Yagnesh
26 Jun 2026
Chief Accounting Officer
Sell
100
$161.61
$16.16K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
800
$181.62
$145.30K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
1,200
$180.50
$216.60K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
1,100
$179.67
$197.64K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
200
$178.12
$35.62K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
200
$177.23
$35.45K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
200
$175.94
$35.19K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
600
$174.70
$104.82K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
11,761
$173.65
$2.04M
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
839
$172.78
$144.96K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
300
$171.45
$51.44K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
100
$169.76
$16.98K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
700
$169.07
$118.35K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
400
$167.76
$67.10K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
400
$166.62
$66.65K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
300
$165.09
$49.53K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
400
$163.90
$65.56K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
300
$162.75
$48.83K
Mallick Dhiraj
26 Jun 2026
Chief Operating Officer
Sell
200
$161.46
$32.29K
Patel Yagnesh
25 Jun 2026
Chief Accounting Officer
Sell
46
$189.36
$8.71K
Showing 250 of 288 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 50
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 11
Sales on a Rule 10b5-1 plan 6
Sales straight out of an exercise 236
Sales at will 46
Transactions with no price 0
Shares from compensation/vesting 85,894,167
History held since 15 May 2026