Key facts
- This page summarizes Andrew D. Feldman's Form 4 filing for Cerebras Systems Inc. (CBRS).
- 14 reported transactions and 3 derivative rows are listed below.
- Accepted by SEC: 29 Jun 2026, 16:47.
Andrew D. Feldman - 25 Jun 2026 Form 4 Insider Report for Cerebras Systems Inc. (CBRS)
- Reporting relationship
- CEO, President, Director
- Issuer ticker
- CBRS
- Reported as of
- 25 Jun 2026
- Net transaction value
- -$3,113,283
- SEC form
- 4
- Accepted by SEC
- 29 Jun 2026, 16:47:43 UTC
- Prior SEC filing
- 13 May 2026
- Next SEC filing
- 01 Jul 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Robert Mills, Attorney-in-fact
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Andrew D. Feldman filed Form 4 for Cerebras Systems Inc. (CBRS) on 29 Jun 2026.
Change
- Previous filing in this sequence was filed on 13 May 2026.
- Current net transaction value: -$3,113,283.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0002039573
Primary reporting owner
Feldman Andrew D.
- Relationship
- CEO, President, Director
- Address
- C/O CEREBRAS SYSTEMS INC., 1237 E. ARQUES AVENUE, SUNNYVALE
- Signature
- /s/ Robert Mills, Attorney-in-fact
- Signature date
- 29 Jun 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
CBRS
transaction
Class A Common Stock
Conversion of derivative security
- Transaction value
- Shares
- +17,990
- Change %
- Price
- Shares after
- 17,990
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F1
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $681,014
- Shares
- -4,028
- Change %
- -22%
- Price
- $169.07
- Shares after
- 13,962
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F3
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $1,467,329
- Shares
- -8,602
- Change %
- -62%
- Price
- $170.58
- Shares after
- 5,360
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F4
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $120,071
- Shares
- -700
- Change %
- -13%
- Price
- $171.53
- Shares after
- 4,660
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F5
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $27,525
- Shares
- -160
- Change %
- -3.4%
- Price
- $172.03
- Shares after
- 4,500
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F6
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $69,400
- Shares
- -400
- Change %
- -8.9%
- Price
- $173.50
- Shares after
- 4,100
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F7
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $52,710
- Shares
- -300
- Change %
- -7.3%
- Price
- $175.70
- Shares after
- 3,800
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F8
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $53,643
- Shares
- -300
- Change %
- -7.9%
- Price
- $178.81
- Shares after
- 3,500
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F9
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $72,100
- Shares
- -400
- Change %
- -11%
- Price
- $180.25
- Shares after
- 3,100
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F10
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $90,575
- Shares
- -500
- Change %
- -16%
- Price
- $181.15
- Shares after
- 2,600
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F11
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $73,020
- Shares
- -400
- Change %
- -15%
- Price
- $182.55
- Shares after
- 2,200
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F12
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $91,855
- Shares
- -500
- Change %
- -23%
- Price
- $183.71
- Shares after
- 1,700
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F13
CBRS
transaction
Class A Common Stock
Sale
- Transaction value
- $314,041
- Shares
- -1,700
- Change %
- -100%
- Price
- $184.73
- Shares after
- 0
- Date
- 25 Jun 2026
- Ownership
- Direct
- Footnotes
- F2, F14
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
CBRS
transaction
Derivative
Class B Common Stock
Conversion of derivative security
- Transaction value
- Shares
- -17,990
- Change %
- -0.13%
- Price
- $0.000000*
- Shares after
- 14,038,631
- Date
- 25 Jun 2026
- Ownership
- Direct
- Underlying class
- Class A Common Stock
- Underlying amount
- 17,990
- Exercise price
- Footnotes
- F1
CBRS
holding
Derivative
Class B Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 50,000
- Date
- 25 Jun 2026
- Ownership
- By GRAT 1
- Underlying class
- Class A Common Stock
- Underlying amount
- 50,000
- Exercise price
- Footnotes
- F1
CBRS
holding
Derivative
Class B Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 50,000
- Date
- 25 Jun 2026
- Ownership
- By GRAT 2
- Underlying class
- Class A Common Stock
- Underlying amount
- 50,000
- Exercise price
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 14 footnotes
Footnote F1
The Class B Common Stock is convertible into an equal number of Class A Common Stock at any time, at the Reporting Person's election, and has no expiration date.
Footnote F2
These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the settlement of restricted stock units, resulting in the automatic conversion of the shares into Class A Common Stock immediately prior to execution of the sale. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person. The Reporting Person is subject to a lock-up agreement that that was entered into with underwriters in connection with the Issuer's initial public offering and expires on the earlier of (i) 6:00 a.m. Eastern Time on the second trading day following the Issuer's release of earnings for the quarter ending September 30, 2026 or (ii) November 9, 2026. The sale of shares is a permissible exemption under the terms of the lock-up agreement.
Footnote F3
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $168.90 to $169.87, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F4
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $169.90 to $170.60, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F5
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $170.90 to $171.71, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F6
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $171.92 to $172.09, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F7
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $173.18 to $173.81, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F8
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $175.61 to $175.87, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F9
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $178.51 to $179.06, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F10
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $179.79 to $180.69, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F11
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $181.01 to $181.26, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F12
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $182.28 to $183.14, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F13
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $183.51 to $184.04, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.
Footnote F14
The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $184.51 to $185.01, inclusive. Upon request by the staff of the Securities and Exchange commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.