FilingsForm 4

Cerebras Systems · Form 4 · Chief executive officer · Sale

From the public record

Filed Aug 19, 2026

Value$5.92 million

Shares26,644

Average price$222.22

FiledAug 19

The record

Issuer: Cerebras Systems (CIK 2021728, filed as Cerebras Systems Inc.)
Form: 4
Accession: 0001628280-26-058119
Filed: Aug 19, 2026
Period of report: Aug 17, 2026
Reporting owner: Andrew Feldman (CIK 2039573, filed as Feldman Andrew D.)
Relationship: director and officer (CEO, President)
Rule 10b5-1 checkbox: Not ticked
Line 1: J (other acquisition or disposition) · 298 Class A Common Stock at $0.00 · Aug 17, 2026 · acquired, indirectly, By Feldman Bravo Family Trust · 566 held after · footnote F1
Line 2: C (conversion of a derivative security) · 93,497 Class A Common Stock · Aug 18, 2026 · acquired, directly · 93,497 held after · footnote F2
Line 3: S (sale) · 2 Class A Common Stock at $214.85 · Aug 18, 2026 · disposed, directly · 93,495 held after · footnote F3
Line 4: S (sale) · 1,327 Class A Common Stock at $215.67 · Aug 18, 2026 · disposed, directly · 92,168 held after · footnotes F3 and F4
Line 5: S (sale) · 2,264 Class A Common Stock at $216.40 · Aug 18, 2026 · disposed, directly · 89,904 held after · footnotes F3 and F5
Line 6: S (sale) · 1,684 Class A Common Stock at $217.58 · Aug 18, 2026 · disposed, directly · 88,220 held after · footnotes F3 and F6
Line 7: S (sale) · 2,093 Class A Common Stock at $218.54 · Aug 18, 2026 · disposed, directly · 86,127 held after · footnotes F3 and F7
Line 8: S (sale) · 2,374 Class A Common Stock at $219.58 · Aug 18, 2026 · disposed, directly · 83,753 held after · footnotes F3 and F8
Line 9: S (sale) · 4,666 Class A Common Stock at $220.43 · Aug 18, 2026 · disposed, directly · 79,087 held after · footnotes F3 and F9
Line 10: S (sale) · 4,273 Class A Common Stock at $221.47 · Aug 18, 2026 · disposed, directly · 74,814 held after · footnotes F3 and F10
Line 11: S (sale) · 2,004 Class A Common Stock at $222.42 · Aug 18, 2026 · disposed, directly · 72,810 held after · footnotes F3 and F11
Line 12: S (sale) · 616 Class A Common Stock at $223.54 · Aug 18, 2026 · disposed, directly · 72,194 held after · footnotes F3 and F12
Line 13: S (sale) · 253 Class A Common Stock at $224.52 · Aug 18, 2026 · disposed, directly · 71,941 held after · footnotes F3 and F13
Line 14: S (sale) · 420 Class A Common Stock at $225.51 · Aug 18, 2026 · disposed, directly · 71,521 held after · footnotes F3 and F14
Line 15: S (sale) · 573 Class A Common Stock at $226.46 · Aug 18, 2026 · disposed, directly · 70,948 held after · footnotes F3 and F15
Line 16: S (sale) · 435 Class A Common Stock at $227.37 · Aug 18, 2026 · disposed, directly · 70,513 held after · footnotes F3 and F16
Line 17: S (sale) · 119 Class A Common Stock at $228.53 · Aug 18, 2026 · disposed, directly · 70,394 held after · footnotes F3 and F17
Line 18: S (sale) · 184 Class A Common Stock at $229.46 · Aug 18, 2026 · disposed, directly · 70,210 held after · footnotes F3 and F18
Line 19: S (sale) · 59 Class A Common Stock at $230.67 · Aug 18, 2026 · disposed, directly · 70,151 held after · footnotes F3 and F19
Line 20: S (sale) · 304 Class A Common Stock at $231.57 · Aug 18, 2026 · disposed, directly · 69,847 held after · footnotes F3 and F20
Line 21: S (sale) · 347 Class A Common Stock at $232.62 · Aug 18, 2026 · disposed, directly · 69,500 held after · footnotes F3 and F21
Line 22: S (sale) · 281 Class A Common Stock at $233.31 · Aug 18, 2026 · disposed, directly · 69,219 held after · footnotes F3 and F22
Line 23: S (sale) · 739 Class A Common Stock at $234.47 · Aug 18, 2026 · disposed, directly · 68,480 held after · footnotes F3 and F23
Line 24: S (sale) · 377 Class A Common Stock at $235.50 · Aug 18, 2026 · disposed, directly · 68,103 held after · footnotes F3 and F24
Line 25: S (sale) · 254 Class A Common Stock at $236.43 · Aug 18, 2026 · disposed, directly · 67,849 held after · footnotes F3 and F25
Line 26: S (sale) · 14 Class A Common Stock at $237.23 · Aug 18, 2026 · disposed, directly · 67,835 held after · footnote F3
Line 27: S (sale) · 12 Class A Common Stock at $238.78 · Aug 18, 2026 · disposed, directly · 67,823 held after · footnote F3
Line 28: S (sale) · 970 Class A Common Stock at $240.01 · Aug 18, 2026 · disposed, directly · 66,853 held after · footnotes F3 and F26
Derivative line 1: C (conversion of a derivative security) · 93,497 Class B Common Stock at $0.00 · Aug 18, 2026 · disposed, directly · 13,945,134 held after · footnote F2
Footnote F1: Represents a pro-rata, in-kind distribution not for additional consideration.
Footnote F2: 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 F3: 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 F4: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $215.01 to $215.99, 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 $216.00 to $216.99, 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 $217.00 to $217.99, 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 $218.00 to $218.99, 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 $219.00 to $219.99, 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 $220.00 to $220.99, 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 $221.00 to $221.99, 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 $222.00 to $222.99, 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 $223.00 to $223.99, 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 $224.12 to $224.92, 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 $225.01 to $225.98, 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 F15: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $226.01 to $226.97, 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 F16: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $227.01 to $227.96, 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 F17: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $228.01 to $228.99, 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 F18: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $229.00 to $229.88, 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 F19: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $230.11 to $230.99, 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 F20: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $231.12 to $231.99, 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 F21: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $232.05 to $232.99, 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 F22: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $233.00 to $233.92, 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 F23: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $234.04 to $234.99, 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 F24: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $235.00 to $235.99, 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 F25: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $236.01 to $236.97, 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 F26: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $240.00 to $240.01, 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.