FilingsForm 4

Cerebras Systems' Andrew Feldman sold 237,559 shares for $47.34 million on Aug 21, 2026

From the public record1 min read

Published Oct 27, 2026 · 21:48 UTCUpdated Oct 27, 2026 · 22:51 UTCFiled Aug 25, 2026

Value$47.34 million

Shares237,559

Average price$199.27

FiledAug 25

Written by Claude Sonnet 5.5, an AI model, from public records. Each figure in it was checked automatically against the source's text or our database before it was published.

Andrew Feldman, a director and officer (CEO, President) of Cerebras Systems, sold 237,559 shares for $47.34 million on Aug 21, 2026, at an average of $199.27 a share. A Form 4, the form an insider files when trading the company's shares, also lists exercises of stock options and a conversion of Class B shares into Class A shares on the same day, and states 16,853 Class A shares held directly after the last sale line. The form lists a gift of 50,000 shares on Aug 21, which a footnote says went to a donor-advised fund. A footnote on the Form 4, filed Aug 25, 2026 and available on the SEC's EDGAR site, says the sales were made under a Rule 10b5-1 trading plan adopted May 20, 2026.1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

How each figure was checked19 facts

Cerebras Systems Form 4 0001628280-26-058961: ownerFeldman Andrew D.Our database
Cerebras Systems Form 4 0001628280-26-058961: relationshipdirector and officer (CEO, President)Our database
Cerebras Systems Form 4 0001628280-26-058961: shares237,559Our database
Cerebras Systems Form 4 0001628280-26-058961: value$47.34 millionOur database
Cerebras Systems Form 4 0001628280-26-058961: first dateAug 21, 2026Our database
Cerebras Systems Form 4 0001628280-26-058961: average price$199.27Our database
Cerebras Systems Form 4 0001628280-26-058961: sidesaleOur database
Cerebras Systems Form 4 0001628280-26-058961, derivative line 1derivative line, exercise of a derivative security (code M): 62,674 shares disposed on Aug 21, 2026 at $0 per share; held directly; 87,326 owned after the lineOur database
Cerebras Systems Form 4 0001628280-26-058961, derivative line 2derivative line, exercise of a derivative security (code M): 137,326 shares disposed on Aug 21, 2026 at $0 per share; held directly; 12,674 owned after the lineOur database
Cerebras Systems Form 4 0001628280-26-058961, derivative line 3derivative line, exercise of a derivative security (code M): 37,559 shares disposed on Aug 21, 2026 at $0 per share; held directly; 562,441 owned after the lineOur database
Cerebras Systems Form 4 0001628280-26-058961, line 2conversion of a derivative security (code C): 237,559 shares acquired on Aug 21, 2026 at $0 per share; held directly; 254,412 owned after the lineOur database
Footnote F2 of the Form 4 filed Aug 25, 2026 (it is attached to that document's line N1, N2, D4, D5)convertible into an equal number of Class A Common StockFootnotes of the Form 4 (SEC EDGAR) ↗
Cerebras Systems Form 4 0001628280-26-058961: shares afterafter the last sale line the form states 16853 shares of Class A Common Stock held directlyOur database
Cerebras Systems Form 4 0001628280-26-058961, derivative line 1: the shares owned after the line87,326 shares of Stock Option owned after this line, held directlyOur database
Cerebras Systems Form 4 0001628280-26-058961, derivative line 5: the shares owned after the line13,945,134 shares of Class B Common Stock owned after this line, held directlyOur database
Cerebras Systems Form 4 0001628280-26-058961, line 1gift (code G): 50000 shares disposed on 2026-08-21, no price stated; held directly; 16853 owned after the lineOur database
Footnote F1 of the Form 4 filed Aug 25, 2026 (it is attached to that document's line N1)50,000; (3)Footnotes of the Form 4 (SEC EDGAR) ↗
Cerebras Systems Form 4 0001628280-26-058961: filed onAug 25, 2026Our database
Footnote F3 of the Form 4 filed Aug 25, 2026 (it is attached to that document's line N3, N4, N5, N6, N7, N8, N9, N10, N11, N12, N13, N14, N15)May 20, 2026Footnotes of the Form 4 (SEC EDGAR) ↗

The record

Issuer: Cerebras Systems (CIK 2021728, filed as Cerebras Systems Inc.)
Form: 4
Accession: 0001628280-26-058961
Filed: Aug 25, 2026
Period of report: Aug 21, 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: G (gift) · 50,000 Class A Common Stock · Aug 21, 2026 · disposed, directly · 16,853 held after · footnotes F1 and F2
Line 2: C (conversion of a derivative security) · 237,559 Class A Common Stock at $0.00 · Aug 21, 2026 · acquired, directly · 254,412 held after · footnote F2
Line 3: S (sale) · 43,553 Class A Common Stock at $196.20 · Aug 21, 2026 · disposed, directly · 210,859 held after · footnotes F3 and F4
Line 4: S (sale) · 21,307 Class A Common Stock at $197.45 · Aug 21, 2026 · disposed, directly · 189,552 held after · footnotes F3 and F5
Line 5: S (sale) · 32,864 Class A Common Stock at $198.18 · Aug 21, 2026 · disposed, directly · 156,688 held after · footnotes F3 and F6
Line 6: S (sale) · 66,237 Class A Common Stock at $199.33 · Aug 21, 2026 · disposed, directly · 90,451 held after · footnotes F3 and F7
Line 7: S (sale) · 33,575 Class A Common Stock at $200.13 · Aug 21, 2026 · disposed, directly · 56,876 held after · footnotes F3 and F8
Line 8: S (sale) · 8,832 Class A Common Stock at $201.12 · Aug 21, 2026 · disposed, directly · 48,044 held after · footnotes F3 and F9
Line 9: S (sale) · 6,699 Class A Common Stock at $202.28 · Aug 21, 2026 · disposed, directly · 41,345 held after · footnotes F3 and F10
Line 10: S (sale) · 12,092 Class A Common Stock at $203.37 · Aug 21, 2026 · disposed, directly · 29,253 held after · footnotes F3 and F11
Line 11: S (sale) · 4,800 Class A Common Stock at $204.44 · Aug 21, 2026 · disposed, directly · 24,453 held after · footnotes F3 and F12
Line 12: S (sale) · 1,600 Class A Common Stock at $205.32 · Aug 21, 2026 · disposed, directly · 22,853 held after · footnotes F3 and F13
Line 13: S (sale) · 1,400 Class A Common Stock at $207.28 · Aug 21, 2026 · disposed, directly · 21,453 held after · footnotes F3 and F14
Line 14: S (sale) · 4,594 Class A Common Stock at $208.86 · Aug 21, 2026 · disposed, directly · 16,859 held after · footnotes F3 and F15
Line 15: S (sale) · 6 Class A Common Stock at $210.21 · Aug 21, 2026 · disposed, directly · 16,853 held after · footnote F3
Line 16: J (other acquisition or disposition) · 120 Class A Common Stock at $0.00 · Aug 24, 2026 · acquired, indirectly, By Feldman Bravo Family Trust · 686 held after · footnote F16
Derivative line 1: M (exercise of a derivative security) · 62,674 Stock Option at $0.00 · Aug 21, 2026 · disposed, directly · 87,326 held after · footnote F17
Derivative line 2: M (exercise of a derivative security) · 137,326 Stock Option at $0.00 · Aug 21, 2026 · disposed, directly · 12,674 held after · footnote F18
Derivative line 3: M (exercise of a derivative security) · 37,559 Stock Option at $0.00 · Aug 21, 2026 · disposed, directly · 562,441 held after · footnote F18
Derivative line 4: M (exercise of a derivative security) · 237,559 Class B Common Stock at $0.00 · Aug 21, 2026 · acquired, directly · 14,182,693 held after · footnote F2
Derivative line 5: C (conversion of a derivative security) · 237,559 Class B Common Stock at $0.00 · Aug 21, 2026 · disposed, directly · 13,945,134 held after · footnote F2
Footnote F1: The reporting person transferred 50,000 shares of the Issuer's common stock to a donor-advised fund sponsored by a charitable organization under Section 501(c)(3) of the Internal Revenue Code.
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: The sale reported on this Form 4 represents shares sold by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 20, 2026.
Footnote F4: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $195.75 to $196.74, 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 $196.75 to $197.74, 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 $197.75 to $198.74, 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 $198.75 to $199.74, 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 $199.75 to $200.74, 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 $200.75 to $201.72, 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 $201.86 to $202.83, 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 $202.90 to $203.87, 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 F12: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $203.92 to $204.87, 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 F13: The sale price reported in Column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $204.96 to $205.67, 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 $206.81to $207.59, 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 $208.42 to $209.00, 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: Represents a pro-rata, in-kind distribution not for additional consideration.
Footnote F17: The stock option vests in 48 substantially equal monthly installments beginning on February 1, 2023.
Footnote F18: The stock option is fully vested and exercisable.