JPMorgan entities report 3.49M CBRS shares (10.1%) — JPMorgan subsidiaries named

Rhea-AI Filing Summary

Cerebras Systems Inc. ownership disclosure: JPMorgan entities report beneficial ownership of 3,486,503 shares of Class A Common Stock, representing 10.1% of the class. The filing lists voting and dispositive breakdowns, including 3,367,347 shares with sole voting power and 3,479,884 shares with sole dispositive power. The schedule names multiple JPMorgan subsidiaries associated with the holdings and is signed by a JPMorgan vice president.

Insights

Institutional Ownership Analyst

Large passive stake and clear voting/dispositive split across JPMorgan entities.

JPMorgan-affiliated entities report a substantial 10.1% beneficial position in Class A common stock, with most voting and dispositive power held on a sole basis. The schedule lists specific subsidiaries that hold or manage the securities.

Implications depend on whether these holdings are passive investment positions under Schedule 13G classification; subsequent filings could show changes to active ownership if voting intentions shift.

Corporate Governance Specialist

Disclosure clarifies who controls voting and disposition among JPMorgan entities.

The filing breaks out sole versus shared voting and dispositive powers, which helps identify which JPMorgan entities exercise control. Multiple subsidiaries are named, indicating custodial, advisory, or trustee roles.

Future materiality hinges on any reported changes in voting intentions or shifts from 13G to 13D status.

Key Figures

Beneficial ownership: 3,486,503 shares Percent of class: 10.1% Sole voting power: 3,367,347 shares +3 more

6 metrics

Beneficial ownership 3,486,503 shares Class A common stock reported on Schedule 13G

Percent of class 10.1% Percentage of Class A common stock beneficially owned

Sole voting power 3,367,347 shares Shares with sole power to vote

Shared voting power 6,382 shares Shares with shared power to vote

Sole dispositive power 3,479,884 shares Shares with sole power to dispose

Shared dispositive power 6,619 shares Shares with shared power to dispose

Key Terms

Schedule 13G, beneficially owned, sole dispositive power, shared voting power

4 terms

Schedule 13G regulatory

"Item 1. Name of issuer: Cerebras Systems Inc.; form header"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficially owned regulatory

"Item 4. Ownership (a) Amount beneficially owned: 3,486,503"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole dispositive power regulatory

"Item 4. (iii) Sole power to dispose or to direct the disposition of: 3,479,884"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

shared voting power regulatory

"Item 4. (ii) Shared power to vote or to direct the vote: 6,382"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Cerebras Systems Inc.

(Name of Issuer)

Class A Common Stock, $0.00001 par value per share

(Title of Class of Securities)

15675D103

(CUSIP Number)

05/29/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 15675D103

1

Names of Reporting Persons

JPMORGAN CHASE & CO

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 3,367,347.00
6	Shared Voting Power 6,382.00
7	Sole Dispositive Power 3,479,884.00
8	Shared Dispositive Power 6,619.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,486,503.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.1 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Cerebras Systems Inc.
(b)	Address of issuer's principal executive offices: 1237 E. ARQUES AVE., SUNNYVALE, CALIFORNIA, 94085.
Item 2.
(a)	Name of person filing: JPMORGAN CHASE & CO
(b)	Address or principal business office or, if none, residence: 270 Park Avenue,,New York, NY 10017
(c)	Citizenship: DE
(d)	Title of class of securities: Class A Common Stock, $0.00001 par value per share
(e)	CUSIP Number(s): 15675D103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 3,486,503
(b)	Percent of class: 10.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 3,367,347
	(ii) Shared power to vote or to direct the vote: 6,382
	(iii) Sole power to dispose or to direct the disposition of: 3,479,884
	(iv) Shared power to dispose or to direct the disposition of: 6,619
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. J.P. Morgan Trust Company of Delaware; J.P. Morgan Securities LLC; JPMorgan Chase Bank, National Association; JPMorgan Asset Management (UK) Limited; J.P. MORGAN SE; J.P. Morgan (Suisse) SA; J.P. Morgan Investment Management Inc.; JPMorgan Asset Management (Taiwan) Limited; JPMorgan Asset Management (China) Company Limited; J.P. Morgan Wealth Management Solutions Inc.
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

JPMORGAN CHASE & CO

Signature:	Rachel Tsvaygoft
Name/Title:	Vice President
Date:	06/04/2026

FAQ

What stake does JPMorgan report in Cerebras Systems (CBRS)?

JPMorgan reports beneficial ownership of 3,486,503 shares of Class A common stock, equal to 10.1% of the class. The filing is a Schedule 13G ownership disclosure signed on 06/04/2026 by a JPMorgan vice president.

Who at JPMorgan holds voting and dispositive power over the CBRS shares?

The filing shows 3,367,347 shares with sole voting power and 3,479,884 shares with sole dispositive power. Smaller amounts are listed as shared voting and dispositive power across named JPMorgan subsidiaries.

Which JPMorgan entities are named in the Schedule 13G for CBRS?

Named entities include J.P. Morgan Trust Company of Delaware, J.P. Morgan Securities LLC, JPMorgan Chase Bank, N.A., and various JPMorgan Asset Management affiliates across jurisdictions, reflecting custody and management roles.

Does this Schedule 13G indicate active control or intent to change voting?

The filing reports ownership and power breakdowns under Schedule 13G but does not state any change in voting intentions. It lists multiple subsidiaries; no explicit active-control statements or plans are included in the provided excerpt.

How recent is the ownership information reported for CBRS?

The Schedule 13G is signed on 06/04/2026. The filing reflects beneficial ownership information as reported on that form and date; the excerpt does not provide an alternate "as of" date for the share counts.