# EDGAR Filing Document

**Accession Number:** 0001645076
**File Stem:** 0001231919-26-000511
**Filing Date:** 2026-5
**Character Count:** 17392
**Document Hash:** 039af23323df4833f94df6d0bf7745bb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001231919-26-000511.hdr.sgml**: 20260519

**ACCESSION NUMBER**: 0001231919-26-000511

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260515

**FILED AS OF DATE**: 20260519

**DATE AS OF CHANGE**: 20260519

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Foundation Capital Management Co. VIII, L.L.C.
- **CENTRAL INDEX KEY:** 0001645076

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43284
- **FILM NUMBER:** 26998909

**BUSINESS ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** 650 614 0500

**MAIL ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Foundation Capital VIII, L.P.
- **CENTRAL INDEX KEY:** 0001645077

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43284
- **FILM NUMBER:** 26998908

**BUSINESS ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** 650 614 0500

**MAIL ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Foundation Capital VIII Principals Fund, L.L.C.
- **CENTRAL INDEX KEY:** 0001645178

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43284
- **FILM NUMBER:** 26998907

**BUSINESS ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** 650 614 0500

**MAIL ADDRESS:**
- **STREET 1:** 250 MIDDLEFIELD ROAD
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Foundation Capital Management Co. LF II, L.L.C.
- **CENTRAL INDEX KEY:** 0001804257

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43284
- **FILM NUMBER:** 26998906

**BUSINESS ADDRESS:**
- **STREET 1:** 550 HIGH STREET, 3RD FLOOR
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94301
- **BUSINESS PHONE:** 650-614-0500

**MAIL ADDRESS:**
- **STREET 1:** 550 HIGH STREET, 3RD FLOOR
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94301
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Foundation Capital Leadership Fund II, L.P.
- **CENTRAL INDEX KEY:** 0001804258

**ORGANIZATION NAME:**
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43284
- **FILM NUMBER:** 26998905

**BUSINESS ADDRESS:**
- **STREET 1:** 550 HIGH STREET, 3RD FLOOR
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94301
- **BUSINESS PHONE:** 650-614-0500

**MAIL ADDRESS:**
- **STREET 1:** 550 HIGH STREET, 3RD FLOOR
- **CITY:** PALO ALTO
- **STATE:** CA
- **ZIP:** 94301
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Cerebras Systems Inc.
- **CENTRAL INDEX KEY:** 0002021728
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEMICONDUCTORS & RELATED DEVICES [3674]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1237 E. ARQUES AVE.
- **CITY:** SUNNYVALE
- **STATE:** CA
- **ZIP:** 94085
- **BUSINESS PHONE:** (650) 933-4890

**MAIL ADDRESS:**
- **STREET 1:** 1237 E. ARQUES AVE.
- **CITY:** SUNNYVALE
- **STATE:** CA
- **ZIP:** 94085

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Foundation Capital Management Co. VIII, L.L.C.<br><sub>(Last) (First) (Middle)</sub><br>C/O FOUNDATION CAPITAL<br>550 HIGH STREET, 3RD FLOOR<br><sub>(Street)</sub><br>PALO ALTO, CA 94301<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cerebras Systems Inc. [ CBRS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Foundation Capital VIII, L.P.<br><sub>(Last) (First) (Middle)</sub><br>C/O FOUNDATION CAPITAL<br>550 HIGH STREET, 3RD FLOOR<br><sub>(Street)</sub><br>PALO ALTO, CA 94301<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cerebras Systems Inc. [ CBRS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Foundation Capital VIII Principals Fund, L.L.C.<br><sub>(Last) (First) (Middle)</sub><br>C/O FOUNDATION CAPITAL<br>550 HIGH STREET, 3RD FLOOR<br><sub>(Street)</sub><br>PALO ALTO, CA 94301<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cerebras Systems Inc. [ CBRS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Foundation Capital Management Co. LF II, L.L.C.<br><sub>(Last) (First) (Middle)</sub><br>C/O FOUNDATION CAPITAL<br>550 HIGH STREET, 3RD FLOOR<br><sub>(Street)</sub><br>PALO ALTO, CA 94301<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cerebras Systems Inc. [ CBRS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Foundation Capital Leadership Fund II, L.P.<br><sub>(Last) (First) (Middle)</sub><br>C/O FOUNDATION CAPITAL<br>550 HIGH STREET, 3RD FLOOR<br><sub>(Street)</sub><br>PALO ALTO, CA 94301<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-05-15 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cerebras Systems Inc. [ CBRS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Series A Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 12322821 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 12322821 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Series A Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 265414 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 265414 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Series B Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 1395341 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 1395341 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Series B Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 30053 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 30053 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Series C Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 109409 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 109409 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Series C Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 2356 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 2356 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Series D Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 30315 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 30315 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Series D Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 653 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 653 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Series E Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 53419 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 53419 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Series E Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 1151 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 1151 | <sup>(1)</sup> | 0 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Series E Preferred Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  |  | 1091411 | <sup>(1)</sup> | <sup>(1)</sup> | Class B Common Stock | 1091411 | <sup>(1)</sup> | 0 | I | By Foundation Capital Leadership Fund II, L.P.<sup>(4)</sup> |
| Class B Common Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  | 13911305 |  | <sup>(1)</sup> | <sup>(1)</sup> | Class A Common Stock | 13911305 | <sup>(1)</sup> | 13911305 | I | By Foundation Capital VIII, L.P.<sup>(2)</sup> |
| Class B Common Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  | 299627 |  | <sup>(1)</sup> | <sup>(1)</sup> | Class A Common Stock | 299627 | <sup>(1)</sup> | 299627 | I | By Foundation Capital VIII Principals Fund, LLC<sup>(3)</sup> |
| Class B Common Stock | <sup>(1)</sup> | 2026-05-15 |  | C |  | 1091411 |  | <sup>(1)</sup> | <sup>(1)</sup> | Class A Common Stock | 1091411 | <sup>(1)</sup> | 1091411 | I | By Foundation Capital Leadership Fund II, L.P.<sup>(4)</sup> |

---

### Footnotes:

(1) Immediately prior to the closing of the Issuer's initial public offering, each share of the Issuer's redeemable convertible preferred stock automatically converted and was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7. Each share of Class B common stock is convertible at any time at the option of the holder into one share of Class A common stock.

(2) These securities are owned by Foundation Capital VIII, L.P. ("FC8"). Foundation Capital Management Co. VIII, L.L.C. ("FCM8") serves as the sole general partner of FC8 and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8, and may be deemed to have indirect beneficial ownership of the shares held by FC8. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

(3) These securities are owned by Foundation Capital VIII Principals Fund, L.L.C. ("FC8P"). FCM8 serves as the sole manager of FC8P and, as such, FCM8 possesses voting and dispositive power over the shares held by FC8P, and may be deemed to have indirect beneficial ownership of the shares held by FC8P. FCM8 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

(4) These securities are owned by Foundation Capital Leadership Fund II, L.P. ("FCL2"). Foundation Capital Management Co,. LF II, L.L.C. ("FCMLF2") serves as the sole general partner of FCL2 and, as such, FCMLF2 possesses voting and dispositive power over the shares held by FCL2, and may be deemed to have indirect beneficial ownership of the shares held by FCL2. FCMLF2 disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.

**Signature:** Foundation Capital Management Co. VIII, L.L.C., By: /s/ Charles Moldow, Manager  
**Date:** 2026-05-19

**Signature:** Foundation Capital VIII, L.P., By: Foundation Capital Management Co. VIII, L.L.C., its General Partner, By: /s/ Charles Moldow, Manager  
**Date:** 2026-05-19

**Signature:** Foundation Capital VIII Principals Fund, L.L.C., By: Foundation Capital Management Co. VIII, L.L.C., its Manager, By: /s/ Charles Moldow, Manager  
**Date:** 2026-05-19

**Signature:** Foundation Capital Management Co. LF II, L.L.C., By: /s/ Charles Moldow, Manager  
**Date:** 2026-05-19

**Signature:** Foundation Capital Leadership Fund II, L.P., By: Foundation Capital Management Co. LF II, L.L.C., its General Partner, By: /s/ Charles Moldow, Manager  
**Date:** 2026-05-19

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**