Reporting owner · Q3 2026 · CIK 1597399

Benchmark Founders' Fund VIII-B, L.P.: insider trades.

Benchmark Founders' Fund VIII-B, L.P. reported 6 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 0 sales, across 1 company.

Transactions: 6
Purchases (P): 0
Sales (S): 0
Companies: 1
Name as filed: Benchmark Founders' Fund VIII-B, L.P.

Companies

Company	Relationship	Transactions
Cerebras Systems Inc. (CBRS)	TenPercentOwner	6

Transactions

6 non-derivative rows. Shares and prices as filed.
Date	Company	Code	Shares	Price	Owned after	Filing
2026-08-24	Cerebras Systems Inc.	J	963,818	$0	0	Form 4
2026-08-24	Cerebras Systems Inc.	C	963,818	$0	963,818	Form 4
2026-08-17	Cerebras Systems Inc.	J	2,402,352	$0	0	Form 4
2026-08-17	Cerebras Systems Inc.	C	2,402,352	$0	2,402,352	Form 4
2026-06-29	Cerebras Systems Inc.	C	2,157,802	$0	2,157,802	Form 4
2026-06-29	Cerebras Systems Inc.	J	2,157,802	$0	0	Form 4

Questions

What stock did Benchmark Founders' Fund VIII-B, L.P. buy or sell?

Benchmark Founders' Fund VIII-B, L.P. reported 6 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 0 sales, across 1 company.

Is Benchmark Founders' Fund VIII-B, L.P. the same person as other filers with this name?

This page covers SEC CIK 1597399 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.

Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.

Plain-text version for agents and LLMs: /insiders/benchmark-founders-fund-viii-b-l-p-1597399.md

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