Skip to main content
Livermore
Livermore
ZHEN

Cerebras Systems Inc.

CBRS
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0002021728

In the last 90 days, Cerebras Systems Inc. insiders filed 0 open-market purchases and 12 sales; 418 institutions reported holding it in 13F filings for Q2 2026, worth $19.6B in total; 6 superinvestors hold it, including Altimeter Capital and Coatue Management.

Holders of 5% or more of CBRS

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Cerebras Systems Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of CBRS
HolderLatest formStakeChangeFirst filedLatest filingFiling
FMR LLC13G46.60%25.6M sharesNewJun 5, 20261 filingJun 5, 2026SEC
Foundation Capital Management Co. VIII, L.L.C.13G12.20%14.2M sharesNewAug 14, 20261 filingAug 14, 2026SEC
Atreides Management, LP13G10.70%10.5M sharesNewAug 14, 20261 filingAug 14, 2026SEC
JPMorgan Chase & Co13G10.10%3.49M sharesNewJun 4, 20261 filingJun 4, 2026SEC
Tiger Global Management LLCSuperinvestorTiger Global Management13G9.99%3.50M sharesNewMay 22, 20261 filingMay 22, 2026SEC
Benchmark Capital Partners VIII, L.P.13G9.80%12.2M sharesNewAug 14, 20261 filingAug 14, 2026SEC
Feldman Andrew D.13G9.20%10.4M sharesNewAug 14, 20261 filingAug 14, 2026SEC
Coatue Management LLCSuperinvestorCoatue Management13G7.10%7.01M sharesNewAug 14, 20261 filingAug 14, 2026SEC
Altimeter Capital Management, LPSuperinvestorAltimeter Capital13G6.20%7.23M sharesNewAug 14, 20261 filingAug 14, 2026SEC
Jane Street Group, LLC13G5.10%5.22M sharesNewAug 13, 20261 filingAug 13, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

13 Schedule 13D and 13G filings on Cerebras Systems Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on CBRS
Filed (ET)FilerFormStakeChangeEvent dateFiling
Aug 18, 20264:15 PM ETEclipse Continuity GP I, LLCand 8 others13D/A4.30%9.56M shares−0.90 ppfrom 5.20%Below 5%Aug 14, 2026SEC
Aug 14, 20267:19 PM ETAltimeter Capital Management, LPand 2 othersSuperinvestorAltimeter Capital13G6.20%7.23M sharesNewJun 30, 2026SEC
Aug 14, 20266:56 PM ETCoatue Management LLCand 3 othersSuperinvestorCoatue Management13G7.10%7.01M sharesNewJun 30, 2026SEC
Aug 14, 20264:30 PM ETFeldman Andrew D.13G9.20%10.4M sharesNewJun 30, 2026SEC
Aug 14, 20264:29 PM ETBenchmark Capital Partners VIII, L.P.and 11 others13G9.80%12.2M sharesNewJun 30, 2026SEC
Aug 14, 20264:22 PM ETAtreides Management, LPand 2 others13G10.70%10.5M sharesNewJun 30, 2026SEC
Aug 14, 20264:13 PM ETFoundation Capital Management Co. VIII, L.L.C.and 4 others13G12.20%14.2M sharesNewJun 30, 2026SEC
Aug 13, 20264:38 PM ETJane Street Group, LLCand 1 other13G5.10%5.22M sharesNewJun 30, 2026SEC
Jun 26, 20264:53 PM ETEclipse Continuity GP I, LLCand 8 others13D/A5.20%11.6M shares−0.90 ppfrom 6.10%Jun 25, 2026SEC
Jun 5, 202610:22 AM ETFMR LLCand 1 other13G46.60%25.6M sharesNewMay 29, 2026SEC
Jun 4, 202612:59 PM ETJPMorgan Chase & Co13G10.10%3.49M sharesNewMay 29, 2026SEC
May 22, 20264:28 PM ETEclipse Continuity GP I, LLCand 8 others13D6.10%13.5M sharesNewMay 15, 2026SEC
May 22, 20264:00 PM ETTiger Global Management LLCand 3 othersSuperinvestorTiger Global Management13G9.99%3.50M sharesNewMay 15, 2026SEC

Form 144: proposed insider sales

1 notice from officers, directors and other affiliates planning to sell Cerebras Systems Inc. shares, newest first.

Form 144 notices for CBRS
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Sep 25, 20264:35 PM ETSean LieOfficer120.0K$24.8MSep 25, 202610b5-1Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC