Cerebras Systems Inc. 13F holders
418 funds reported a position in Cerebras Systems Inc. in their 13F for the quarter ended 30 June 2026, together 89.3 million shares worth $19.62 billion. Against the quarter before, 402 opened a position, 0 added, 0 trimmed and 0 sold out; together they bought a net 85.7 million shares. The largest holders: Eclipse Operations, LLC, FMR LLC and Altimeter Capital Management, LP.
What each fund did in CBRS against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 155 reported a position in Cerebras Systems Inc.: 63 opened one, 47 added, 17 trimmed and 17 sold out, a net 839,123 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 16 reported a position in Cerebras Systems Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 8.4 million shares worth $1.86 billion, 0.1% of its reported book. New this quarter: FMR LLC, Altimeter Capital Management, Coatue Management, Atreides Management. In the quarter, 15 funds added or opened a position and 0 trimmed or sold out; together they bought a net 32.8 million shares, about $7.26 billion at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 8,435,095 | $1.86 billion | 0.1% | +8,435,095 | new | 30 June 2026 | 13F |
| Altimeter Capital Management | 7,225,037 | $1.60 billion | 16.2% | +7,225,037 | new | 30 June 2026 | 13F |
| Coatue Management | 7,011,028 | $1.55 billion | 3.2% | +7,011,028 | new | 30 June 2026 | 13F |
| Atreides Management | 3,110,086 | $687.3 million | 6.2% | +3,110,086 | new | 30 June 2026 | 13F |
| Tiger Global Management | 2,999,000 | $662.8 million | 2.8% | +2,999,000 | new | 30 June 2026 | 13F |
| Citadel Advisors | 1,248,170 | $275.8 million | 0.2% | +1,248,170 | new | 30 June 2026 | 13F |
| Capital Research Global Investors | 883,000 | $195.1 million | 0.0% | +883,000 | new | 30 June 2026 | 13F |
| Norges Bank | 846,636 | $187.1 million | 0.0% | held | 30 June 2026 | 13F | |
| ARK Investment Management | 764,613 | $169.0 million | 1.1% | +764,613 | new | 30 June 2026 | 13F |
| Geode Capital Management | 399,695 | $88.4 million | 0.0% | +399,695 | new | 30 June 2026 | 13F |
| Millennium Management | 272,917 | $60.3 million | 0.0% | +272,917 | new | 30 June 2026 | 13F |
| Alyeska | 152,247 | $33.6 million | 0.1% | +152,247 | new | 30 June 2026 | 13F |
| Soros Fund Management | 150,000 | $33.1 million | 0.5% | +150,000 | new | 30 June 2026 | 13F |
| Point72 Asset Management | 129,891 | $28.7 million | 0.0% | +129,891 | new | 30 June 2026 | 13F |
| Whale Rock Capital Management | 50,696 | $11.2 million | 0.1% | +50,696 | new | 30 June 2026 | 13F |
| Baillie Gifford | 1,000 | $221,000 | 0.0% | +1,000 | new | 30 June 2026 | 13F |
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| Eclipse Operations, LLC | 11,446,270 | 12.82% | $2.53 billion | 98.28% | new | 13F |
| FMR LLC | 8,435,095 | 9.45% | $1.86 billion | 0.08% | new | 13F |
| Altimeter Capital Management, LP | 7,225,037 | 8.09% | $1.60 billion | 16.24% | new | 13F |
| Coatue Management LLC | 7,011,028 | 7.85% | $1.55 billion | 3.19% | new | 13F |
| Capital World Investors | 3,894,458 | 4.36% | $860.7 million | 0.10% | new | 13F |
| Morgan Stanley | 3,224,209 | 3.61% | $712.6 million | 0.04% | new | 13F |
| Atreides Management, LP | 3,110,086 | 3.48% | $687.3 million | 6.17% | new | 13F |
| JPMorgan Chase & Co. | 3,100,806 | 3.47% | $670.3 million | 0.04% | new | 13F |
| Tiger Global Management LLC | 2,999,000 | 3.36% | $662.8 million | 2.76% | new | 13F |
| VY Capital Management Co. Ltd. | 2,146,825 | 2.41% | $474.4 million | 1.01% | first 13F | 13F |
| BlackRock, Inc. | 2,075,168 | 2.32% | $458.6 million | 0.01% | new | 13F |
| Price T Rowe Associates Inc. | 2,044,623 | 2.29% | $451.9 million | 0.04% | new | 13F |
| Vanguard Portfolio Management LLC | 1,551,946 | 1.74% | $343.0 million | 0.01% | new | 13F |
| Vanguard Capital Management LLC | 1,379,809 | 1.55% | $304.9 million | 0.01% | new | 13F |
| Citadel Advisors LLC | 1,248,170 | 1.40% | $275.8 million | 0.16% | new | 13F |
| Balyasny Asset Management L.P. | 1,120,356 | 1.26% | $247.6 million | 0.47% | new | 13F |
| Value Aligned Research Advisors, LLC | 1,094,722 | 1.23% | $241.9 million | 1.45% | new | 13F |
| Harvard Management Co. Inc. | 1,081,283 | 1.21% | $239.0 million | 5.61% | new | 13F |
| Capital Research Global Investors | 883,000 | 0.99% | $195.1 million | 0.03% | new | 13F |
| Wellington Management Group LLP | 881,688 | 0.99% | $194.9 million | 0.03% | new | 13F |
| Norges Bank | 846,636 | 0.95% | $187.1 million | 0.02% | 13F | |
| Advanced Micro Devices Inc. | 794,467 | 0.89% | $175.6 million | 13.38% | new | 13F |
| ARK Investment Management LLC | 764,613 | 0.86% | $169.0 million | 1.10% | new | 13F |
| UBS Group AG | 565,720 | 0.63% | $125.0 million | 0.02% | new | 13F |
| Washington University | 551,086 | 0.62% | $121.8 million | 45.99% | new | 13F |
| Alpha Wave Global, LP | 510,000 | 0.57% | $112.7 million | 1.81% | new | 13F |
| Franklin Resources Inc. | 479,318 | 0.54% | $105.9 million | 0.02% | new | 13F |
| State Street Corp. | 476,663 | 0.53% | $105.3 million | 0.00% | new | 13F |
| Manufacturers Life Insurance Company, the | 461,443 | 0.52% | $102.0 million | 0.08% | new | 13F |
| Clear Street Group Inc. | 442,691 | 0.50% | $97.8 million | 0.31% | new | 13F |
| Marex Group Ltd | 422,732 | 0.47% | $93.4 million | 0.69% | new | 13F |
| Dragoneer Investment Group, LLC | 400,000 | 0.45% | $88.4 million | 3.12% | new | 13F |
| Geode Capital Management, LLC | 399,695 | 0.45% | $88.4 million | 0.01% | new | 13F |
| Adams Street Partners LLC | 398,144 | 0.45% | $88.0 million | 19.88% | new | 13F |
| Massachusetts Financial Services Co. | 371,665 | 0.42% | $82.1 million | 0.03% | new | 13F |
| Jupiter Topco LLC | 343,421 | 0.38% | $75.9 million | 0.03% | first 13F | 13F |
| T. Rowe Price Investment Management, Inc. | 340,920 | 0.38% | $75.3 million | 0.05% | new | 13F |
| StepStone Group LP | 340,321 | 0.38% | $75.2 million | 3.48% | new | 13F |
| Davidson Kempner Capital Management LP | 339,218 | 0.38% | $75.0 million | 1.84% | new | 13F |
| Legal Advantage Investments, Inc. | 314,889 | 0.35% | $69.6 million | 24.41% | new | 13F |
| Sumitomo Mitsui Trust Group, Inc. | 307,104 | 0.34% | $67.9 million | 0.04% | new | 13F |
| GF Fund Management Co. Ltd | 297,940 | 0.33% | $65.8 million | 0.79% | new | 13F |
| Bamco Inc. | 295,028 | 0.33% | $65.2 million | 0.10% | new | 13F |
| Amova Asset Management Americas, Inc. | 294,463 | 0.33% | $65.1 million | 0.84% | new | 13F |
| ExodusPoint Capital Management, LP | 292,273 | 0.33% | $64.6 million | 0.60% | new | 13F |
| Temasek Holdings (Private) Ltd | 279,200 | 0.31% | $61.7 million | 0.17% | new | 13F |
| Millennium Management LLC | 272,917 | 0.31% | $60.3 million | 0.04% | new | 13F |
| Ghisallo Capital Management LLC | 270,000 | 0.30% | $59.7 million | 1.41% | new | 13F |
| Ameriprise Financial Inc. | 265,558 | 0.30% | $58.7 million | 0.01% | new | 13F |
| Jane Street Group, LLC | 250,122 | 0.28% | $55.3 million | 0.04% | new | 13F |
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on CBRS
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 988,900 | $218.5 million | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 877,600 | $193.9 million | 30 June 2026 | 13F |
| Atreides Management | Calls | 700,000 | $154.7 million | 30 June 2026 | 13F |
| Millennium Management | Calls | 6,900 | $1.5 million | 30 June 2026 | 13F |
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 18 August 2026 | 13D/A | Eclipse Continuity GP I, LLC and 8 others | 9.6 million | 4.3% | 14 August 2026 | The information set forth in Item 4 of the Original Schedule 13D is incorporated herein by reference. | EDGAR |
| 14 August 2026 | 13G | Atreides Management, LP and 5 others | 10.5 million | 10.7% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 August 2026 | 13G | Foundation Capital Management Co. VIII, L.L.C. and 9 others | 14.2 million | 12.2% | 30 June 2026 | passive, other (13d-1(d)) | EDGAR |
| 14 August 2026 | 13G | Altimeter Capital Management, LP and 5 others | 7.2 million | 6.2% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 August 2026 | 13G | Andrew Feldman and 1 other | 10.4 million | 9.2% | 30 June 2026 | passive, other (13d-1(d)) | EDGAR |
| 14 August 2026 | 13G | Benchmark Capital Partners VIII, L.P. and 23 others | 12.2 million | 9.8% | 30 June 2026 | passive, other (13d-1(d)) | EDGAR |
| 14 August 2026 | 13G | Coatue Management LLC and 7 others | 7.0 million | 7.1% | 30 June 2026 | passive, other (13d-1(d)) | EDGAR |
| 13 August 2026 | 13G | Jane Street Group, LLC and 3 others | 5.2 million | 5.1% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 22 July 2026 | 13G/A | Jpmorgan Chase & Co. and 1 other | 3.1 million | 3.3% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 8 July 2026 | 13G/A | FMR LLC and 3 others | 28.9 million | 25.7% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 June 2026 | 13D/A | Eclipse Continuity GP I, LLC and 8 others | 11.6 million | 5.2% | 25 June 2026 | The information set forth in Item 4 of the Original Schedule 13D is incorporated herein by reference. | EDGAR |
| 5 June 2026 | 13G | FMR LLC and 3 others | 25.6 million | 46.6% | 29 May 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 4 June 2026 | 13G | Jpmorgan Chase & Co and 1 other | 3.5 million | 10.1% | 29 May 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 22 May 2026 | 13D | Eclipse Continuity GP I, LLC and 8 others | 13.5 million | 6.1% | 15 May 2026 | The information set forth in Item 3 of this Statement is incorporated herein by reference. The Reporting Persons hold the securities of the Issuer for general investment purposes. The Reporting Persons may, from time to time, depending on p | EDGAR |
| 22 May 2026 | 13G | Tiger Global Investments, L.P. and 7 others | 3.5 million | 10.0% | 15 May 2026 | passive, under 20% (13d-1(c)) | EDGAR |
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 31 August 2026 | 490 | $179.08 | SEC |
| 26 August 2026 | 600 | $183.92 | SEC |
| 25 August 2026 | 5,671 | $185.43 | SEC |
| 24 August 2026 | 44,654 | $196.13 | SEC |
| 21 August 2026 | 107,094 | $209.85 | SEC |
| 19 August 2026 | 329,536 | $220.01 | SEC |
| 18 August 2026 | 130,038 | $251.98 | SEC |
| 17 August 2026 | 461,554 | $218.98 | SEC |
| 14 August 2026 | 12,044 | $231.01 | SEC |
| 12 August 2026 | 12,580 | $234.76 | SEC |
| 11 August 2026 | 666 | $230.01 | SEC |
| 10 August 2026 | 42,676 | $226.73 | SEC |
| 6 August 2026 | 710 | $214.30 | SEC |
| 4 August 2026 | 37 | $219.97 | SEC |
| 31 July 2026 | 84 | $203.07 | SEC |
| 30 July 2026 | 4,263 | $169.39 | SEC |
| 29 July 2026 | 4 | $192.72 | SEC |
| 27 July 2026 | 69,042 | $199.12 | SEC |
| 24 July 2026 | 40,674 | $220.00 | SEC |
| 23 July 2026 | 39,005 | $209.80 | SEC |
| 22 July 2026 | 1,200 | $208.57 | SEC |
| 20 July 2026 | 20,281 | $172.86 | SEC |
| 17 July 2026 | 32,300 | $180.46 | SEC |
| 16 July 2026 | 113 | $184.01 | SEC |