CBRSNasdaqSemiconductors & Related DevicesFiscal year ends December 31
Cerebras Systems Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 12, 2026
$120.66−6.55 (-5.15%)
Close on Oct 19, 2026
- Market cap
- $18.22B
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
37.4%
89M of 238M shares
Institutional holders
412
412 new, 0 sold out
Net institutional buying
89M
In Q2 2026
Insider trades, 12 months
0 buys · 333 sales
Net sold $408.35M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Gerstner Bradley Thomas | 7,226,432 | 6.20% | 13G (passive) | Jun 30, 2026 |
| Coatue Management LLC | 7,011,028 | 7.10% | 13G (passive) | Jun 30, 2026 |
| Jane Street Capital, LLC | 5,222,522 | 5.10% | 13G (passive) | Jun 30, 2026 |
| Charles P. Coleman III | 3,496,222 | 9.99% | 13G (passive) | May 15, 2026 |
| JPMorgan Chase & Co | 3,486,503 | 10.10% | 13G (passive) | May 29, 2026 |
| Abigail P. Johnson | 28,878,217 | 25.70% | 13G (passive) amendment | Jun 30, 2026 |
| FMR LLC | 25,618,272 | 46.60% | 13G (passive) | May 29, 2026 |
| Foundation Capital Management Co. VIII, L.L.C. | 14,210,932 | 12.20% | 13G (passive) | Jun 30, 2026 |
| Benchmark Capital Management Co. VIII, L.L.C. | 12,227,545 | 9.80% | 13G (passive) | Jun 30, 2026 |
| Gavin Baker | 10,543,836 | 10.70% | 13G (passive) | Jun 30, 2026 |
| Andrew Feldman | 10,397,232 | 9.20% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of CBRS | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Eclipse Ventures, LLC | 11,446,270 | 4.82% | $2.53B | New | 98.28% |
| FMR LLC | 8,435,095 | 3.55% | $1.86B | New | 0.08% |
| Altimeter Capital Management, LP | 7,225,037 | 3.04% | $1.60B | New | 16.24% |
| Coatue Management LLC | 7,011,028 | 2.95% | $1.55B | New | 3.19% |
| Capital World Investors | 3,894,458 | 1.64% | $860.68M | New | 0.10% |
| Morgan Stanley | 3,224,209 | 1.36% | $712.55M | New | 0.04% |
| Atreides Management, LP | 3,110,086 | 1.31% | $687.33M | New | 4.79% |
| JPMorgan Chase & Co | 3,100,806 | 1.31% | $670.27M | New | 0.04% |
| Tiger Global Management LLC | 2,999,000 | 1.26% | $662.78M | New | 2.76% |
| VY Capital Management Co. Ltd. | 2,146,825 | 0.90% | $474.45M | New | 1.01% |
| BlackRock, Inc. | 2,075,168 | 0.87% | $458.61M | New | 0.01% |
| Price T Rowe Associates Inc /Md/ | 2,044,623 | 0.86% | $451.86K | New | 0.05% |
| Vanguard Portfolio Management LLC | 1,551,946 | 0.65% | $342.98M | New | 0.02% |
| Vanguard Capital Management LLC | 1,379,809 | 0.58% | $304.94M | New | 0.01% |
| Citadel Advisors LLC | 1,248,170 | 0.53% | $275.85M | New | 0.03% |
| Balyasny Asset Management L.P. | 1,120,356 | 0.47% | $247.60M | New | 0.31% |
| Value Aligned Research Advisors, LLC | 1,094,722 | 0.46% | $241.93M | New | 0.60% |
| Harvard Management Co Inc | 1,081,283 | 0.46% | $238.96M | New | 5.61% |
| Capital Research Global Investors | 883,000 | 0.37% | $195.14M | New | 0.03% |
| Wellington Management Group Llp | 881,688 | 0.37% | $194.85M | New | 0.03% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 412 | 89M | 37.4% | 412 / 0 | 0 / 0 | 89M | 0M |
| Q2 2025 | 1 | 0M | 0.0% | 1 / 0 | 0 / 0 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of CBRS | Value | % of fund | As of |
|---|---|---|---|---|---|
| Growth Fund | 2,241,975 | 0.94% | $495.48M | 0.87% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 953,234 | 0.40% | $210.66M | 0.01% | Jun 30, 2026 |
| Select Semiconductors Portfolio | 879,446 | 0.37% | $208.42M | 0.41% | May 31, 2026 |
| Growth Fund of America | 856,177 | 0.36% | $202.91M | 0.06% | May 31, 2026 |
| JPMorgan Growth Advantage Fund | 771,544 | 0.32% | $170.51M | 0.76% | Jun 30, 2026 |
| Vanguard Mid-Cap Index Fund | 649,589 | 0.27% | $143.56M | 0.06% | Jun 30, 2026 |
| Vanguard Growth Index Fund | 623,696 | 0.26% | $137.84M | 0.04% | Jun 30, 2026 |
| Fidelity Contrafund | 580,200 | 0.24% | $128.22M | 0.07% | Jun 30, 2026 |
| JPMorgan Mid Cap Growth Fund | 573,808 | 0.24% | $126.81M | 0.96% | Jun 30, 2026 |
| ARK Innovation ETF | 500,719 | 0.21% | $99.50M | 1.79% | Jul 31, 2026 |
| Strategic Advisers Fidelity U.S. Total Stock Fund | 463,100 | 0.19% | $109.75M | 0.04% | May 31, 2026 |
| Select Technology Portfolio | 408,152 | 0.17% | $96.73M | 0.25% | May 31, 2026 |
| Vanguard Extended Market Index Fund | 395,543 | 0.17% | $87.42M | 0.09% | Jun 30, 2026 |
| iShares A.I. Innovation and Tech Active ETF | 310,665 | 0.13% | $61.73M | 0.48% | Jul 31, 2026 |
| State Street(R) SPDR(R) S&P(R) Semiconductor ETF | 307,585 | 0.13% | $67.98M | 1.96% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Andrew D. Feldman | CEO, President, Director | 14,062,913 | 5.92% | Sep 23, 2026 |
| Yagnesh Patel | Chief Accounting Officer | 129,944 | 0.05% | Sep 30, 2026 |
| Robert Patrick Komin Jr. | Chief Financial Officer | 1,014,653 | 0.43% | Sep 30, 2026 |
| Dhiraj Mallick | Chief Operating Officer | 589,637 | 0.25% | Sep 30, 2026 |
| Sean Lie | Chief Technology Officer | 8,201,261 | 3.45% | Sep 28, 2026 |
| Lior Susan | Director | 7,152,241 | 3.01% | Sep 25, 2026 |
| Eric Vishria | Director | 275,854 | 0.12% | Sep 23, 2026 |
| Steven Vassallo | Director | 10,571,277 | 4.45% | Sep 8, 2026 |
| Elena A. Donio | Director | 33,701 | 0.01% | May 15, 2026 |
| Paul R. Auvil III | Director | 203,750 | 0.09% | May 15, 2026 |
| Benchmark Founders' Fund VIII-B, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark Founders' Fund VIII, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark Capital Management Co. IX, L.L.C. | 10% owner | 12,227,545 | 5.15% | Aug 26, 2026 |
| Benchmark Founders' Fund IX, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark Founders' Fund IX-B, L.P. | 10% owner | 689,990 | 0.29% | Aug 26, 2026 |
| Benchmark Founders' Fund IX-A, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark Capital Management Co. VIII, L.L.C. | 10% owner | 12,227,545 | 5.15% | Aug 26, 2026 |
| Benchmark Capital Partners IX, L.P. | 10% owner | 9,825,193 | 4.14% | Aug 26, 2026 |
| Benchmark AI Infrastructure Fund B, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark AI Infrastructure Fund, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Benchmark AI Infrastructure Management Co., L.L.C. | 10% owner | 2,527,646 | 1.06% | Aug 26, 2026 |
| Benchmark Capital Partners VIII, L.P. | 10% owner | – | – | Aug 26, 2026 |
| Foundation Capital Management Co. VIII, L.L.C. | 10% owner | 15,129,832 | 6.37% | Aug 25, 2026 |
| Foundation Capital Leadership Fund II, L.P. | 10% owner | – | – | Aug 25, 2026 |
| Foundation Capital Management Co. LF II, L.L.C. | 10% owner | 13,282,866 | 5.59% | Aug 25, 2026 |
| Foundation Capital VIII Principals Fund, L.L.C. | 10% owner | 10,270,727 | 4.32% | Aug 25, 2026 |
| Foundation Capital VIII, L.P. | 10% owner | – | – | Aug 25, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −18,703 | $195.56 | $3.66M | 68,830 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Conversion | +276,000 | – | – | 396,000 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −598 | $212.93 | $127.33K | 395,402 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −18,274 | $212.20 | $3.88M | 377,128 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −41,391 | $211.29 | $8.75M | 335,737 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −46,427 | $210.27 | $9.76M | 289,310 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −41,278 | $209.33 | $8.64M | 248,032 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −20,714 | $208.38 | $4.32M | 227,318 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −9,652 | $207.06 | $2.00M | 217,666 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −9,047 | $206.13 | $1.86M | 208,619 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −8,729 | $205.17 | $1.79M | 199,890 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −27,492 | $204.17 | $5.61M | 172,398 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −9,682 | $203.37 | $1.97M | 162,716 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −5,637 | $201.91 | $1.14M | 157,079 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −22,915 | $200.96 | $4.60M | 134,164 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −17,848 | $199.89 | $3.57M | 116,316 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −17,000 | $198.96 | $3.38M | 99,316 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −5,170 | $197.85 | $1.02M | 94,146 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −6,613 | $197.05 | $1.30M | 87,533 |
| Dhiraj Mallick Chief Operating Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −68,830 | $194.91 | $13.42M | 0 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −400 | $201.96 | $80.78K | 18,000 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −800 | $203.48 | $162.78K | 18,400 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −1,130 | $199.80 | $225.77K | 5,670 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −2,197 | $208.98 | $459.13K | 22,900 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −700 | $207.83 | $145.48K | 22,200 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −11,200 | $201.22 | $2.25M | 6,800 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −2,802 | $210.02 | $588.48K | 25,097 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −1,830 | $211.79 | $387.58K | 30,670 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −3,000 | $194.92 | $584.76K | 0 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −1,115 | $195.61 | $218.11K | 3,000 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −685 | $197.48 | $135.27K | 4,115 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −870 | $198.70 | $172.87K | 4,800 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −1,600 | $204.26 | $326.82K | 19,200 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −600 | $205.47 | $123.28K | 20,800 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −800 | $206.68 | $165.34K | 21,400 |
| Robert Patrick Komin Jr. Chief Financial Officer | Sep 29, 2026 | Sale(10b5-1 plan) | −2,771 | $211.03 | $584.76K | 27,899 |
| Yagnesh Patel Chief Accounting Officer | Sep 28, 2026 | Sale(10b5-1 plan) | −1,320 | $204.50 | $269.94K | 15,356 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −13,776 | $206.63 | $2.85M | 317,669 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −5,900 | $205.30 | $1.21M | 311,769 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −29,991 | $209.53 | $6.28M | 359,336 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −2,200 | $204.50 | $449.90K | 309,569 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Conversion | +120,000 | – | – | 465,569 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Gift | −36,000 | – | – | 429,569 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −500 | $212.14 | $106.07K | 429,069 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −6,869 | $207.54 | $1.43M | 331,445 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −21,022 | $208.41 | $4.38M | 338,314 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −30,565 | $210.45 | $6.43M | 389,327 |
| Sean Lie Chief Technology Officer | Sep 25, 2026 | Sale(10b5-1 plan) | −9,177 | $211.32 | $1.94M | 419,892 |
| Lior Susan Director | Sep 23, 2026 | Other | −451,118 | – | – | 6,490,711 |
| Lior Susan Director | Sep 23, 2026 | Other | +23,735 | – | – | 309,603 |
| Lior Susan Director | Sep 23, 2026 | Other | +25,757 | – | – | 351,927 |
| Eric Vishria Director | Sep 21, 2026 | Other | +44,507 | – | – | 275,854 |
| Andrew D. Feldman CEO, President, Director | Sep 21, 2026 | Other | +120 | – | – | 926 |
| Lior Susan Director | Sep 15, 2026 | Other | +24,463 | – | – | 315,124 |
| Lior Susan Director | Sep 15, 2026 | Other | −451,115 | – | – | 6,941,829 |
| Lior Susan Director | Sep 15, 2026 | Other | +23,734 | – | – | 278,775 |
| Eric Vishria Director | Sep 8, 2026 | Other | +44,507 | – | – | 231,347 |
| Andrew D. Feldman CEO, President, Director | Sep 8, 2026 | Other | +120 | – | – | 806 |
| Andrew D. Feldman CEO, President, Director | Sep 4, 2026 | Sale(10b5-1 plan) | −6,721 | $209.99 | $1.41M | 39,766 |
| Andrew D. Feldman CEO, President, Director | Sep 4, 2026 | Sale(10b5-1 plan) | −800 | $206.30 | $165.04K | 49,694 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Komin Robert Officer | Sep 29, 2026 | 32,500 | $6.39M | Sep 29, 2026 | Previously Exercised Stock Options |
| Mallick Dhiraj Officer | Sep 29, 2026 | 396,000 | $77.91M | Sep 29, 2026 | Exercise of Stock Options |
| Lie Sean Officer | Sep 25, 2026 | 120,000 | $24.77M | Sep 25, 2026 | Exercise of Stock Options |
| Lie Sean Officer | Sep 4, 2026 | 53,460 | $10.18M | Sep 4, 2026 | Performance Stock Units |
| Feldman Andrew Director, Officer | Sep 4, 2026 | 37,441 | $7.13M | Sep 4, 2026 | Exercise of Stock Options |
| Family Revocable Trust dated 7/15/02 Vassallo Director | Sep 4, 2026 | 50,000 | $9.52M | Sep 4, 2026 | Private Placement |
| Lie Sean Officer, 10% Stockholder | Aug 21, 2026 | 16,293 | $3.42M | Aug 21, 2026 | Exercise of Stock Options |
| Feldman Andrew Director, Officer | Aug 21, 2026 | 237,559 | $49.85M | Aug 21, 2026 | Exercise of Stock Options |
| Lie Sean Officer | Aug 20, 2026 | 710,247 | $153.19M | Aug 20, 2026 | Performance Stock Units |
| D. Feldman Andrew Officer, Director | Aug 18, 2026 | 26,644 | $6.71M | Aug 18, 2026 | Vesting of restricted stock units |
| Lie Sean Officer | Aug 18, 2026 | 21,257 | $5.36M | Aug 18, 2026 | Vesting of restricted stock units |
| Mallick Dhiraj Officer | Aug 18, 2026 | 38,889 | $9.80M | Aug 18, 2026 | Vesting of restricted stock units |
| Eric Vishria 10% Stockholder | Aug 17, 2026 | 68,268 | $15.70M | Aug 17, 2026 | Received in connection with pro-rata distributions for no considerat |
| Family Revocable Trust dated 7/15/02 Vassallo Director | Aug 14, 2026 | 50,000 | $11.55M | Aug 14, 2026 | Private Placement |