Who owns Arista Networks (ANET)?
152 holders named in SEC filings declare between 62.4% and 80.3% of Arista Networks' shares outstanding, as of Sep 25, 2026. The largest are Andreas Bechtolsheim (14.3%), Vanguard (8.3%) and BlackRock (7.2%); the five largest hold 37.4% together. Another 2,108 institutions hold small positions worth 7.6%. At least 12.1% of the shares appear in no ownership filing: investors who do not have to report, mostly individuals. From Mar 31, 2026 to Jun 30, 2026, institutions that filed both quarters bought 5.0% and sold 4.4% of the shares, a net purchase of 0.61%; 318 opened a position, 934 added, 720 reduced and 110 sold out. Biggest buyers: Capital Group (+3.8M shares) and Alyeska Investment Group, L.P. (+3.2M shares). Biggest sellers: DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (-5.6M) and Fidelity (FMR) (-5.0M). Directors and officers, from their latest Form 4: Andreas Bechtolsheim (14.3%) and Jayshree Ullal (2.0%). Over time, 2,238 managers declared Arista Networks in their 13F for Q2 2026, against 511 for Q4 2019: together at most 71.4% of the shares outstanding, against 59.5%.
| Holder | Filing | Share of capital | As of | Holding since (13F) |
|---|---|---|---|---|
| Andreas Bechtolsheim | Form 4 | 14.3% | Sep 17, 2026 | — |
| Vanguard | 13F | 8.3% | Jun 30, 2026 | Q4 2019 or earlier |
| BlackRock | 13F | 7.2% | Jun 30, 2026 | Q4 2019 or earlier |
| State Street | 13F | 3.8% | Jun 30, 2026 | Q4 2019 or earlier |
| Fidelity (FMR) | 13F | 3.8% | Jun 30, 2026 | Q4 2019 or earlier |
| T. Rowe Price | 13F | 2.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Geode Capital | 13F | 2.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Jayshree Ullal | Form 4 | 2.0% | Sep 25, 2026 | — |
| Morgan Stanley | 13F | 1.6% | Jun 30, 2026 | Q4 2019 or earlier |
| Cresset Asset Management, LLC | 13F | 1.5% | Jun 30, 2026 | Q1 2023 |
| Capital Group | 13F | 1.5% | Jun 30, 2026 | Q4 2019 or earlier |
| UBS | 13F | 1.3% | Jun 30, 2026 | Q4 2019 or earlier |
| Ameriprise Financial, Inc. | 13F | 1.0% | Jun 30, 2026 | Q4 2019 or earlier |
| Norges Bank | 13F | 0.97% | Jun 30, 2026 | Q4 2019 or earlier |
| JPMorgan | 13F | 0.93% | Jun 30, 2026 | Q4 2019 or earlier |
| Nuveen | 13F | 0.85% | Jun 30, 2026 | Q4 2019 or earlier |
| Northern Trust | 13F | 0.80% | Jun 30, 2026 | Q4 2019 or earlier |
| Franklin Templeton | 13F | 0.79% | Jun 30, 2026 | Q2 2020 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 13F | 0.77% | Jun 30, 2026 | Q2 2022 |
| Goldman Sachs | 13F | 0.76% | Jun 30, 2026 | Q4 2019 or earlier |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 13F | 0.76% | Jun 30, 2026 | Q1 2025 |
| Deutsche Bank | 13F | 0.74% | Jun 30, 2026 | Q4 2019 or earlier |
| Wellington | 13F | 0.67% | Jun 30, 2026 | Q4 2019 or earlier |
| Charles Schwab | 13F | 0.65% | Jun 30, 2026 | Q4 2019 or earlier |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 13F | 0.60% | Jun 30, 2026 | Q1 2024 |
Arista Networks institutional ownership over time
| Quarter | 13F managers | Share of the company (upper bound) | Value declared | Held by stock pickers |
|---|---|---|---|---|
| Q4 2019 | 511 | 59.5% | $9.2B | 58.5% |
| Q4 2020 | 608 | 63.0% | $13.8B | 58.5% |
| Q4 2021 | 737 | 63.4% | $28.0B | 60.7% |
| Q4 2022 | 831 | 69.8% | $25.9B | 59.2% |
| Q4 2023 | 1,196 | 68.5% | $50.2B | 53.0% |
| Q4 2024 | 1,566 | 66.5% | $92.6B | 51.5% |
| Q4 2025 | 1,982 | 68.7% | $113.3B | 51.3% |
| Q2 2026 | 2,238 | 71.4% | $152.5B | 52.2% |
From SEC Form 13F, every quarter since the end of 2019, read like the current quarter: entities of a house summed, a value contradicting its share count set aside. The share of the company is an upper bound — two managers can declare the same shares — over the shares outstanding at that date.