The largest holder of Arista Networks stock is Andreas Bechtolsheim14.31 %, with 180.5 million shares (14.31% of the company), worth about $35.33 billion as of September 25, 2026. The 10 largest holders together own 42.4%.
In Q2 2026, 2,382 institutional holdings reports listed 1.17 billion shares worth $156.00 billion, up 33.4% in shares from Q1 2026.
Insiders reported 100 transactions in the last two years: 52 sales worth $1.28 billion and no purchases. The newest one on file is from May 1, 2026 (Giancarlo Charles H, Director).
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026); insider transactions on file through May 1, 2026.

2026Q2
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Andreas Bechtolsheim14.31 % | 180.5 million | 14.31% | $35.3B |
| Vanguard Capital Management LLC | 68.7 million | 5.45% | $13.4B |
| BlackRock Advisors LLC | 68.1 million | 5.40% | $13.3B |
| State Street Corporation | 48.2 million | 3.82% | $9.4B |
| Fidelity Management & Research Co. LLC | 47.3 million | 3.75% | $9.3B |
| Geode Capital Management LLC | 27.5 million | 2.18% | $5.4B |
| Jayshree Ullal2.047 % | 25.8 million | 2.05% | $5.1B |
| Vanguard Portfolio Management LLC | 25.8 million | 2.05% | $5.1B |
| T. Rowe Price International Ltd. | 23.2 million | 1.84% | $4.5B |
| BlackRock Life Ltd. | 20.3 million | 1.61% | $4.0B |
As of September 25, 2026.
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 2,382 | 1.17 billion | $156.0B |
| Q1 2026 | 2,138 | 877.0 million | $108.0B |
| Q4 2025 | 2,096 | 867.0 million | $114.0B |
| Q3 2025 | 2,002 | 862.0 million | $130.0B |
| Q2 2025 | 1,775 | 850.0 million | $86.9B |
| Q1 2025 | 1,686 | 854.0 million | $66.1B |
| Q4 2024 | 1,605 | 839.0 million | $92.8B |
| Q3 2024 | 2 | 154 | $58,900 |
Shares and value held by institutions that file quarterly holdings reports (options not included).
| Insider | Date | Title | Transaction | Value |
|---|---|---|---|---|
| Giancarlo Charles H | May 1, 2026 | Director | Sale at price 173.39 - 176.89 per share. | $1.4M |
| Ullal Jayshree | Apr 22, 2026 | Chief Executive Officer | Sale at price 177.28 - 178.22 per share. | $75.9M |
| Ullal Jayshree | Apr 21, 2026 | Chief Executive Officer | Sale at price 167.64 - 170.51 per share. | $15.8M |
| Ullal Jayshree | Apr 20, 2026 | Chief Executive Officer | Sale at price 167.31 per share. | $51.2M |
| Duda Kenneth | Apr 17, 2026 | President | Sale at price 161.18 - 164.86 per share. | $9.5M |
| Duda Kenneth | Apr 17, 2026 | President | Conversion of Exercise of derivative security at price 15.26 per share. | $488,400 |
| Ullal Jayshree | Apr 16, 2026 | Chief Executive Officer | Sale at price 159.20 - 160.55 per share. | $55.8M |
| Wassenaar Yvonne | Apr 15, 2026 | Director | Sale at price 151.07 - 154.72 per share. | $213,533 |
| Breithaupt Chantelle Yvette | Apr 14, 2026 | Chief Financial Officer | Sale at price 155.02 per share. | $1.4M |
| Ullal Jayshree | Apr 13, 2026 | Chief Executive Officer | Sale at price 150.11 per share. | $16.9M |
| Giancarlo Charles H | Apr 1, 2026 | Director | Sale at price 125.38 - 127.00 per share. | $1.0M |
| Duda Kenneth | Mar 17, 2026 | President | Sale at price 133.03 - 135.97 per share. | $7.8M |
Newest 12 of 100 insider transactions in the last two years.
Andreas Bechtolsheim14.31 %, with 14.31% of the company (as of September 25, 2026). Next: Vanguard Capital Management LLC (5.45%) and BlackRock Advisors LLC (5.40%).
2,382 institutional holdings reports listed Arista Networks shares in Q2 2026, 1.17 billion shares in all worth $156.00 billion.
In the last two years insiders reported 52 sales and no purchases (100 transactions in all); the newest on file is from May 1, 2026.