ANET
Arista Networks
199.50$
+1.0%
vs. previous close
Closing price · As of: Sep 17, 2026
Ownership
Ownership Structure
Who owns Arista Networks (ANET)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 83.2% of the shares are freely tradable; institutional investors hold 72.8%.
Institutional ownership
?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
72.8%
Insiders
?Share of the stock held by the executives, founders and major shareholders of the company itself.
17.3%
Float
?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
83.2%
Short % of float
?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
1.4%
Shares Outstanding
?Total number of shares issued. Price times share count gives market cap.
1,261Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.29 | 91,907,642 | -3.7 | 03/31/2026 |
| Vanguard Capital Management, LLC | 5.41 | 68,270,206 | +0.0 | 03/31/2026 |
| FMR Inc | 4.15 | 52,306,626 | +34.0 | 03/31/2026 |
| State Street Corp | 3.71 | 46,761,991 | -0.4 | 03/31/2026 |
| T. Rowe Price Associates, Inc. | 2.32 | 29,321,973 | -21.1 | 03/31/2026 |
| Geode Capital Management, LLC | 2.16 | 27,229,280 | +3.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 2.05 | 25,839,674 | +0.0 | 03/31/2026 |
| Cresset Asset Management, LLC | 1.64 | 20,692,711 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.70 | 34,081,571 | +0.3 | 07/31/2026 |
| Vanguard 500 Index Investor | 2.15 | 27,104,738 | +1.1 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Bechtolsheim Andreas | 10% Owner | 180,843,048 | 36,078,188,076 $ | Aug 6, 2026 | both |
| Ullal Jayshree | CEO and Chairperson | 20,909,417 | 4,171,428,692 $ | Aug 12, 2026 | both |
| Duda Kenneth | President and CTO | 2,424,842 | 483,755,979 $ | Aug 20, 2026 | both |
| Giancarlo Charles H | Director | 185,842 | 37,075,479 $ | Aug 3, 2026 | both |
| Scheinman Daniel | Director | 158,730 | 31,666,635 $ | Aug 20, 2026 | direct |
| Breithaupt Chantelle Yvette | Senior Vice President, CFO | 69,921 | 13,949,240 $ | Sep 1, 2026 | direct |
| Nightingale Todd | President and COO | 69,463 | 13,857,869 $ | Aug 20, 2026 | direct |
| Templeton Mark B | Director | 53,410 | 10,655,295 $ | Sep 8, 2026 | direct |
| Chew Lewis | Director | 31,770 | 6,338,115 $ | Aug 20, 2026 | direct |
| Wassenaar Yvonne | Director | 10,322 | 2,059,239 $ | Aug 20, 2026 | direct |
| Battles Kelly Bodnar | Director | 10,194 | 2,033,703 $ | Aug 21, 2026 | direct |
| Lavender Robert G | Director | 4,607 | 919,097 $ | Aug 20, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | Duda Kenneth | President and CTO | Other | 57,232 | 0.00 | – |
| Sep 10, 2026 | Duda Kenneth | President and CTO | Other | 28,616 | 0.00 | – |
| Sep 8, 2026 | Templeton Mark B | Director | Sell | 300 | 199.32 | 59,795 |
| Sep 8, 2026 | Templeton Mark B | Director | Sell | 1,700 | 198.44 | 337,344 |
| Sep 8, 2026 | Templeton Mark B | Director | Sell | 1,000 | 197.46 | 197,460 |
| Sep 8, 2026 | Templeton Mark B | Director | Sell | 700 | 196.20 | 137,339 |
| Sep 8, 2026 | Templeton Mark B | Director | Sell | 1,300 | 195.27 | 253,850 |
| Sep 8, 2026 | Duda Kenneth | President and CTO | Other | 200,000 | 0.00 | – |
| Sep 8, 2026 | Duda Kenneth | President and CTO | Other | 100,000 | 0.00 | – |
| Sep 1, 2026 | Breithaupt Chantelle Yvette | Senior Vice President, CFO | Sell | 612 | 195.77 | 119,811 |
| Aug 28, 2026 | Duda Kenneth | President and CTO | Other | 102,320 | 0.00 | – |
| Aug 28, 2026 | Duda Kenneth | President and CTO | Other | 42,938 | 0.00 | – |
| Aug 28, 2026 | Duda Kenneth | President and CTO | Other | 42,937 | 0.00 | – |
| Aug 28, 2026 | Duda Kenneth | President and CTO | Other | 51,160 | 0.00 | – |
| Aug 28, 2026 | Duda Kenneth | President and CTO | Other | 85,875 | 0.00 | – |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 5,646 | 205.45 | 1,159,972 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 64,510 | 204.82 | 13,213,222 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 20,852 | 203.69 | 4,247,354 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 73,794 | 202.71 | 14,958,959 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 70,054 | 201.74 | 14,132,421 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 50,091 | 200.81 | 10,058,934 |
| Aug 27, 2026 | Bechtolsheim Andreas | 10% Owner | Sell | 15,053 | 199.91 | 3,009,185 |
| Aug 25, 2026 | Ullal Jayshree | CEO and Chairperson | Sell | 400 | 192.64 | 77,055 |
| Aug 25, 2026 | Ullal Jayshree | CEO and Chairperson | Sell | 10,128 | 191.99 | 1,944,433 |
| Aug 25, 2026 | Ullal Jayshree | CEO and Chairperson | Sell | 3,281 | 191.10 | 627,003 |
| Aug 21, 2026 | Battles Kelly Bodnar | Director | Sell | 213 | 188.69 | 40,191 |
| Aug 21, 2026 | Battles Kelly Bodnar | Director | Sell | 40 | 187.77 | 7,511 |
| Aug 21, 2026 | Battles Kelly Bodnar | Director | Sell | 35 | 186.93 | 6,542 |
| Aug 21, 2026 | Battles Kelly Bodnar | Director | Sell | 64 | 185.61 | 11,879 |
| Aug 21, 2026 | Battles Kelly Bodnar | Director | Sell | 70 | 184.77 | 12,934 |
| Aug 20, 2026 | Ullal Jayshree | CEO and Chairperson | Other | 13,855 | 186.45 | 2,583,265 |
| Aug 20, 2026 | Ullal Jayshree | CEO and Chairperson | Other | 27,664 | 0.00 | – |
| Aug 20, 2026 | Nightingale Todd | President and COO | Other | 63,540 | 186.45 | 11,847,033 |
| Aug 20, 2026 | Nightingale Todd | President and COO | Other | 10,360 | 0.00 | – |
| Aug 20, 2026 | Nightingale Todd | President and COO | Other | 116,515 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 15,541 | 186.45 | 2,897,619 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 1,350 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 19,816 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 1,832 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 4,148 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Other | 3,880 | 0.00 | – |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 472 | 186.97 | 88,250 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 3,789 | 186.13 | 705,230 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 3,317 | 185.18 | 614,249 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 2,422 | 184.33 | 446,447 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 754 | 186.97 | 140,975 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 6,063 | 186.13 | 1,128,480 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 5,308 | 185.18 | 982,947 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 3,875 | 184.33 | 714,278 |
| Aug 20, 2026 | Duda Kenneth | President and CTO | Sell | 818 | 186.97 | 152,941 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.