Arista Networks ANET
$170.80 +$11.64 (+7.31%)
Market closed · Nov 7, 9:10 am ET · Last extended-hours $170.80 0.00%
Open$172.80
Prev close$159.16
Day range$167.00 – $173.60
Volume11.98M
Market cap$215.79B
P/E (TTM)45.8
Dividend yield–
Ownership & positioning
Who holds it, who is betting against it, and where the big money is moving
Institutional ownership72.8%-0.05 pts vs. prior quarter
Institutions holding2,824+95 vs. prior quarter
Insider trades (recent)15 buys / 35 sellsNet selling
Short interest0.97% of floatDays to cover 2.2 · as of 15 Oct 2026
Short-sale volume share8.6%5-day average of daily volume
Short-sale volume as % of daily volume
Large-order net flow, last 20 sessions
Net of large-order buying minus selling, in USD. Over this window: −$74.75M (4 inflow days, 16 outflow days).
Net flow by order size, last 20 sessions
Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.
The five largest holders on file together own 34.7% of shares outstanding.
Largest holders
By investor type
Reported short interest has held roughly steady near 0.97% of float over the last 6 biweekly reports (31 Jul 2026 to 15 Oct 2026).
Recent institutional activity
| Holder | Type | Period | Share change | New stake |
|---|---|---|---|---|
| Assenagon Asset Management S.A. | Mutual Fund | 2026/Q3 | +1,343,263 | 0.3% |
| Swedbank Robur Fonder AB | Mutual Fund | 2026/Q3 | +856,623 | 0.6% |
| Capital Research | Mutual Fund | 2026/Q3 | +3,781,100 | 1.5% |
| Alyeska Investment Group, L.P. | Hedge Fund | 2026/Q3 | +3,165,387 | 0.3% |
| Columbia Management Investment Advisers, LLC | Mutual Fund | 2026/Q3 | +2,771,999 | 1.0% |
| MFS Investment Management | Mutual Fund | 2026/Q3 | +2,497,275 | 0.8% |
| J.P. Morgan Asset Management, Inc. | Mutual Fund | 2026/Q3 | +2,458,022 | 0.6% |
| Citadel Advisors LLC | Hedge Fund | 2026/Q3 | +2,171,329 | 0.2% |
| Brown Advisory Incorporated | Mutual Fund | 2026/Q3 | +1,814,462 | 0.1% |
| Janus Henderson Group plc | Mutual Fund | 2026/Q3 | +1,605,200 | 0.5% |
| ClearBridge Investments, LLC | Mutual Fund | 2026/Q3 | +1,570,465 | 0.5% |
| Franklin Resources | Mutual Fund | 2026/Q3 | +1,518,278 | 0.6% |
| Winslow Capital Management, LLC | Mutual Fund | 2026/Q3 | +1,419,679 | 0.3% |
| State Street Global Advisors | Mutual Fund | 2026/Q3 | +1,403,812 | 3.8% |
| Deutsche Bank Aktiengesellschaft | Public Company | 2026/Q3 | +1,369,998 | 0.1% |
Institutional buy/sell activity by reporting period, largest moves first.
Insider transactions
| Date | Insider | Title | Transaction | Shares | Price | Held after |
|---|---|---|---|---|---|---|
| 19 Oct 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Automatic Disposition | -26,000 | $182.79 | 3,064,946 |
| 19 Oct 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Derivative Exercise and Sale | -17,333 | $182.79 | 3,064,946 |
| 8 Oct 2026 | Jayshree Ullal | CEO & Chairperson | Intent to Sell (Form 144) | -130,553 | $217.10 | – |
| 8 Oct 2026 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -158,543 | $217.10 | 25,041,806 |
| 7 Oct 2026 | Jayshree Ullal | CEO & Chairperson | Intent to Sell (Form 144) | -27,990 | $7.28 | – |
| 6 Oct 2026 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -96,992 | $217.14 | 25,200,349 |
| 5 Oct 2026 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -460,374 | $213.06 | 25,297,341 |
| 5 Oct 2026 | Chantelle Breithaupt | Senior Vice President | Automatic Disposition | -1,224 | $215.00 | 68,697 |
| 30 Sep 2026 | Mark Templeton | Independent Director | Automatic Disposition | -5,000 | $206.03 | 123,610 |
| 24 Sep 2026 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -62,622 | $211.40 | 25,757,715 |
| 20 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Automatic Disposition | -16,000 | $205.50 | 3,090,946 |
| 20 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Open Market Disposition | -10,000 | $205.50 | 3,090,946 |
| 20 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Derivative Exercise and Sale | -17,333 | $205.50 | 3,090,946 |
| 16 Sep 2026 | Andreas Bechtolsheim | Co-Founder & Chief Architect | Automatic Disposition | -300,000 | $204.31 | 180,543,048 |
| 9 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Acquisition | +57,232 | – | 3,116,946 |
| 9 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Disposition | -57,232 | – | 3,116,946 |
| 7 Sep 2026 | Mark Templeton | Independent Director | Automatic Disposition | -5,000 | $199.32 | 128,610 |
| 7 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Acquisition | +200,000 | – | 3,116,946 |
| 7 Sep 2026 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Disposition | -200,000 | – | 3,116,946 |
| 31 Aug 2026 | Chantelle Breithaupt | Senior Vice President | Automatic Disposition | -612 | $195.77 | 69,921 |
From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.
Short interest, by report
| Report date | Shares short | % of float | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 12,206,661 | 1.0% | 2.2 |
| 30 Sep 2026 | 11,934,591 | 0.9% | 2.3 |
| 15 Sep 2026 | 13,245,323 | 1.1% | 3.0 |
| 31 Aug 2026 | 14,510,842 | 1.2% | 2.5 |
| 14 Aug 2026 | 12,873,977 | 1.0% | 1.4 |
| 31 Jul 2026 | 12,815,409 | 1.0% | 1.9 |
No comments yet — be the first to weigh in on ANET.
Sign in to join the discussion.