Arista Networks
✦ Quant Ownership Signal how this is computed
- The number of reporting institutions decreased by 5 in the most recent period (2026/Q3).
- Total institutional ownership fell 0.1 percentage points.
Institutional ownership
- Held by institutions
- 72.92% -0.13pp
- Institutions
- 2,705 -5
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
DivergingInstitutions trimmed shares last reporting period, and the stock has seen net inflows in main-fund flow over the last 20 trading sessions - the two are pointing in different directions.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Top holders as of 2026-09-17
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 15 buys · 35 sells
| Name | Role | Stake |
|---|---|---|
| Andreas Bechtolsheim | Co-Founder, Chairman & Chief Development Officer | 14.31% |
| Jayshree Ullal | Chief Executive Officer | 2.04% |
| Kenneth Duda | Co-Founder, CTO & Senior VP of Software Engineering | 0.25% |
| Charles Giancarlo | Independent Director | 0.01% |
| Daniel Scheinman | Lead Independent Director | 0.01% |
| Mark Templeton | Independent Director | 0.01% |
| Chantelle Breithaupt | Chief Financial Officer | 0.01% |
| Todd Nightingale | President | 0.01% |
| Lewis Chew | Independent Director | 0.00% |
| Yvonne Wassenaar | Independent Director | 0.00% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-10-08 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -158,543 | $217.05–217.10 |
| 2026-10-08 | Jayshree Ullal | CEO & Chairperson | Intent to Sell (Form 144) | -130,553 | $217.10 |
| 2026-10-07 | Jayshree Ullal | CEO & Chairperson | Intent to Sell (Form 144) | -27,990 | $7.28 |
| 2026-10-06 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -96,992 | $217.14 |
| 2026-10-05 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -460,374 | $211.36–213.06 |
| 2026-10-05 | Chantelle Breithaupt | Senior Vice President | Automatic Disposition | -1,224 | $215.00 |
| 2026-09-30 | Mark Templeton | Independent Director | Automatic Disposition | -5,000 | $201.62–206.03 |
| 2026-09-24 | Jayshree Ullal | CEO & Chairperson | Automatic Disposition | -62,622 | $211.40 |
| 2026-09-20 | Kenneth Duda | Co-Founder, President, CTO & Director | Automatic Disposition | -16,000 | $201.70–205.50 |
| 2026-09-20 | Kenneth Duda | Co-Founder, President, CTO & Director | Open Market Disposition | -10,000 | $201.70–205.50 |
| 2026-09-20 | Kenneth Duda | Co-Founder, President, CTO & Director | Derivative Exercise and Sale | -17,333 | $14.15–205.50 |
| 2026-09-16 | Andreas Bechtolsheim | Co-Founder & Chief Architect | Automatic Disposition | -300,000 | $193.61–204.31 |
| 2026-09-09 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Acquisition | +57,232 | -- |
| 2026-09-09 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Disposition | -57,232 | -- |
| 2026-09-07 | Mark Templeton | Independent Director | Automatic Disposition | -5,000 | $195.27–199.32 |
| 2026-09-07 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Acquisition | +200,000 | -- |
| 2026-09-07 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Disposition | -200,000 | -- |
| 2026-08-31 | Chantelle Breithaupt | Senior Vice President | Automatic Disposition | -612 | $195.77 |
| 2026-08-27 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Acquisition | +274,070 | -- |
| 2026-08-27 | Kenneth Duda | Co-Founder, President, CTO & Director | Other Disposition | -274,070 | -- |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-20 06:33:17 · For reference only, not investment advice and not tailored to your situation.
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