Insider trade

Director sold ~$523K of ANET shares in the open market

Traded Apr 17, 2026 · Filed Apr 21, 2026

~$523K
Reported value · 3,205 sh @ $163.0981: 1.09M
Holds after · shares reported: +24.5%
stock since the trade · S&P 500 +7.6%, $164.23 → $204.49 on Oct 1

Why it stands out

A board member of Arista Networks sold $523K of Arista Networks shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Apr 17, 2026
Reporting period: Not applicable
Filed with the SEC: Apr 21, 2026

DirectorIndirect holding$500K–$1MPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$522,729

Shares × reported transaction price

Timing vs results

64 days after results of Feb 12, 2026, 18 days before results of May 5, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $164.23 on Apr 17, 2026, at its 52-week high, after an 18% rise over the previous 30 trading days

52-week range $67.67 (Apr 21, 2025) to $164.23 (Apr 17, 2026), 100% of the way up, from 250 adjusted closes. 30 trading days earlier: $139.40 on Mar 5, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	-5.1%	+0.1%	-5.1%
30 days	-13.3%	+4.8%	-18.2%
90 days	-1.8%	+5.2%	-7.0%

Past results only. Not a forecast.

Source receipt

Record ID: 0001596532-26-000062
Filed / recorded: Apr 21, 2026, 11:05 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Arista Networks, Inc.
Issuer CIK: 1596532
Ticker: ANET
Reporting person: Kenneth Duda
Relationship: Director, Officer
Officer title: President and CTO
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Apr 17, 2026
Transaction code: S
Shares / units: 3,205
Price per share: $163.0981
Acquired / disposed: Disposed (D)
Shares owned after: 1,086,355
Ownership form: Indirect — By Childrens' Trust
Amendment: No

Footnotes from the filing

The sale of shares was effected pursuant to a Rule 10b5-1 trading plan entered into by the reporting person for the benefit of the reporting person's children on March 13, 2025.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $162.59 to $163.589, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
These shares are held in a trust for the benefit of a Child of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares.