BECHTOLSHEIM ANDREAS

PrivateCIK: 1133206
Location

SANTA CLARA, CA

Senior insider sale

Chief Development Officer at ARISTA NETWORKS, INC. — senior position signals high conviction

$488.11M

2.75M shares

What this filing means

BECHTOLSHEIM ANDREAS plans to sell 2.75M shares of ARISTA NETWORKS, INC. valued at approximately $488.11M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderBECHTOLSHEIM ANDREASCIK 1133206
IssuerARISTA NETWORKS, INC.CIK 1596532
DirectorOfficer10% Owner· Chief Development Officer
Since Aug 2018
2.75M
Shares to sell
$488.11M
Approx. market value
300K
Acquired (3 months)
1
Planned
139 completed
Securities Acquired — Last 3 Months1
Sort

Acquired from shareholder in private transaction

Cash

1/21/2011
300K
Total acquired300K
Planned & Completed Dispositions140
Sort

Completed

Completed

Units to sell

1.85K

Market value

$355.2K

8/6/2026
Completed

Units to sell

5K

Market value

$961.7K

8/6/2026
Completed

Units to sell

5K

Market value

$961.6K

8/6/2026
Completed

Units to sell

100K

Market value

$19.31M

8/6/2026
Completed

Units to sell

15K

Market value

$2.89M

8/6/2026
Completed

Units to sell

20K

Market value

$3.87M

8/6/2026
Completed

Units to sell

10K

Market value

$1.93M

8/6/2026
Completed

Units to sell

15K

Market value

$2.89M

8/6/2026
Completed

Units to sell

10K

Market value

$1.93M

8/6/2026
Completed

Units to sell

15K

Market value

$2.89M

8/6/2026
Completed

Units to sell

5K

Market value

$961.9K

8/6/2026
Completed

Units to sell

20K

Market value

$3.91M

8/6/2026
Completed

Units to sell

20K

Market value

$3.87M

8/6/2026
Completed

Units to sell

100K

Market value

$19.17M

8/6/2026
Completed

Units to sell

5K

Market value

$961.0K

8/6/2026
Completed

Units to sell

5K

Market value

$962.1K

8/6/2026
Completed

Units to sell

15K

Market value

$2.89M

8/6/2026
Completed

Units to sell

5K

Market value

$961.0K

8/6/2026
Completed

Units to sell

20K

Market value

$3.86M

8/6/2026
Completed

Units to sell

10K

Market value

$1.92M

8/6/2026
Completed

Units to sell

10K

Market value

$1.93M

8/6/2026
Completed

Units to sell

15K

Market value

$3.09M

8/5/2026
Completed

Units to sell

10K

Market value

$2.04M

8/5/2026
Completed

Units to sell

10K

Market value

$2.03M

8/5/2026
Completed

Units to sell

10K

Market value

$2.04M

8/5/2026
Completed

Units to sell

15K

Market value

$3.08M

8/5/2026
Completed

Units to sell

5K

Market value

$1.01M

8/5/2026
Completed

Units to sell

20K

Market value

$4.13M

8/5/2026
Completed

Units to sell

5K

Market value

$1.02M

8/5/2026
Completed

Units to sell

5K

Market value

$1.02M

8/5/2026
Completed

Units to sell

15K

Market value

$3.07M

8/5/2026
Completed

Units to sell

20K

Market value

$4.17M

8/5/2026
Completed

Units to sell

10K

Market value

$2.04M

8/5/2026
Completed

Units to sell

20K

Market value

$4.15M

8/5/2026
Completed

Units to sell

15K

Market value

$3.06M

8/5/2026
Completed

Units to sell

100K

Market value

$19.87M

8/5/2026
Completed

Units to sell

5K

Market value

$1.02M

8/5/2026
Completed

Units to sell

20K

Market value

$4.15M

8/5/2026
Completed

Units to sell

15K

Market value

$2.73M

7/14/2026
Completed

Units to sell

10K

Market value

$1.81M

7/14/2026
Completed

Units to sell

20K

Market value

$3.67M

7/14/2026
Completed

Units to sell

5K

Market value

$901.6K

7/14/2026
Completed

Units to sell

20K

Market value

$3.65M

7/14/2026
Completed

Units to sell

100K

Market value

$17.78M

7/14/2026
Completed

Units to sell

10K

Market value

$1.81M

7/14/2026
Completed

Units to sell

15K

Market value

$2.73M

7/14/2026
Completed

Units to sell

5K

Market value

$900.9K

7/14/2026
Completed

Units to sell

10K

Market value

$1.81M

7/14/2026
Completed

Units to sell

10K

Market value

$1.81M

7/14/2026
Completed

Units to sell

5K

Market value

$899.7K

7/14/2026
Completed

Units to sell

15K

Market value

$2.72M

7/14/2026
Completed

Units to sell

5K

Market value

$900.0K

7/14/2026
Completed

Units to sell

20K

Market value

$3.66M

7/14/2026
Completed

Units to sell

20K

Market value

$3.69M

7/14/2026
Completed

Units to sell

15K

Market value

$2.74M

7/14/2026
Completed

Units to sell

15K

Market value

$2.46M

7/2/2026
Completed

Units to sell

5K

Market value

$815.4K

7/2/2026
Completed

Units to sell

5K

Market value

$815.0K

7/2/2026
Completed

Units to sell

100K

Market value

$16.06M

7/2/2026
Completed

Units to sell

5K

Market value

$815.3K

7/2/2026
Completed

Units to sell

10K

Market value

$1.63M

7/2/2026
Completed

Units to sell

15K

Market value

$2.46M

7/2/2026
Completed

Units to sell

10K

Market value

$1.63M

7/2/2026
Completed

Units to sell

5K

Market value

$815.6K

7/2/2026
Completed

Units to sell

15K

Market value

$2.47M

7/2/2026
Completed

Units to sell

15K

Market value

$2.47M

7/2/2026
Completed

Units to sell

10K

Market value

$1.63M

7/2/2026
Completed

Units to sell

20K

Market value

$3.32M

7/2/2026
Completed

Units to sell

10K

Market value

$1.64M

7/2/2026
Completed

Units to sell

20K

Market value

$3.36M

7/1/2026
Completed

Units to sell

5K

Market value

$815.7K

7/1/2026
Completed

Units to sell

5K

Market value

$813.9K

7/1/2026
Completed

Units to sell

10K

Market value

$1.63M

7/1/2026
Completed

Units to sell

5K

Market value

$815.5K

7/1/2026
Completed

Units to sell

15K

Market value

$2.50M

7/1/2026
Completed

Units to sell

10K

Market value

$1.66M

7/1/2026
Completed

Units to sell

100K

Market value

$16.08M

7/1/2026
Completed

Units to sell

10K

Market value

$1.65M

7/1/2026
Completed

Units to sell

15K

Market value

$2.51M

7/1/2026
Completed

Units to sell

15K

Market value

$2.51M

7/1/2026
Completed

Units to sell

20K

Market value

$3.38M

7/1/2026
Completed

Units to sell

5K

Market value

$815.3K

7/1/2026
Completed

Units to sell

15K

Market value

$2.52M

7/1/2026
Completed

Units to sell

10K

Market value

$1.64M

7/1/2026
Completed

Units to sell

15K

Market value

$2.51M

6/15/2026
Completed

Units to sell

10K

Market value

$1.66M

6/15/2026
Completed

Units to sell

5K

Market value

$823.7K

6/15/2026
Completed

Units to sell

5K

Market value

$824.1K

6/15/2026
Completed

Units to sell

10K

Market value

$1.65M

6/15/2026
Completed

Units to sell

100K

Market value

$16.42M

6/15/2026
Completed

Units to sell

5K

Market value

$825.0K

6/15/2026
Completed

Units to sell

20K

Market value

$3.37M

6/15/2026
Completed

Units to sell

15K

Market value

$2.49M

6/15/2026
Completed

Units to sell

20K

Market value

$3.36M

6/15/2026
Completed

Units to sell

10K

Market value

$1.65M

6/15/2026
Completed

Units to sell

5K

Market value

$824.5K

6/15/2026
Completed

Units to sell

15K

Market value

$2.49M

6/15/2026
Completed

Units to sell

10K

Market value

$1.65M

6/15/2026
Completed

Units to sell

15K

Market value

$2.50M

6/15/2026
Completed

Units to sell

5K

Market value

$800.0K

6/5/2026
Completed

Units to sell

10K

Market value

$1.60M

6/5/2026
Completed

Units to sell

100K

Market value

$15.57M

6/5/2026
Completed

Units to sell

5K

Market value

$800.0K

6/5/2026
Completed

Units to sell

15K

Market value

$2.40M

6/5/2026
Completed

Units to sell

10K

Market value

$1.60M

6/5/2026
Completed

Units to sell

10K

Market value

$1.60M

6/5/2026
Completed

Units to sell

15K

Market value

$2.40M

6/5/2026
Completed

Units to sell

5K

Market value

$800.0K

6/5/2026
Completed

Units to sell

10K

Market value

$1.60M

6/5/2026
Completed

Units to sell

5K

Market value

$800.0K

6/5/2026
Completed

Units to sell

15K

Market value

$2.40M

6/5/2026
Completed

Units to sell

15K

Market value

$2.40M

6/5/2026
Completed

Units to sell

15K

Market value

$2.43M

6/4/2026
Completed

Units to sell

5K

Market value

$810.5K

6/4/2026
Completed

Units to sell

15K

Market value

$2.43M

6/4/2026
Completed

Units to sell

5K

Market value

$810.5K

6/4/2026
Completed

Units to sell

20K

Market value

$3.28M

6/4/2026
Completed

Units to sell

15K

Market value

$2.43M

6/4/2026
Completed

Units to sell

5K

Market value

$810.5K

6/4/2026
Completed

Units to sell

100K

Market value

$16.41M

6/4/2026
Completed

Units to sell

10K

Market value

$1.62M

6/4/2026
Completed

Units to sell

10K

Market value

$1.62M

6/4/2026
Completed

Units to sell

5K

Market value

$810.5K

6/4/2026
Completed

Units to sell

15K

Market value

$2.43M

6/4/2026
Completed

Units to sell

10K

Market value

$1.62M

6/4/2026
Completed

Units to sell

10K

Market value

$1.62M

6/4/2026
Completed

Units to sell

15K

Market value

$2.39M

5/26/2026
Completed

Units to sell

5K

Market value

$783.2K

5/26/2026
Completed

Units to sell

15K

Market value

$2.38M

5/26/2026
Completed

Units to sell

5K

Market value

$784.1K

5/26/2026
Completed

Units to sell

10K

Market value

$1.58M

5/26/2026
Completed

Units to sell

10K

Market value

$1.58M

5/26/2026
Completed

Units to sell

100K

Market value

$15.52M

5/26/2026
Completed

Units to sell

5K

Market value

$782.8K

5/26/2026
Completed

Units to sell

10K

Market value

$1.58M

5/26/2026
Completed

Units to sell

15K

Market value

$2.38M

5/26/2026
Completed

Units to sell

10K

Market value

$1.57M

5/26/2026
Completed

Units to sell

5K

Market value

$782.3K

5/26/2026
Completed

Units to sell

15K

Market value

$2.39M

5/26/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

300K

Market value

$60.33M

8/27/2026
Total

Units

2.75M

Value

$488.11M