ANET SEC Filing News — Arista Networks, Inc.

Latest SEC filings for Arista Networks, Inc. (ANET) explained in plain English. Covers insider buying and selling (Form 4), proposed insider sales (Form 144), material company events (8-K), and quarterly & annual reports (10-Q / 10-K). All data sourced directly from SEC EDGAR — last updated 2026-07-22.

Arista Networks, Inc. engages in the development, marketing, and sale of data-driven, client to cloud networking solutions for AI, data center, campus, and routing environments in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. Its cloud networking solutions consist of Extensible Operating System (EOS), a publish-subscribe state-sharing networking operating system offered in combination with a set of network applications. The company offers data center, cloud and AI networki…
Sector: Technology Industry: Computer Hardware Market Cap: $227.1B CIK: 1596532
20
Total Filings
0
Bullish Signals
18
Bearish Signals
11
Insider Transactions
0
Material Events (8-K)
0
Periodic Reports
Insider activity for ANET has skewed bearish recently. Of the 20 filings tracked, 18 carry bearish signals (such as insider sales or negative 8-K disclosures) versus 0 bullish. This does not necessarily signal fundamental deterioration — insiders sell for many reasons — but it is worth monitoring alongside the company's core financial metrics.
ANET Filing Activity Snapshot 2026-06-15 — 2026-07-22
Insider Transactions (Form 4)
0 buys vs 9 sells
Net insider selling in this period — insiders sell for many reasons beyond conviction.
Largest Transaction
$109.54M
Andreas Bechtolsheim · 2026-07-14
300,000 shares · Form 144
Form 144 Notices
9
Proposed insider sales filed — Form 144 is a notice of intent, not a confirmed transaction. Actual sales are confirmed via Form 4.
Recent SEC Filings
Form 4 Insider Selling 2026-07-22

ANET insider Duda Kenneth (Director, President and CTO) sold 43,333 shares (~$7.39M)

Duda Kenneth, listed as Director, President and CTO at Arista Networks, Inc., reported an open-market sale of 43,333 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Duda Kenneth (Director, President and CTO) Shares: 43,333 Est. Value: $7.39M
Form 4 Insider Selling 2026-07-16

ANET insider BECHTOLSHEIM ANDREAS (10% Owner) sold 300,000 shares (~$54.23M)

BECHTOLSHEIM ANDREAS, listed as 10% Owner at Arista Networks, Inc., reported an open-market sale of 300,000 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: BECHTOLSHEIM ANDREAS (10% Owner) Shares: 300,000 Est. Value: $54.23M
Form 4 Insider Selling 2026-07-14

ANET insider Ullal Jayshree (Director, CEO and Chairperson) sold 234,578 shares (~$43.91M)

Ullal Jayshree, listed as Director, CEO and Chairperson at Arista Networks, Inc., reported an open-market sale of 234,578 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Ullal Jayshree (Director, CEO and Chairperson) Shares: 234,578 Est. Value: $43.91M
Form 144 Large Proposed Insider Sale 2026-07-14

ANET Form 144 filed for proposed insider sale by Andreas Bechtolsheim (300,000 shares) ~$109.54M

Andreas Bechtolsheim filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Andreas Bechtolsheim Shares: 300,000 Est. Value: $109.54M
Form 4 Insider Selling 2026-07-13

ANET insider Ullal Jayshree (Director, CEO and Chairperson) sold 242,422 shares (~$45.62M)

Ullal Jayshree, listed as Director, CEO and Chairperson at Arista Networks, Inc., reported an open-market sale of 242,422 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Ullal Jayshree (Director, CEO and Chairperson) Shares: 242,422 Est. Value: $45.62M
Form 144 Large Proposed Insider Sale 2026-07-10

ANET Form 144 filed for proposed insider sale by Ullal Jayshree (234,578 shares) ~$87.81M

Ullal Jayshree filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Ullal Jayshree Shares: 234,578 Est. Value: $87.81M
Form 144 Large Proposed Insider Sale 2026-07-09

ANET Form 144 filed for proposed insider sale by Ullal Jayshree (242,422 shares) ~$91.23M

Ullal Jayshree filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Ullal Jayshree Shares: 242,422 Est. Value: $91.23M
Form 4 Insider Selling 2026-07-07

ANET insider BECHTOLSHEIM ANDREAS (10% Owner) sold 240,000 shares (~$39.04M)

BECHTOLSHEIM ANDREAS, listed as 10% Owner at Arista Networks, Inc., reported an open-market sale of 240,000 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: BECHTOLSHEIM ANDREAS (10% Owner) Shares: 240,000 Est. Value: $39.04M
Form 4 Insider Selling 2026-07-06

ANET insider BECHTOLSHEIM ANDREAS (10% Owner) sold 260,000 shares (~$42.70M)

BECHTOLSHEIM ANDREAS, listed as 10% Owner at Arista Networks, Inc., reported an open-market sale of 260,000 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: BECHTOLSHEIM ANDREAS (10% Owner) Shares: 260,000 Est. Value: $42.70M
Form 4 Insider Selling 2026-07-06

ANET insider Giancarlo Charles H (Director) sold 8,000 shares (~$1.34M)

Giancarlo Charles H, listed as Director at Arista Networks, Inc., reported an open-market sale of 8,000 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Giancarlo Charles H (Director) Shares: 8,000 Est. Value: $1.34M
Form 144 Large Proposed Insider Sale 2026-07-02

ANET Form 144 filed for proposed insider sale by Andreas Bechtolsheim (240,000 shares) ~$76.80M

Andreas Bechtolsheim filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Andreas Bechtolsheim Shares: 240,000 Est. Value: $76.80M
Form 144 Large Proposed Insider Sale 2026-07-01

ANET Form 144 filed for proposed insider sale by Andreas Bechtolsheim (260,000 shares) ~$86.64M

Andreas Bechtolsheim filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Andreas Bechtolsheim Shares: 260,000 Est. Value: $86.64M
Form 4 Tax / Compensation Filing 2026-06-24

ANET insider Form 4 filed for equity award, exercise, or tax withholding

Duda Kenneth (Director, President and CTO) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Duda Kenneth (Director, President and CTO)
Form 4 Insider Selling 2026-06-24

ANET insider Duda Kenneth (Director, President and CTO) sold 43,333 shares (~$7.43M)

Duda Kenneth, listed as Director, President and CTO at Arista Networks, Inc., reported an open-market sale of 43,333 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Duda Kenneth (Director, President and CTO) Shares: 43,333 Est. Value: $7.43M
Form 144 Large Proposed Insider Sale 2026-06-22

ANET Form 144 filed for proposed insider sale by Kenneth Duda (32,000 shares) ~$11.18M

Kenneth Duda filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Kenneth Duda Shares: 32,000 Est. Value: $11.18M
Form 144 Large Proposed Insider Sale 2026-06-22

ANET Form 144 filed for proposed insider sale by Kenneth Duda (32,000 shares) ~$11.18M

Kenneth Duda filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Kenneth Duda Shares: 32,000 Est. Value: $11.18M
Form 144 Large Proposed Insider Sale 2026-06-22

ANET Form 144 filed for proposed insider sale by Kenneth Duda (40,000 shares) ~$13.97M

Kenneth Duda filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Kenneth Duda Shares: 40,000 Est. Value: $13.97M
Form 144 Large Proposed Insider Sale 2026-06-22

ANET Form 144 filed for proposed insider sale by Kenneth Duda (69,332 shares) ~$24.22M

Kenneth Duda filed a Form 144 with the SEC indicating intent to sell ANET (Arista Networks, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.

Filing: Form 144 (Proposed Sale Notice) Insider: Kenneth Duda Shares: 69,332 Est. Value: $24.22M
Form 4 Insider Selling 2026-06-17

ANET insider BECHTOLSHEIM ANDREAS (10% Owner) sold 260,000 shares (~$43.05M)

BECHTOLSHEIM ANDREAS, listed as 10% Owner at Arista Networks, Inc., reported an open-market sale of 260,000 ANET shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: BECHTOLSHEIM ANDREAS (10% Owner) Shares: 260,000 Est. Value: $43.05M
Form 4 Tax / Compensation Filing 2026-06-15

ANET insider Form 4 filed for equity award, exercise, or tax withholding

Duda Kenneth (Director, President and CTO) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Duda Kenneth (Director, President and CTO) Shares: 88,784

Understanding Arista Networks, Inc.'s SEC Filings

Form 4 — Insider Transactions

Executives, directors, and large shareholders must report any purchase or sale of ANET shares within two business days. Consistent buying by multiple insiders is often read as a confidence signal; large sales may reflect diversification or liquidity needs rather than negative conviction.

Form 144 — Proposed Insider Sales

Filed when a company affiliate intends to sell restricted or control shares. A Form 144 is a notice of intent, not confirmation — the actual sale is later confirmed via Form 4. It gives investors advance visibility into planned insider selling activity.

8-K — Material Events

The 8-K is an event-driven filing that Arista Networks, Inc. must submit within four business days of a significant development — including earnings results, mergers, executive changes, credit facility updates, or regulatory actions. Each 8-K item code maps to a specific event type.

10-Q & 10-K — Periodic Reports

The 10-Q (quarterly) and 10-K (annual) are comprehensive reports covering Arista Networks, Inc.'s financial results, risk factors, management discussion, and business operations. The 10-K includes audited financials and is the most complete public disclosure the company makes each year.

Frequently Asked Questions — ANET SEC Filings

What SEC filings does Arista Networks, Inc. submit to the SEC?

Arista Networks, Inc. (ANET) submits several types of SEC filings including Form 4 (insider transactions), Form 144 (proposed insider sales), 8-K reports (material events such as earnings releases, acquisitions, leadership changes), and periodic reports — the 10-Q (quarterly) and 10-K (annual). All filings are publicly available through SEC EDGAR.

What does a Form 4 filing tell me about ANET?

A Form 4 for ANET discloses a transaction by a company insider — typically a director, officer, or 10%+ shareholder. It shows the date, number of shares bought or sold, the price, and the insider's updated total ownership. Consistent insider buying across multiple executives is often interpreted as a bullish signal.

How do I interpret an 8-K filing from Arista Networks, Inc.?

An 8-K signals a material event requiring prompt disclosure. Common triggers include earnings pre-announcements, acquisitions, leadership appointments or departures, credit changes, or regulatory actions. Read the item codes inside the filing to understand exactly what was disclosed before drawing conclusions.

What is the difference between a 10-K and 10-Q for ANET?

The 10-K is Arista Networks, Inc.'s annual report with fully audited financial statements, comprehensive MD&A, and complete risk factor disclosures — filed 60–90 days after fiscal year-end. The 10-Q is a lighter quarterly report with unaudited financials filed for the first three quarters. Together they provide a continuous financial picture of the company.

Where can I see all ANET SEC filings directly on EDGAR?

You can view all historical Arista Networks, Inc. filings on the SEC EDGAR company page for ANET. Each filing card on this page links directly to the original SEC document.

How often does Arista Networks, Inc. file with the SEC?

Arista Networks, Inc. files one 10-K per year and up to three 10-Qs per year. Form 4 insider transactions must be reported within two business days of each trade, so the frequency depends on how often insiders are buying or selling ANET shares. 8-K filings occur whenever a material event happens — which can be several times per quarter for an active company.

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SEC filing data is sourced from SEC EDGAR. This page is updated automatically as new filings are detected. Content is for informational purposes only and does not constitute investment advice. Full Disclaimer.