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Last update: Aug 20, 2026, 5:08 PM ET
Arista Networks, Inc.
$183.75 1.45% today
After Hours

Why Arista Networks, Inc. (ANET) stock moved

Updated Aug 20, 2026

Arista Networks, Inc. (ANET) shares fell 1.4% to $183.75 as of August 20, 2026, a modest decline from the prior close of $186.45. BestStocks flagged the session as a major change for ANET. Below, we break down what changed for ANET, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

ANET fell 1.4% to $183.75

ANET fell 1.4% in its latest session, moving from $186.45 to $183.75.

RiskWeak confidence
Rel. volume
0.5×
Below Avg
Vs peers
No comparable peers
Market cap
$231.4B
New York Stock Exchange
Analyst target
$225
+22.6% vs price
Price chart
Jul 20 – Aug 20
VVVVVNFENVEVVV$158$184$211Jul 20Jul 28Aug 5Aug 12Aug 20
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for Arista Networks, Inc. investors

For Arista Networks, Inc. investors, the recent signals add up to a bearish shift. On the constructive side: Positive price momentum; Arista Networks beat Q2 earnings and raised full-year 2026 revenue guidance to $12.6B (its third raise) on supply chain improvements and AI/data center momentum, per Zacks and Motley Fool (2026-08-05). Weighing against that: Negative session, down 1.4%; Arista Networks fell 5.21% to $191.29 in intraday trading with no specific catalyst identified in available sources. Wall Street's consensus price target sits at $225.25, implying +22.6% upside from $183.75. BestStocks rates the overall signal quality weak (36/100). With earnings roughly 75 days out, the next report is the most likely near-term test of the move.

ANET price reaction

ANET last traded at $183.75, down $2.70 (-1.45%) from the previous close of $186.45. The session traded on 0.5× average volume (below avg), so participation was unremarkable. Over the past month the stock has ranged between $157.97 and $210.50, and it currently sits about 49% of the way up that band.

Bullish and bearish analyst opinions on Arista Networks, Inc. (ANET)

The consensus analyst price target on Arista Networks, Inc. (ANET) is $225.25, 22.6% above the recent $183.75. Over the past 90 days analysts logged 0 upgrades, 18 maintains, and 0 downgrades. Here is how the bullish and bearish cases on ANET line up.

The bullish case

  • Wall Street's consensus price target of $225.25 implies +22.6% upside from $183.75.
  • The Street's most bullish target is $289.00 (+57.3%).
  • Positive price momentum.
  • Arista Networks beat Q2 earnings and raised full-year 2026 revenue guidance to $12.6B (its third raise) on supply chain improvements and AI/data center momentum, per Zacks and Motley Fool (2026-08-05).

The bearish case

  • The most bearish analyst target is $164.00 (-10.7%).
  • Negative session, down 1.4%.
  • Arista Networks fell 5.21% to $191.29 in intraday trading with no specific catalyst identified in available sources.
  • Arista Networks, Inc. (ANET) moved -5.83% from $182.57 to $171.92 on 2026-07-15.
  • ANET fell 4.47% to $159.17 intraday, extending a decline that began yesterday (-1.92%).
Bull vs bear balanceBearish Shift
BearishNeutralBullish

Weighing both sides, BestStocks' composite read of recent signals is bearish, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst price targets and ratings are FMP consensus figures as of Aug 20, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.

Analyst expectations
Consensus target: $225+22.6%
= 18 maintains
Barclays maintained Overweight · 2026-08-06
SEC filings watch
10-Q2026-08-05
Quarterly financial results
medium
8-K2026-08-04
Material event — review for impact
high
8-K2026-06-02
Material event — review for impact
high
10-Q2026-05-06
Quarterly financial results
medium
Peer context
ANET-1.4%

Previous notable changes for ANET

Valuation2026-08-12+6.4%via Yahoo Finance
Arista Networks rose 4.83% to $207.40, extending gains from its early-August Q2 earnings beat where the company posted $3.04 billion in revenue (up 37.7% YoY) and raised full-year 2026 guidance to ~$12.6 billion on sustained AI infrastructure demand. Per web sources and analyst coverage, upward revisions—including Citi's $215 price target—have reinforced institutional conviction despite post-earnings volatility.
Valuation2026-08-11+3.3%via Yahoo Finance
Arista Networks (ANET) continued its post-earnings rally, climbing 3.31% to $197.85 following the company's record second-quarter results reported earlier this month. Q2 revenue surged to $3.036 billion (+37.7% YoY), exceeding expectations and prompting analyst price-target upgrades tied to sustained AI data-center demand from major hyperscalers, per stockanalysis.com. Volume of 1.47M shares is 1.2x the historical average for this time of session—normal pace.
Activity2026-08-07-1.9%via zacks.com
Arista Networks, Inc. moved +2.79% intraday from $192.32 to $197.69. Is Arista Networks (ANET) Outperforming Other Computer and Technology Stocks This Year?: Here is how Arista Networks (ANET) and Ciena (CIEN) have performed compared to their sector so far this year. [2026-08-06]
Activity2026-08-05+3.6%via fool.com
Arista Networks beat Q2 earnings and raised full-year 2026 revenue guidance to $12.6B (its third raise) on supply chain improvements and AI/data center momentum, per Zacks and Motley Fool (2026-08-05). The company posted $3.036B in quarterly revenue (+37.7% YoY) — its first $3B quarter — driving a +6.89% rally to $203.64. Volume surged to 2.47x the historical average at this time of day, reflecting strong institutional participation.

In-depth ANET event analyses

Permanent, dated analyses of ANET's most significant sessions.
Upcoming catalysts & outlook
Next earnings
2026-11-03 (est.)
in 75 days
10-Q Filing (est.)
2026-11-04
Medium impact
Thesis shift
Bearish Shift
bearish signal
Risk level
High
from change events

Frequently asked questions about ANET

Why did Arista Networks, Inc. (ANET) stock move?

ANET fell 1.4% to $183.75. No single company-specific catalyst was confirmed during the move window, and it looks technical.

How much did ANET stock fall?

ANET lost 1.45% ($2.70) versus the prior close of $186.45, last trading at $183.75 on 0.5× average volume.

When is Arista Networks, Inc.'s next earnings date?

ANET's next earnings report is estimated for 2026-11-03 — about 75 days away.

What is the analyst price target for ANET?

The consensus analyst price target for ANET is $225.25, about 22.6% above the current $183.75. Over the past 90 days, analysts recorded 0 upgrades, 18 maintains, and 0 downgrades.

How BestStocks tracks ANET

This page is generated automatically by BestStocks' change-detection system after its price and volume cleared ANET-specific materiality thresholds, triggering an evidence check. It draws on 20 tracked change events for ANET, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of August 20, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataSEC EDGAR filingsFMP earnings & estimatesAnalyst ratings & price targets (FMP)Earnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.