On July 28, Arista Networks declined 3.41% in regular trading, trading at $161.22/share, with turnover of $94.82 million.

On the news front, the communication equipment sector experienced broad-based selling pressure, with peers Applied Optoelectronics dropping 12.48%, Lumentum falling 11.43%, Ciena declining 10.09%, and Nokia down 4.98%, creating significant sector-wide headwinds for Arista Networks.

Adding to the negative sentiment, CEO and Chairperson Jayshree Ullal sold approximately 460,000 shares across July 9-10, netting roughly $86 million. Over the past three months, cumulative insider sales have exceeded 1.49 million shares, weighing on investor confidence ahead of the upcoming earnings release scheduled for August 4 after market close. Market consensus expects quarterly revenue of $2.818 billion, representing 33.66% year-over-year growth, while adjusted EPS is projected at $0.89. Despite multiple investment banks recently raising price targets — Needham and Wells Fargo to $200, TD Cowen to $210 — the proximity of the earnings window combined with sustained executive selling has intensified short-term volatility.

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