Sigma Planning Corp Has $3.20 Million Stock Holdings in Arista Networks, Inc. $ANET

Sigma Planning Corp boosted its holdings in shares of Arista Networks, Inc. (NYSE:ANET) by 26.1% in the second quarter, according to the company in its most recent Form 13F filing with the Securities & Exchange Commission. The firm owned 18,815 shares of the technology company’s stock after purchasing an additional 3,898 shares during the period. Sigma Planning Corp’s holdings in Arista Networks were worth $3,196,000 as of its most recent SEC filing.

A number of other institutional investors also recently added to or reduced their stakes in the stock. Main Street Group LTD acquired a new position in shares of Arista Networks in the 1st quarter worth approximately $26,000. Sankala Group LLC acquired a new stake in Arista Networks in the 4th quarter valued at $27,000. Prosperity Bancshares Inc acquired a new stake in Arista Networks in the 4th quarter valued at $28,000. ABS Investment Management LLC bought a new stake in Arista Networks in the second quarter valued at $29,000. Finally, Hilton Head Capital Partners LLC grew its position in Arista Networks by 184.9% in the first quarter. Hilton Head Capital Partners LLC now owns 245 shares of the technology company’s stock valued at $30,000 after acquiring an additional 159 shares during the period. 82.47% of the stock is owned by institutional investors and hedge funds.

Arista Networks News Roundup

Here are the key news stories impacting Arista Networks this week:

• Positive Sentiment: Arista Networks continues to benefit from growing AI data-center investment. Demand for high-speed, scalable networking equipment from cloud providers and enterprises supports the company’s long-term growth outlook. 3 Stocks That Are No-Brainer Buys in the Second Half of 2026
• Positive Sentiment: Wall Street’s consensus remains bullish, with an average “Buy” recommendation and several analysts recently raising price targets, including targets of $240, $250 and $280. However, brokerage ratings can be optimistic and may already reflect substantial AI-related growth expectations. Is It Worth Investing in Arista Networks Based on Wall Street’s Bullish Views?
• Neutral Sentiment: Arista’s latest results were strong: quarterly revenue rose 37.7% year over year to $3.04 billion, exceeding expectations, while EPS of $1.02 topped the $0.89 consensus. Third-quarter EPS guidance of $1.06–$1.08 provides continued support, but investors are focused on whether growth can meet the high valuation.
• Negative Sentiment: Component availability is becoming a key investment risk. A potential earnings-multiple contraction over the next two years depends less on customer demand than on whether Arista can obtain the parts needed to fulfill AI-networking orders on time. Delays could pressure revenue timing and margins. Arista’s Price Assumes the Parts Arrive on Time
• Negative Sentiment: CEO Jayshree Ullal sold 13,809 shares for approximately $2.65 million, reducing her direct ownership by 58.2%. The sale was executed under a pre-arranged Rule 10b5-1 plan, making it a weaker bearish signal, but it may still contribute to profit-taking concerns. SEC insider sale filing
• Negative Sentiment: Political resistance to new AI data centers could delay or restrict projects, potentially slowing infrastructure spending by Arista’s major cloud customers. Arista Networks Faces New Political Risk

Insider Activity at Arista Networks

In other Arista Networks news, major shareholder Andreas Bechtolsheim sold 111,848 shares of the firm’s stock in a transaction dated Thursday, August 6th. The shares were sold at an average price of $192.75, for a total value of $21,558,702.00. Following the completion of the sale, the insider owned 109,833 shares in the company, valued at approximately $21,170,310.75. This trade represents a 50.45% decrease in their position. The transaction was disclosed in a legal filing with the SEC, which can be accessed through this hyperlink. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan. Also, CEO Jayshree Ullal sold 13,809 shares of the business’s stock in a transaction dated Tuesday, August 25th. The stock was sold at an average price of $191.79, for a total transaction of $2,648,428.11. Following the completion of the transaction, the chief executive officer directly owned 9,917 shares of the company’s stock, valued at approximately $1,901,981.43. This represents a 58.20% decrease in their ownership of the stock. Additional details regarding this sale are available in the official SEC disclosure. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan. Insiders sold 3,942,082 shares of company stock worth $739,707,376 in the last quarter. Insiders own 2.70% of the company’s stock.

Arista Networks Stock Performance

Shares of ANET opened at $195.59 on Monday. The company has a market cap of $246.68 billion, a price-to-earnings ratio of 61.70, a PEG ratio of 2.02 and a beta of 1.60. The stock has a fifty day moving average price of $180.28 and a two-hundred day moving average price of $158.51. Arista Networks, Inc. has a 52-week low of $114.52 and a 52-week high of $214.89.

Arista Networks (NYSE:ANET) last announced its earnings results on Tuesday, August 4th. The technology company reported $1.02 earnings per share for the quarter, beating analysts’ consensus estimates of $0.89 by $0.13. Arista Networks had a return on equity of 30.65% and a net margin of 38.37%.The company had revenue of $3.04 billion during the quarter, compared to analyst estimates of $2.83 billion. During the same period last year, the company posted $0.73 earnings per share. The firm’s quarterly revenue was up 37.7% compared to the same quarter last year. Arista Networks has set its Q3 2026 guidance at 1.060-1.080 EPS. As a group, research analysts predict that Arista Networks, Inc. will post 3.7 EPS for the current fiscal year.

Analyst Ratings Changes

Several research firms have issued reports on ANET. KeyCorp reiterated an “overweight” rating and set a $250.00 price objective (up from $200.00) on shares of Arista Networks in a research note on Wednesday, August 5th. Erste Group Bank upgraded shares of Arista Networks from a “hold” rating to a “buy” rating in a research note on Wednesday, July 15th. Deutsche Bank Aktiengesellschaft raised shares of Arista Networks to a “buy” rating in a report on Wednesday, June 10th. Evercore reiterated an “outperform” rating on shares of Arista Networks in a research report on Wednesday, August 5th. Finally, UBS Group restated a “buy” rating and issued a $259.00 price target (up from $187.00) on shares of Arista Networks in a research report on Wednesday, August 5th. Two investment analysts have rated the stock with a Strong Buy rating, twenty-two have assigned a Buy rating and one has given a Hold rating to the company. According to MarketBeat.com, the stock has a consensus rating of “Buy” and a consensus target price of $226.05.

Arista Networks Profile

Arista Networks, Inc is a technology company that designs and sells cloud networking solutions for large-scale data centers and enterprise environments. The company is best known for its high-performance switching and routing platforms, which are used to build scalable, low-latency networks for cloud service providers, internet companies, financial services, telecommunications, and enterprise IT. Arista’s offerings emphasize programmability, automation and telemetry to support modern, software-driven network architectures.

Central to Arista’s product portfolio is its Extensible Operating System (EOS), a modular network operating system that provides consistent programmability, stateful control and advanced visibility across the company’s hardware platforms.