Arista Networks insider Andreas Bechtolsheim sold 32,973 shares in the open market on May 26, 2026, at $154.50 per share, for a total value of about $5.09 million. The size of the sale stands out, particularly because it follows another sizable Bechtolsheim sale just four days earlier, on May 22, when he sold 24,381 shares for roughly $3.65 million. Bechtolsheim is a prominent insider at Arista, and trades by senior insiders tend to draw attention because they have deep visibility into the business. While insiders sell for many personal reasons, a cluster of sales over a short window can be more meaningful to investors than a one-off transaction, since it indicates a deliberate reduction in exposure rather than routine portfolio management. The broader pattern at Arista over the last 30 days also leans toward selling. On the same day as Bechtolsheim’s May 26 sale, CEO Jayshree Ullal sold about $1.20 million of stock and insider Chantelle Yvette Breithaupt sold about $384,000. With multiple insiders selling in the same week and no recent insider buys listed, investors may view recent filings as reflecting elevated insider selling activity.