Wassenaar Yvonne 4
4 · Arista Networks, Inc. · Filed Mar 18, 2026
Research Summary
AI-generated summary of this filing
Arista Networks (ANET) Director Yvonne Wassenaar Sells Shares
What Happened
Yvonne Wassenaar, a director of Arista Networks (ANET), sold a total of 1,395 shares in open-market transactions on March 16, 2026, generating proceeds of approximately $187,405. The sales were reported on a Form 4 filed March 18, 2026, and were made pursuant to a Rule 10b5-1 trading plan adopted November 21, 2025. Individual reported disposals: 264 shares at a weighted avg $132.69 ($35,030); 360 shares at $133.55 ($48,079); 232 shares at $134.65 ($31,240); and 539 shares at $135.54 ($73,056).
Key Details
- Transaction date: March 16, 2026; Form 4 filed March 18, 2026 (timely filing).
- Reported sales (S): 264 @ $132.69; 360 @ $133.55; 232 @ $134.65; 539 @ $135.54. Total = 1,395 shares for ~$187,405.
- Footnotes: Sales executed under a 10b5-1 trading plan (adopted Nov 21, 2025). Reported prices are weighted averages; detailed price ranges per lot: 264-share lot $132.06–$133.05; 360-share lot $133.13–$134.11; 232-share lot $134.24–$135.22; 539-share lot $135.24–$136.03. The filer offers to provide per-price breakdown on request.
- Shares owned after the transactions: not specified in the provided summary of the filing.
Context
These were outright sales (code S) under a pre-established 10b5-1 plan; such plans allow insiders to execute scheduled trades regardless of later company developments and are generally viewed as routine rather than an immediate signal about company prospects. No option exercises, awards, gifts, or tax-withholding transactions were reported in this filing.
Insider Transaction Report
- Sale
Common Stock
[F1][F2]2026-03-16$132.69/sh−264$35,030→ 12,310 total - Sale
Common Stock
[F1][F3]2026-03-16$133.55/sh−360$48,079→ 11,950 total - Sale
Common Stock
[F1][F4]2026-03-16$134.65/sh−232$31,240→ 11,718 total - Sale
Common Stock
[F1][F5]2026-03-16$135.54/sh−539$73,056→ 11,179 total
Footnotes (5)
- [F1]The exercises and/or sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 21, 2025.
- [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $132.06 to $133.05, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- [F3]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $133.13 to $134.11, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- [F4]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $134.24 to $135.22, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
- [F5]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $135.24 to $136.03, inclusive. The reporting person undertakes to provide Arista Networks, Inc., any security holder of Arista Networks, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.