SEC Form 4 · accession 0001596532-26-000209
Arista Networks, Inc. · ANET
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Chantelle Yvette Breithaupt
Officer — Senior Vice President, CFO
Period of report
Aug 20, 2026
Accepted (ET)
Aug 24, 2026 · 6:14 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001596532
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Aug 20, 2026 | M | 10,920 | $0.00 | A | 75,328 | D | |
| Common StockF1 | Aug 20, 2026 | M | 1,350 | $0.00 | A | 76,678 | D | |
| Common Stock | Aug 20, 2026 | F | 6,145 | $186.45 | D | 70,533 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock Unit-1F1,F3 | $0.00 | Aug 20, 2026 | M | 10,920 | D | — | — | Common Stock | 10,920 | 65,504 | D |
| Restricted Stock Unit-2F1,F4 | $0.00 | Aug 20, 2026 | M | 1,350 | D | — | — | Common Stock | 1,350 | 17,550 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting.
- F2Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units.
- F3Twenty five percent (25%) of the restricted stock units awarded vested on Feb 20, 2025 and will continue to vest at a rate of six and one-quarter percent (6.25%) each quarter on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20 or November 20 of each year.
- F4Six and one-quarter percent (6.25%) of the restricted stock units awarded vest on February 20, 2026 and will continue to vest at the same rate on each quarterly vest date thereafter. A quarterly vest date is the first market trading day on or after February 20, May 20, August 20, and November 20 of each year.