| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Duda Kenneth | President and CTO, Director | 5453 GREAT AMERICA PARKWAY, SANTA CLARA | By: Isabelle Bertin-Bailly, Attorney-in-Fact For: Kenneth Duda | 24 Nov 2025 | 0001605808 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ANET | Common Stock | Options Exercise | $0 | +5.71K | +61.4% | $0.00 | 15K | 20 Nov 2025 | by Trust | F1, F2 |
| transaction | ANET | Common Stock | Options Exercise | $0 | +3.88K | +25.87% | $0.00 | 18.9K | 20 Nov 2025 | by Trust | F1, F2 |
| transaction | ANET | Common Stock | Options Exercise | $0 | +4.15K | +21.95% | $0.00 | 23K | 20 Nov 2025 | by Trust | F1, F2 |
| transaction | ANET | Common Stock | Options Exercise | $0 | +1.84K | +7.97% | $0.00 | 24.9K | 20 Nov 2025 | by Trust | F1, F2 |
| transaction | ANET | Common Stock | Options Exercise | $0 | +19.8K | +79.64% | $0.00 | 44.7K | 20 Nov 2025 | by Trust | F1, F2 |
| transaction | ANET | Common Stock | Tax liability | -$2.22M | -17.8K | -39.74% | $124.81 | 26.9K | 20 Nov 2025 | by Trust | F2, F3 |
| holding | ANET | Common Stock | 13K | 20 Nov 2025 | Direct | ||||||
| holding | ANET | Common Stock | 1.16M | 20 Nov 2025 | By Childrens' Trust | F4 | |||||
| holding | ANET | Common Stock | 542K | 20 Nov 2025 | By Foundation | F5 | |||||
| holding | ANET | Common Stock | 762K | 20 Nov 2025 | By GRAT JD | F6 | |||||
| holding | ANET | Common Stock | 762K | 20 Nov 2025 | By GRAT KD | F7 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ANET | Restricted Stock Unit-11 | Options Exercise | $0 | -4.15K | -11.11% | $0.00 | 33.2K | 20 Nov 2025 | Common Stock | 4.15K | $0.00 | Direct | F1, F8 |
| transaction | ANET | Restricted Stock Unit-13 | Options Exercise | $0 | -1.84K | -7.7% | $0.00 | 22K | 20 Nov 2025 | Common Stock | 1.84K | $0.00 | Direct | F1, F9 |
| transaction | ANET | Restricted Stock Unit-14 | Options Exercise | $0 | -19.8K | -5% | $0.00 | 377K | 20 Nov 2025 | Common Stock | 19.8K | $0.00 | Direct | F1, F10 |
| transaction | ANET | Restricted Stock Unit-7 | Options Exercise | $0 | -5.71K | -100% | $0.00 | 0 | 20 Nov 2025 | Common Stock | 5.71K | $0.00 | Direct | F1, F11 |
| transaction | ANET | Restricted Stock Unit-8 | Options Exercise | $0 | -3.88K | -20.01% | $0.00 | 15.5K | 20 Nov 2025 | Common Stock | 3.88K | $0.00 | Direct | F1, F12 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a contingent right to receive one share of Arista Networks, Inc. Common Stock upon vesting. |
| F2 | These shares are held by a family trust for which the reporting person is co-trustee. |
| F3 | Represents shares withheld to satisfy tax withholding obligations on the vesting of restricted stock units. |
| F4 | These shares are held in a trust for the benefit of a Child of the reporting person for which the reporting person serves as co-trustee. The reporting person shares voting and investment control over the shares but disclaims beneficial ownership of the shares. |
| F5 | These shares are held by a 501(c) Foundation for which the reporting person and his spouse serve as co-trustee. |
| F6 | Reporting person's spouse is the trustee of the Jennifer Duda Annuity Trusts. |
| F7 | Reporting person is the trustee of the Kenneth Duda Annuity Trusts. |
| F8 | Six and one-quarter percent (6.25%) of the restricted stock units awarded will vest on on February 20, 2024 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. |
| F9 | Six and one-quarter percent (6.25%) of the restricted stock units awarded Will vest on February 20, 2025 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. |
| F10 | Six and one-quarter percent (6.25%) of the restricted stock awarded vested on February 20, 2025 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. |
| F11 | Six and one-quarter percent (6.25%) of the restricted stock units awarded will vest on February 20, 2022 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. |
| F12 | Six and one-quarter percent (6.25%) of the restricted stock units awarded will vest on February 20, 2023 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. |