ANET.NYSEArista Networks, INC
Form 4: Arista Networks CTO Sells Shares
Sentiment:
Insider Transaction (Form 4)
Kenneth Duda, President and CTO and a Director of Arista Networks, Inc., sold 43,333 shares of common stock on August 20, 2026.
Summary
- Option exercise/conversion: acquired 13,334 Common Stock at $15.28 ($203,702) on August 20, 2026; holds 26,310 after (Direct).
- Option exercise/conversion: acquired 3,999 Common Stock at $14.15 ($56,571) on August 20, 2026; holds 30,309 after (Direct).
- Open-market sale: disposed of 4,197 Common Stock at $184.33 ($773,632) on August 20, 2026; holds 26,112 after (Direct).
- Open-market sale: disposed of 5,750 Common Stock at $185.18 ($1,064,797) on August 20, 2026; holds 20,362 after (Direct).
- Open-market sale: disposed of 6,568 Common Stock at $186.13 ($1,222,474) on August 20, 2026; holds 13,794 after (Direct).
- Open-market sale: disposed of 818 Common Stock at $186.97 ($152,941) on August 20, 2026; holds 12,976 after (Direct).
- Open-market sale: disposed of 3,875 Common Stock at $184.33 ($714,278) on August 20, 2026; holds 1,027,293 after (Indirect).
- Open-market sale: disposed of 5,308 Common Stock at $185.18 ($982,947) on August 20, 2026; holds 1,021,985 after (Indirect).
- Open-market sale: disposed of 6,063 Common Stock at $186.13 ($1,128,480) on August 20, 2026; holds 1,015,922 after (Indirect).
- Open-market sale: disposed of 754 Common Stock at $186.97 ($140,975) on August 20, 2026; holds 1,015,168 after (Indirect).
- Open-market sale: disposed of 2,422 Common Stock at $184.33 ($446,447) on August 20, 2026; holds 459,978 after (Indirect).
- Open-market sale: disposed of 3,317 Common Stock at $185.18 ($614,249) on August 20, 2026; holds 456,661 after (Indirect).
- Open-market sale: disposed of 3,789 Common Stock at $186.13 ($705,230) on August 20, 2026; holds 452,872 after (Indirect).
- Open-market sale: disposed of 472 Common Stock at $186.97 ($88,250) on August 20, 2026; holds 452,400 after (Indirect).
- Option exercise/conversion: acquired 3,880 Common Stock on August 20, 2026; holds 110,770 after (Indirect).
- Option exercise/conversion: acquired 4,148 Common Stock on August 20, 2026; holds 114,918 after (Indirect).
- Option exercise/conversion: acquired 1,832 Common Stock on August 20, 2026; holds 116,750 after (Indirect).
- Option exercise/conversion: acquired 19,816 Common Stock on August 20, 2026; holds 136,566 after (Indirect).
- Option exercise/conversion: acquired 1,350 Common Stock on August 20, 2026; holds 137,916 after (Indirect).
- Tax/exercise-price withholding: disposed of 15,541 Common Stock at $186.45 ($2,897,619) on August 20, 2026; holds 122,375 after (Indirect).
- Option exercise/conversion: disposed of 3,999 Non-Qualified Stock Option (right to buy) on August 20, 2026; holds 156,001 after (Direct).
- Option exercise/conversion: disposed of 13,334 Non-Qualified Stock Option (right to buy) on August 20, 2026 (Direct).
- Option exercise/conversion: disposed of 1,350 Restricted Stock Unit - 17 on August 20, 2026; holds 17,550 after (Direct).
- Option exercise/conversion: disposed of 4,148 Restricted Stock Unit-11 on August 20, 2026; holds 20,736 after (Direct).
- Option exercise/conversion: disposed of 4,148 Restricted Stock Unit-11 on August 20, 2026; holds 16,588 after (Direct).
- Option exercise/conversion: disposed of 1,832 Restricted Stock Unit-13 on August 20, 2026; holds 16,516 after (Direct).
- Option exercise/conversion: disposed of 19,816 Restricted Stock Unit-14 on August 20, 2026; holds 317,056 after (Direct).
- Option exercise/conversion: disposed of 3,880 Restricted Stock Unit-8 on August 20, 2026; holds 3,884 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $8,034,699 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Kenneth Duda — Director, Officer (President and CTO)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-20 | Option exercise/conversion | Common Stock | 13,334 | $15 | $203.7K | 26,310 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 3,999 | $14 | $56.6K | 30,309 |
| 2026-08-20 | Open-market sale | Common Stock | 4,197 | $184 | $773.6K | 26,112 |
| 2026-08-20 | Open-market sale | Common Stock | 5,750 | $185 | $1.1M | 20,362 |
| 2026-08-20 | Open-market sale | Common Stock | 6,568 | $186 | $1.2M | 13,794 |
| 2026-08-20 | Open-market sale | Common Stock | 818 | $187 | $152.9K | 12,976 |
| 2026-08-20 | Open-market sale | Common Stock | 3,875 | $184 | $714.3K | 1,027,293 |
| 2026-08-20 | Open-market sale | Common Stock | 5,308 | $185 | $982.9K | 1,021,985 |
| 2026-08-20 | Open-market sale | Common Stock | 6,063 | $186 | $1.1M | 1,015,922 |
| 2026-08-20 | Open-market sale | Common Stock | 754 | $187 | $141.0K | 1,015,168 |
| 2026-08-20 | Open-market sale | Common Stock | 2,422 | $184 | $446.4K | 459,978 |
| 2026-08-20 | Open-market sale | Common Stock | 3,317 | $185 | $614.2K | 456,661 |
| 2026-08-20 | Open-market sale | Common Stock | 3,789 | $186 | $705.2K | 452,872 |
| 2026-08-20 | Open-market sale | Common Stock | 472 | $187 | $88.2K | 452,400 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 3,880 | — | — | 110,770 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 4,148 | — | — | 114,918 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 1,832 | — | — | 116,750 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 19,816 | — | — | 136,566 |
| 2026-08-20 | Option exercise/conversion | Common Stock | 1,350 | — | — | 137,916 |
| 2026-08-20 | Tax/exercise-price withholding | Common Stock | 15,541 | $186 | $2.9M | 122,375 |
| 2026-08-20 | Option exercise/conversion | Non-Qualified Stock Option (right to buy) | 3,999 | — | — | 156,001 |
| 2026-08-20 | Option exercise/conversion | Non-Qualified Stock Option (right to buy) | 13,334 | — | — | 0 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit - 17 | 1,350 | — | — | 17,550 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit-11 | 4,148 | — | — | 20,736 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit-11 | 4,148 | — | — | 16,588 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit-13 | 1,832 | — | — | 16,516 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit-14 | 19,816 | — | — | 317,056 |
| 2026-08-20 | Option exercise/conversion | Restricted Stock Unit-8 | 3,880 | — | — | 3,884 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-20 | Option exercise/conversion (13,334 shares) |
| 2026-08-20 | Option exercise/conversion (3,999 shares) |
| 2026-08-20 | Open-market sale (4,197 shares) |
| 2026-08-20 | Open-market sale (5,750 shares) |
| 2026-08-20 | Open-market sale (6,568 shares) |
| 2026-08-20 | Open-market sale (818 shares) |
| 2026-08-20 | Open-market sale (3,875 shares) |
| 2026-08-20 | Open-market sale (5,308 shares) |
| 2026-08-20 | Open-market sale (6,063 shares) |
| 2026-08-20 | Open-market sale (754 shares) |
| 2026-08-20 | Open-market sale (2,422 shares) |
| 2026-08-20 | Open-market sale (3,317 shares) |
| 2026-08-20 | Open-market sale (3,789 shares) |
| 2026-08-20 | Open-market sale (472 shares) |
| 2026-08-20 | Option exercise/conversion (3,880 shares) |
| 2026-08-20 | Option exercise/conversion (4,148 shares) |
| 2026-08-20 | Option exercise/conversion (1,832 shares) |
| 2026-08-20 | Option exercise/conversion (19,816 shares) |
| 2026-08-20 | Option exercise/conversion (1,350 shares) |
| 2026-08-20 | Tax/exercise-price withholding (15,541 shares) |
| 2026-08-20 | Option exercise/conversion (3,999 shares) |
| 2026-08-20 | Option exercise/conversion (13,334 shares) |
| 2026-08-20 | Option exercise/conversion (1,350 shares) |
| 2026-08-20 | Option exercise/conversion (4,148 shares) |
| 2026-08-20 | Option exercise/conversion (4,148 shares) |
| 2026-08-20 | Option exercise/conversion (1,832 shares) |
| 2026-08-20 | Option exercise/conversion (19,816 shares) |
| 2026-08-20 | Option exercise/conversion (3,880 shares) |
Keywords
insider transaction, Form 4, ANET, Arista Networks, Inc., bearish, Kenneth Duda
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