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Insider activity — ANETArista Networks, Inc.

40 Form 4 filings for ANET between 2026-07-13 and 2026-11-03, from 12 filers. 37 discretionary (23 sales, 14 purchases), 3 routine grant or withholding filings. 27 of 40 carry a dollar total (26 stated, 1 computed as shares × price), summing to $988,940,139; a multi-transaction filing without a stated total contributes only its largest transaction, so the sum is a floor and the true figure is higher. Prices ran $14 to $217.

Filings 40 Filers 12 Discretionary 37 Routine 3 Structured 27/40

Filers
▸BECHTOLSHEIM ANDREAS10% Owner 2026-11-03 · sold 91,746 @ $172.46 for $45,859,344 TOTAL SOLD ≥ $360,930,09310b5-1 ×66 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-11-03 sold 10b5-1 PLAN 91,746 $172.46 $45,859,344 8 RECEIPT ↗
2026-09-21 sold 10b5-1 PLAN 58,043 $200.38 $59,686,334 12 RECEIPT ↗
2026-08-31 sold 10b5-1 PLAN 73,794 $202.71 $60,780,047 7 RECEIPT ↗
2026-08-10 sold 10b5-1 PLAN 135,778 $192.87 $79,383,281 16 RECEIPT ↗
2026-08-07 sold 10b5-1 PLAN 58,978 $207.69 $60,989,688 20 RECEIPT ↗
2026-07-16 sold 10b5-1 PLAN 57,677 $182.28 $54,231,399 10 RECEIPT ↗
▸Duda KennethPresident and CTO 2026-10-22 · acquired (option exercise) 17,333 @ $14.15 for $7,839,496 TOTAL BOUGHT ≥ $24,692,39010b5-1 ×47 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-10-22 acquired (option exercise) 10b5-1 PLAN 17,333 $14.15 $7,839,496 19 RECEIPT ↗
2026-09-23 acquired (option exercise) 10b5-1 PLAN 17,333 $14.15 $8,818,195 16 RECEIPT ↗
2026-09-14 J 57,232 — — 3 RECEIPT ↗
2026-09-10 J 200,000 — — 3 RECEIPT ↗
2026-09-01 J 102,320 — — 9 RECEIPT ↗
2026-08-24 acquired 10b5-1 PLAN 19,816 — $8,034,699 20 RECEIPT ↗
2026-07-22 acquired 10b5-1 PLAN 17,333 $15.28 ≥ $264,848 13 RECEIPT ↗
▸Ullal JayshreeCEO and Chairperson 2026-10-13 · sold 93,241 @ $217.10 for $34,417,690 TOTAL SOLD ≥ $599,134,98310b5-1 ×1112 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-10-13 sold 10b5-1 PLAN 93,241 $217.10 $34,417,690 6 RECEIPT ↗
2026-10-09 sold 10b5-1 PLAN 69,272 $217.14 $21,060,920 3 RECEIPT ↗
2026-10-08 sold 10b5-1 PLAN 259,045 $212.27 $97,642,614 9 RECEIPT ↗
2026-09-29 sold 10b5-1 PLAN 44,726 $211.40 $13,238,022 3 RECEIPT ↗
2026-08-27 sold 10b5-1 PLAN 10,128 $191.99 $2,648,491 3 RECEIPT ↗
2026-08-24 acquired 27,664 — — 2 RECEIPT ↗
2026-08-14 sold 10b5-1 PLAN 227,485 $207.43 $119,364,068 25 RECEIPT ↗
2026-08-07 sold 10b5-1 PLAN 369,569 $201.29 $154,341,086 15 RECEIPT ↗
2026-08-07 sold 10b5-1 PLAN 248 $201.29 $207,680 30 RECEIPT ↗
2026-08-07 sold 10b5-1 PLAN 79,845 $201.29 $66,690,914 30 RECEIPT ↗
2026-07-14 sold 10b5-1 PLAN 160,802 $187.18 $43,907,278 3 RECEIPT ↗
2026-07-13 sold 10b5-1 PLAN 113,134 $188.56 $45,616,220 9 RECEIPT ↗
▸Breithaupt Chantelle YvetteSenior Vice President, CFO 2026-10-08 · sold 1,224 @ $215.00 for $263,160 TOTAL SOLD ≥ $382,97110b5-1 ×23 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-10-08 sold 10b5-1 PLAN 1,224 $215.00 $263,160 1 RECEIPT ↗
2026-09-03 sold 10b5-1 PLAN 612 $195.77 $119,811 1 RECEIPT ↗
2026-08-24 acquired 10,920 — — 3 RECEIPT ↗
▸TEMPLETON MARK BDirector 2026-10-05 · sold 1,800 @ $204.44 for $1,021,829 TOTAL SOLD ≥ $2,007,61710b5-1 ×23 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-10-05 sold 10b5-1 PLAN 1,800 $204.44 $1,021,829 5 RECEIPT ↗
2026-09-10 sold 10b5-1 PLAN 1,700 $198.44 $985,788 5 RECEIPT ↗
2026-08-24 acquired 538 — — — RECEIPT ↗
▸Battles Kelly Bodnarrole unstated 2026-08-25 · sold 213 @ $188.69 for $79,057 TOTAL SOLD ≥ $79,05710b5-1 ×12 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-25 sold 10b5-1 PLAN 213 $188.69 $79,057 5 RECEIPT ↗
2026-08-24 acquired 538 — — — RECEIPT ↗
▸Nightingale Toddrole unstated 2026-08-24 · acquired 116,515 1 filing
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 116,515 — — 3 RECEIPT ↗
▸Wassenaar Yvonnerole unstated 2026-08-24 · acquired 538 1 filing
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 538 — — — RECEIPT ↗
▸Scheinman Danielrole unstated 2026-08-24 · acquired 538 1 filing
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 538 — — — RECEIPT ↗
▸Lavender Robert Grole unstated 2026-08-24 · acquired 538 1 filing
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 538 — — — RECEIPT ↗
▸Giancarlo Charles Hrole unstated 2026-08-24 · acquired 538 TOTAL SOLD ≥ $1,448,18010b5-1 ×12 filings
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 538 — — — RECEIPT ↗
2026-08-05 sold 10b5-1 PLAN 1,303 $184.68 $1,448,180 13 RECEIPT ↗
▸CHEW LEWISrole unstated 2026-08-24 · acquired 538 1 filing
FiledActionShares
largest txn
PriceFiling totalTxnsSEC
2026-08-24 acquired 538 — — — RECEIPT ↗

12 filers · 40 filings · disclosed filing totals sum to $988,940,139 (26/40 state one, 1 computed; totals are proceeds with a floor, never profit — a Form 4 states what was traded, not what it cost the filer)

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