A
Arista Networks
ANET · AI Networking
$171.92
-10.65 (-5.83%)
As of Jul 15, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
35
$586.3M · 253 lines · 10b5-1: 253/253
Net Shares (6M)
-3.6M
-0.28% of shares out
Active Insiders
12
4 officers · 7 directors · 1 10%+ holders
Latest Form 4
Jul 14
Ullal Jayshree · Sell · $30.1M
Price & Insider Transactions
Marker size ∝ transaction valueClosing priceBuySell
Transactions
Sortable · open-market, awards & exercises| Type | Price | Held After | Filed | ||||
|---|---|---|---|---|---|---|---|
Ullal Jayshree CEO and Chairperson 2 lots | Sell10b5-1 | -197,690 -3.7% of holdings | avg $187.18 | $37.0M | 5,134,207 | Jul 10, 2026 | |
Ullal Jayshree CEO and Chairperson 6 lots | Sell10b5-1 | -204,310 -3.8% of holdings | avg $188.17 | $38.4M | 5,171,095 | Jul 9, 2026 | |
BECHTOLSHEIM ANDREAS 11 lots | Sell10b5-1 | -240,000 -0.1% of holdings | avg $162.67 | $39.0M | 182,043,048 | Jul 2, 2026 | |
Giancarlo Charles H 9 lots | Sell10b5-1 | -8,000 -4.0% of holdings | avg $167.06 | $1.3M | 192,333 | Jul 1, 2026 | |
BECHTOLSHEIM ANDREAS 12 lots | Sell10b5-1 | -260,000 -0.1% of holdings | avg $164.22 | $42.7M | 182,283,048 | Jul 1, 2026 | |
Duda Kenneth President and CTO 27 lots | Sell10b5-1 | -43,333 -77.0% of holdings | avg $171.42 | $7.4M | 12,976 | Jun 22, 2026 | |
Duda Kenneth President and CTO | Exercise10b5-1 | +17,333 strike $15.28 | $15.28 | $264.8K | 30,309 | Jun 22, 2026 | |
Duda Kenneth President and CTO | Exercise10b5-1 | -17,333 strike $0.00 | — | — | 30,667 | Jun 22, 2026 | |
BECHTOLSHEIM ANDREAS 6 lots | Sell10b5-1 | -260,000 -0.1% of holdings | avg $165.57 | $43.0M | 182,543,048 | Jun 15, 2026 | |
Duda Kenneth President and CTO | Other | +44,392 +71.0% of holdings | $0.00 | $0.0 | 106,890 | Jun 11, 2026 | |
Duda Kenneth President and CTO | Other | -44,392 -5.5% of holdings | $0.00 | $0.0 | 757,755 | Jun 11, 2026 | |
Duda Kenneth President and CTO | Other | +45,875 +276.0% of holdings | $0.00 | $0.0 | 62,498 | Jun 10, 2026 | |
Duda Kenneth President and CTO | Other | -45,875 -5.7% of holdings | $0.00 | $0.0 | 756,272 | Jun 10, 2026 | |
BECHTOLSHEIM ANDREAS 9 lots | Sell10b5-1 | -220,000 -66.3% of holdings | avg $157.93 | $34.7M | 111,848 | Jun 5, 2026 | |
BECHTOLSHEIM ANDREAS 2 lots | Exercise10b5-1 | -158,000 strike $0.00 | — | — | 0 | Jun 4, 2026 | |
BECHTOLSHEIM ANDREAS 11 lots | Sell10b5-1 | -240,000 -42.0% of holdings | avg $163.06 | $39.1M | 331,848 | Jun 4, 2026 | |
BECHTOLSHEIM ANDREAS 2 lots | Exercise10b5-1 | +158,000 strike $14.58 | avg $14.58 | $2.3M | 571,848 | Jun 4, 2026 | |
Giancarlo Charles H 9 lots | Sell10b5-1 | -8,000 -3.8% of holdings | avg $169.09 | $1.4M | 200,333 | Jun 1, 2026 | |
Wassenaar Yvonne | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
Scheinman Daniel | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
TEMPLETON MARK B | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
Lavender Robert G | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
Giancarlo Charles H | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
CHEW LEWIS | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
Battles Kelly Bodnar | Award | +2,153 RSU grant (A) | — | — | 2,153 | May 29, 2026 | |
BECHTOLSHEIM ANDREAS 7 lots | Sell10b5-1 | -220,000 -0.1% of holdings | avg $156.86 | $34.5M | 182,803,048 | May 26, 2026 | |
Breithaupt Chantelle Yvette Senior Vice President, CFO | Sell10b5-1 | -2,448 -3.7% of holdings | $157.00 | $384.3K | 64,408 | May 26, 2026 | |
Ullal Jayshree CEO and Chairperson 4 lots | Sell10b5-1 | -13,809 -58.2% of holdings | avg $155.04 | $2.1M | 9,917 | May 26, 2026 | |
BECHTOLSHEIM ANDREAS 6 lots | Sell10b5-1 | -205,000 -0.1% of holdings | avg $151.74 | $31.1M | 183,023,048 | May 22, 2026 | |
Battles Kelly Bodnar 5 lots | Sell10b5-1 | -422 -4.0% of holdings | avg $146.44 | $61.8K | 10,078 | May 21, 2026 | |
Duda Kenneth President and CTO | Other | -200,000 -92.3% of holdings | $0.00 | $0.0 | 16,623 | May 21, 2026 | |
Duda Kenneth President and CTO | Other | +100,000 +14.2% of holdings | $0.00 | $0.0 | 802,147 | May 21, 2026 | |
Battles Kelly Bodnar | Exercise | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
Battles Kelly Bodnar | Exercise | +971 strike $0.00 | $0.00 | $0.0 | 10,500 | May 20, 2026 | |
CHEW LEWIS | Exercise | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
CHEW LEWIS | Exercise | +971 strike $0.00 | $0.00 | $0.0 | 31,232 | May 20, 2026 | |
Giancarlo Charles H | Exercise | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
Giancarlo Charles H | Exercise | +971 strike $0.00 | $0.00 | $0.0 | 971 | May 20, 2026 | |
Lavender Robert G | Exercise | -807 strike $0.00 | — | — | 0 | May 20, 2026 | |
Lavender Robert G | Exercise | +807 strike $0.00 | $0.00 | $0.0 | 4,069 | May 20, 2026 | |
Scheinman Daniel | Exercise | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
Scheinman Daniel | Exercise | +971 strike $0.00 | $0.00 | $0.0 | 158,192 | May 20, 2026 | |
TEMPLETON MARK B | Exercise | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
TEMPLETON MARK B | Exercise | +971 strike $0.00 | $0.00 | $0.0 | 57,872 | May 20, 2026 | |
Wassenaar Yvonne | Exercise10b5-1 | -971 strike $0.00 | — | — | 0 | May 20, 2026 | |
Wassenaar Yvonne 4 lots | Sell10b5-1 | -971 -9.0% of holdings | avg $140.93 | $136.8K | 9,784 | May 20, 2026 | |
Wassenaar Yvonne | Exercise10b5-1 | +971 strike $0.00 | $0.00 | $0.0 | 10,755 | May 20, 2026 | |
Breithaupt Chantelle Yvette Senior Vice President, CFO 2 lots | Exercise | -12,266 strike $0.00 | — | — | 18,900 | May 20, 2026 | |
Breithaupt Chantelle Yvette Senior Vice President, CFO | Sell | -6,144 tax withholding (F) | $141.58 | $869.9K | 66,856 | May 20, 2026 | |
Breithaupt Chantelle Yvette Senior Vice President, CFO 2 lots | Exercise | +12,266 strike $0.00 | avg $0.00 | $0.0 | 73,000 | May 20, 2026 |
Page 1 of 4
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
Ullal Jayshree CEO and Chairperson | 11 | 112 | -8,175,532 | $-1.0B | Jul 10, 2026 |
BECHTOLSHEIM ANDREAS | 2 | 64 | -1,645,000 | $-262.0M | Jul 2, 2026 |
Duda Kenneth President and CTO | 45 | 229 | -737,214 | $-102.2M | Jun 22, 2026 |
Giancarlo Charles H | 5 | 65 | -143,847 | $-21.3M | Jul 1, 2026 |
Breithaupt Chantelle Yvette Senior Vice President, CFO | 11 | 14 | +735 | $-6.8M | May 26, 2026 |
Wassenaar Yvonne | 5 | 23 | -4,423 | $-778.2K | May 29, 2026 |
Nightingale Todd President and COO | 2 | 2 | +6,128 | $-580.8K | Feb 20, 2026 |
Battles Kelly Bodnar | 5 | 22 | +23 | $-264.4K | May 29, 2026 |
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.