How much did Arista Networks's capex change year over year?

-33.9% from fiscal 2018 to fiscal 2019 ($24M → $16M).

What is the most Arista Networks has spent on capex in a single reported period?

$55M, in the period ending 2026-03-31.

← Capex Tracker

Arista Networks ANET

48 reported periods · 2012–2026 · sourced from SEC XBRL filings

Latest FY capex

$16M

Revenue FY

$9.01B

Capex / Revenue

—

Highest period

$55M

2026-03-31

Key facts

Arista Networks reported capital expenditure of $16M for fiscal 2019, -33.9% versus $24M in fiscal 2018.

The highest single reported period was $55M (period ending 2026-03-31).

The latest reported period, 6 months to 2026-06-30, shows $84M; the dataset covers 48 reported periods (2012–2026), all from SEC XBRL filings.

Every capital-expenditure figure Arista Networks has reported to the SEC, unedited. Capex is the XBRL concept PaymentsToAcquirePropertyPlantAndEquipment; a capex/revenue ratio above 100% means the company is investing more than it earns to secure capacity. Each row links to the filing it came from.

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BY FISCAL YEAR

Fiscal year	Capex	YoY	Period end
FY2019	$16M	-34%	2019-12-31
FY2018	$24M	+56%	2018-12-31
FY2017	$15M	-29%	2017-12-31
FY2016	$21M	+7%	2016-12-31
FY2015	$20M	+52%	2015-12-31
FY2014	$13M	-35%	2014-12-31
FY2013	$20M	+513%	2013-12-31
FY2012	$3M	—	2012-12-31

ALL REPORTED PERIODS (48)

Period end	Period	Capex	Form
2026-06-30	FY2026 6 mo. cumulative	$84M	10-Q
2026-03-31	FY2026 Q1	$55M	10-Q
2025-09-30	FY2025 9 mo. cumulative	$83M	10-Q
2025-06-30	FY2025 6 mo. cumulative	$52M	10-Q
2025-03-31	FY2025 Q1	$28M	10-Q
2024-09-30	FY2024 9 mo. cumulative	$20M	10-Q
2024-06-30	FY2024 6 mo. cumulative	$13M	10-Q
2024-03-31	FY2024 Q1	$9M	10-Q
2023-09-30	FY2023 9 mo. cumulative	$28M	10-Q
2023-06-30	FY2023 6 mo. cumulative	$17M	10-Q
2023-03-31	FY2023 Q1	$6M	10-Q
2022-09-30	FY2022 9 mo. cumulative	$34M	10-Q
2022-06-30	FY2022 6 mo. cumulative	$24M	10-Q
2022-03-31	FY2022 Q1	$15M	10-Q
2021-09-30	FY2021 9 mo. cumulative	$55M	10-Q
2021-06-30	FY2021 6 mo. cumulative	$10M	10-Q
2021-03-31	FY2021 Q1	$5M	10-Q
2020-09-30	FY2020 9 mo. cumulative	$8M	10-Q
2020-06-30	FY2020 6 mo. cumulative	$5M	10-Q
2020-03-31	FY2020 Q1	$3M	10-Q
2019-12-31	FY2019 FY	$16M	10-K
2019-09-30	FY2019 9 mo. cumulative	$13M	10-Q
2019-06-30	FY2019 6 mo. cumulative	$9M	10-Q
2019-03-31	FY2019 Q1	$5M	10-Q
2018-12-31	FY2018 FY	$24M	10-K
2018-09-30	FY2018 9 mo. cumulative	$18M	10-Q
2018-06-30	FY2018 6 mo. cumulative	$13M	10-Q
2018-03-31	FY2018 Q1	$6M	10-Q
2017-12-31	FY2017 FY	$15M	10-K
2017-09-30	FY2017 9 mo. cumulative	$12M	10-Q
2017-06-30	FY2017 6 mo. cumulative	$10M	10-Q
2017-03-31	FY2017 Q1	$5M	10-Q
2016-12-31	FY2016 FY	$21M	10-K
2016-09-30	FY2016 9 mo. cumulative	$16M	10-Q
2016-06-30	FY2016 6 mo. cumulative	$12M	10-Q
2016-03-31	FY2016 Q1	$8M	10-Q
2015-12-31	FY2015 FY	$20M	10-K
2015-09-30	FY2015 9 mo. cumulative	$14M	10-Q
2015-06-30	FY2015 6 mo. cumulative	$9M	10-Q
2015-03-31	FY2015 Q1	$5M	10-Q
2014-12-31	FY2014 FY	$13M	10-K
2014-09-30	FY2014 9 mo. cumulative	$11M	10-Q
2014-06-30	FY2014 6 mo. cumulative	$9M	10-Q
2014-03-31	FY2014 Q1	$3M	10-Q
2013-12-31	FY2013 FY	$20M	10-K
2013-09-30	FY2013 9 mo. cumulative	$15M	10-Q
2013-06-30	FY2013 6 mo. cumulative	$12M	10-Q
2012-12-31	FY2012 FY	$3M	10-K

Source: SEC XBRL company-concept API, concept PaymentsToAcquirePropertyPlantAndEquipment, CIK 1596532. See Methodology.