ATH
n. countablen. Stands for All-Time High. The highest price or value that something, such as a stock or a record, has ever reached.
n. Abbreviation for All-Time High. The peak value or price achieved by a financial asset, index, or performance metric throughout its entire history.
Bitcoin reached a new ATH last month.
Every time the price nears its previous ATH, trading volume spikes.
Breaking through a long-standing ATH often triggers a wave of buying, as traders read the new high as confirmation of momentum.
Initialism of all-time high, borrowed from trading and market analysis.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated July 19, 2026