Markets & Economy ACV Auctions (ACVA) Was This Week’s Top Stock — Here’s What Drove Gains September 12, 2026 · 10:06 pm 1 sources Image: Yahoo Finance ad slot · in-content video 16:9 Coverage More coverageACV Auctions (ACVA) Was This Week’s Top Stock — Here’s What Drove GainsYahoo Finance · September 12, 2026 22:06