Why did ACVA stock move up on 2026-09-11?
In plain English
Halper Sadeh LLC is Investigating Whether ACVA and SAFT are Obtaining Fair Deals for the — GlobeNewswire Inc..
What it means for you
Spiked then faded — most of the early gain was given back by the close. Risk level: moderate.
Where this comes from
Observed market data. The price, percentage move, open, close and volume above are end-of-day figures for 2026-09-11 from XNYS, not estimates.
Sourced news. Articles published around 2026-09-11 that mention ACVA. We link them so you can read the original — we do not summarise them into a cause:
- Halper Sadeh LLC is Investigating Whether ACVA and SAFT are Obtaining Fair Deals for their Shareholders — GlobeNewswire Inc. (2026-09-11)
Price history
293 daily closes through 2026-10-15. End-of-day data — not live prices.
Where ACVA sits in its 52-week range
Context for how far ACVA has moved over the past year — not a signal about where it goes next.
ACVA move history
Every other day we have recorded ACVA moving at least 15% on heavy volume. Dates, prices and volumes are end-of-day market data; the catalyst column links the news article that existed for that date, or says so when none did.
| Date | Move | Close | Volume | Catalyst |
|---|---|---|---|---|
| 2026-05-07 | +24.5% | $6.50 | 13.3M | No confirmed catalyst |
About ACV Auctions Inc.
ACV Auctions Inc operates a mobile platform for wholesale car auctions. It provides a digital marketplace for wholesale vehicle transactions and data services that offer transparent and accurate vehicle information for customers. Additionally, the company's marketplace platform is supported by remarketing centers in various locations throughout the United States.
ACVA — frequently asked
Why did ACVA stock move up on 2026-09-11?
Halper Sadeh LLC is Investigating Whether ACVA and SAFT are Obtaining Fair Deals for the — GlobeNewswire Inc.. Spiked then faded — most of the early gain was given back by the close.
What is the ACVA stock price today?
The most recent close we hold for ACV Auctions Inc. (ACVA) is $10.50 on 2026-10-15, which is more recent than the 2026-09-11 move described above. Trader Club publishes end-of-day prices, not live quotes, so check your broker for the current price.
What is ACVA's 52-week range?
Over the past year of daily closes, ACVA has ranged between $4.15 and $12.15. That is the range of closing prices, not intraday highs and lows.
Has ACVA moved like this before?
Yes — we have 2 significant moves on record for ACVA, each at least 15% on heavy volume. They are listed with their dates above, including whether any news could be sourced for each one.
See it in context
ACVA opened +44.8% versus the prior close, then finished -0.4% from its open, on 115.5M shares traded.
Against the whole market that day, 72.7% of US stocks closed higher (median move +1.0%) — so ACVA was moving with a broadly higher market. See the full market recap →
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Learn the basics: how to read a chart · what volume means · grade ACVA’s chart with the AI reader →