Acorn Energy (ACFN) Short Interest Ratio & Short Volume

Short interest is the volume of Acorn Energy shares that have been sold short but have not yet been covered or closed out. As of September 30th, investors have sold 23,200 shares of ACFN short. 1.56% of Acorn Energy's shares are currently sold short. Learn More on Acorn Energy's current short interest.

The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. ACFN shares currently have a short interest ratio of 1.0. Learn More on Acorn Energy's short interest ratio.

Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 1.56% of Acorn Energy's floating shares are currently sold short.

Acorn Energy saw a increase in short interest in September. As of September 30th, there was short interest totaling 23,200 shares, an increase of 32.6% from the previous total of 17,500 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment.

Acorn Energy currently has issued a total of 2,500,000 shares. Some of Acorn Energy's outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Acorn Energy currently has a public float of 1,490,000 shares.

1.56% of Acorn Energy's shares are currently sold short. Here is how the short interest of companies in the industry of "business services" compare to Acorn Energy: Perma-Fix Environmental Services, Inc. (8.23%), OmniAb, Inc. (8.36%), Trivago N.V. ADS (0.29%), Tucows Inc. (6.39%), Arrive AI Inc. (10.30%), Atlantic International Corp. (0.42%), MaxCyte, Inc. (3.32%), CPI Card Group Inc. (3.56%), RCM Technologies, Inc. (6.85%), Mint Incorporation Limited (12.38%),

As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Corporation ($15.71 billion), Robinhood Markets, Inc. ($7.56 billion), Reddit Inc. ($4.55 billion), Coinbase Global, Inc. ($4.53 billion), CoreWeave Inc. ($4.43 billion), Charter Communications, Inc. ($4.07 billion), Seagate Technology Holdings PLC ($3.94 billion), IonQ, Inc. ($3.78 billion), TC Energy Corporation ($3.13 billion), and Live Nation Entertainment, Inc. ($3.12 billion). View all of the most shorted stocks.

Short selling ACFN is an investing strategy that aims to generate trading profit from Acorn Energy as its price is falling. ACFN shares are trading up $1.61 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit.

A short squeeze for Acorn Energy occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of ACFN, which in turn drives the price of the stock up even further.

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including ACFN, twice per month. The most recent reporting period available is September, 30 2025.