MBX Biosciences (MBX) Short Interest Ratio & Short Volume

Short interest is the volume of MBX Biosciences shares that have been sold short but have not yet been closed out or covered. As of September 30th, traders have sold 3,900,000 shares of MBX short. 18.87% of MBX Biosciences' shares are currently sold short. Learn More on MBX Biosciences' 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. MBX shares currently have a short interest ratio of 4.0. Learn More on MBX Biosciences'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. 18.87% of MBX Biosciences' floating shares are currently sold short.

MBX Biosciences saw a decline in short interest in September. As of September 30th, there was short interest totaling 3,900,000 shares, a decline of 7.8% from the previous total of 4,230,000 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.

MBX Biosciences currently has issued a total of 33,590,000 shares. Some of MBX Biosciences' 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. MBX Biosciences currently has a public float of 20,670,000 shares.

18.87% of MBX Biosciences' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to MBX Biosciences: Arcus Biosciences, Inc. (15.12%), Tilray Brands, Inc. (11.83%), Twist Bioscience Corporation (21.50%), Immunocore Holdings PLC Sponsored ADR (16.72%), Biohaven Ltd. (10.35%), AbCellera Biologics Inc. (20.47%), Phibro Animal Health Corporation (4.32%), Janux Therapeutics, Inc. (16.44%), Edgewise Therapeutics, Inc. (9.80%), Structure Therapeutics Inc. Sponsored ADR (11.27%),

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 MBX is an investing strategy that aims to generate trading profit from MBX Biosciences as its price is falling. MBX shares are trading up $0.87 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 MBX Biosciences occurs when it has a large amount of short interest and its stock appreciates in price. This forces short sellers to cover their short interest positions by buying actual shares of MBX, 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 MBX, twice per month. The most recent reporting period available is September, 30 2025.