PureTech Health (PRTC) Short Interest Ratio & Short Volume

Short interest is the volume of PureTech Health shares that have been sold short but have not yet been closed out or covered. As of March 15th, traders have sold 25,200 shares of PRTC short. 0.11% of PureTech Health's shares are currently sold short. Learn More on PureTech Health'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. PRTC shares currently have a short interest ratio of 10.0. Learn More on PureTech Health'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. 0.11% of PureTech Health's floating shares are currently sold short.

PureTech Health saw a increase in short interest in March. As of March 15th, there was short interest totaling 25,200 shares, an increase of 12.5% from the previous total of 22,400 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.

0.11% of PureTech Health's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to PureTech Health: Schrödinger, Inc. (13.35%), IDEAYA Biosciences, Inc. (12.22%), Wave Life Sciences Ltd. (7.71%), Immunocore Holdings plc (17.17%), ANI Pharmaceuticals, Inc. (14.05%), Dyne Therapeutics, Inc. (15.35%), Indivior PLC (2.28%), Amphastar Pharmaceuticals, Inc. (10.94%), 89bio, Inc. (10.67%), Adaptive Biotechnologies Co. (6.86%),

As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($26.28 billion), iShares 20+ Year Treasury Bond ETF ($9.53 billion), MicroStrategy Incorporated ($8.50 billion), Apollo Global Management, Inc. ($4.86 billion), Super Micro Computer, Inc. ($4.85 billion), Charter Communications, Inc. ($4.28 billion), Capital One Financial Co. ($4.08 billion), AppLovin Co. ($3.82 billion), Canadian Natural Resources Limited ($3.78 billion), and Schlumberger Limited ($2.87 billion). View all of the most shorted stocks.

Short selling PRTC is an investing strategy that aims to generate trading profit from PureTech Health as its price is falling. PRTC shares are trading up $0.51 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 PureTech Health 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 PRTC, 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 PRTC, twice per month. The most recent reporting period available is March, 15 2025.