Invesco National AMT-Free Municipal Bond ETF (PZA) Short Interest Ratio & Short Volume

Short interest is the volume of Invesco National AMT-Free Municipal Bond ETF shares that have been sold short but have not yet been covered or closed out. As of May 15th, investors have sold 242,700 shares of PZA short. Learn More on Invesco National AMT-Free Municipal Bond ETF's current short interest.

Invesco National AMT-Free Municipal Bond ETF saw a decrease in short interest during the month of May. As of May 15th, there was short interest totaling 242,700 shares, a decrease of 2.8% from the previous total of 249,700 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.

Here is how the short interest of companies compare to Invesco National AMT-Free Municipal Bond ETF: SPDR Nuveen Bloomberg Municipal Bond ETF (0.64%), Capital Group Municipal Income ETF (0.20%), SPDR Nuveen Bloomberg Short Term Municipal Bond ETF (0.37%), iShares California Muni Bond ETF (0.36%), PIMCO Intermediate Municipal Bond Exchange-Traded Fund (0.07%), First Trust Managed Municipal ETF (0.32%), Vanguard Short-Term Tax-Exempt Bond ETF (0.39%), iShares New York Muni Bond ETF (0.40%), PIMCO Short Term Municipal Bond Exchange-Traded Fund (0.10%), First Trust Municipal High Income ETF (0.30%),

As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($29.20 billion), Strategy Incorporated ($10.88 billion), iShares 20+ Year Treasury Bond ETF ($10.04 billion), Capital One Financial Co. ($5.51 billion), Charter Communications, Inc. ($5.00 billion), Super Micro Computer, Inc. ($4.43 billion), Apollo Global Management, Inc. ($4.02 billion), Hims & Hers Health, Inc. ($3.65 billion), VanEck Semiconductor ETF ($3.27 billion), and Coinbase Global, Inc. ($3.10 billion). View all of the most shorted stocks.

Short selling PZA is an investing strategy that aims to generate trading profit from Invesco National AMT-Free Municipal Bond ETF as its price is falling. 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 Invesco National AMT-Free Municipal Bond ETF 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 PZA, 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 PZA, twice per month. The most recent reporting period available is May, 15 2025.