Free Trial

ProShares UltraShort MidCap 400 (MZZ) Short Interest Ratio & Short Volume

$9.17 -0.05 (-0.54%)
Closing price 04:10 PM Eastern
Extended Trading
$9.18 +0.01 (+0.07%)
As of 04:40 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

ProShares UltraShort MidCap 400 Short Interest Data

ProShares UltraShort MidCap 400 (MZZ) has a short interest of 10,900 shares, representing 7.84% of the float (the number of shares available for trading by the public). This marks a -23.78% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.4, indicating that it would take 2.4 days of the average trading volume of 3,987 shares to cover all short positions.

Current Short Interest
10,900 shares
Previous Short Interest
14,300 shares
Change Vs. Previous Month
-23.78%
Dollar Volume Sold Short
$107.58 thousand
Short Interest Ratio
2.4 Days to Cover
Last Record Date
June 15, 2025
Outstanding Shares
139,000 shares
Short Percent of Float
7.84%
Today's Trading Volume
2,413 shares
Average Trading Volume
3,987 shares
Today's Volume Vs. Average
61%
Short Selling ProShares UltraShort MidCap 400?
cover of A Guide to High-Short-Interest Stocks and How to Trade Them ebook

Sign up to receive the latest short interest report for ProShares UltraShort MidCap 400 and its competitors with MarketBeat's FREE newsletter.

Skip Charts & View Short Interest History

MZZ Short Interest Over Time

MZZ Days to Cover Over Time

MZZ Percentage of Float Shorted Over Time

ProShares UltraShort MidCap 400 Short Interest History

Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
6/15/202510,900 shares $107.58 thousand -23.8%7.8%2.4 $9.87
5/31/202514,300 shares $142.57 thousand +58.9%10.3%3 $9.97
5/15/20259,000 shares $85.86 thousand +23.3%N/A1.6 $9.54
4/30/20257,300 shares $80.08 thousand +10.6%N/A1.2 $10.97
4/15/20256,600 shares $77.95 thousand +29.4%N/A1.1 $11.81
3/14/20254,300 shares $47.64 thousand -40.3%N/A0.8 $11.08
2/14/20256,500 shares $60.65 thousand -7.1%N/A1.4 $9.33
1/31/20257,000 shares $63.49 thousand +45.8%N/A1.6 $9.07
1/15/20254,800 shares $44.45 thousand +60.0%N/A1.1 $9.26

MZZ Short Interest - Frequently Asked Questions

What is ProShares UltraShort MidCap 400's current short interest?

Short interest is the volume of ProShares UltraShort MidCap 400 shares that have been sold short but have not yet been closed out or covered. As of June 15th, investors have sold 10,900 shares of MZZ short. 7.84% of ProShares UltraShort MidCap 400's shares are currently sold short. Learn More on ProShares UltraShort MidCap 400's current short interest.

What is a good short interest ratio for ProShares UltraShort MidCap 400?

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. MZZ shares currently have a short interest ratio of 2.0. Learn More on ProShares UltraShort MidCap 400's short interest ratio.

What is a good short interest percentage for ProShares UltraShort MidCap 400?

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. 7.84% of ProShares UltraShort MidCap 400's floating shares are currently sold short.

Is ProShares UltraShort MidCap 400's short interest increasing or decreasing?

ProShares UltraShort MidCap 400 saw a decline in short interest in the month of June. As of June 15th, there was short interest totaling 10,900 shares, a decline of 23.8% from the previous total of 14,300 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.

How does ProShares UltraShort MidCap 400's short interest compare to its competitors?

7.84% of ProShares UltraShort MidCap 400's shares are currently sold short. Here is how the short interest of companies compare to ProShares UltraShort MidCap 400: WisdomTree U.S. MidCap Quality Growth Fund (0.20%), ProShares UltraPro Short MidCap 400 (1.43%), Alger Weatherbie Enduring Growth ETF (0.05%), ProShares Short MidCap 400 (0.97%), Xtrackers S&P MidCap 400 Scored & Screened ETF (0.22%), Strive Mid-Cap ETF (0.29%), SoFi Next 500 ETF (0.08%), ProShares UltraPro MidCap 400 (1.80%), Pacer Lunt MidCap Multi-Factor Alternator ETF (0.02%), First Trust Active Factor Mid Cap ETF (0.65%),

Which stocks are the most shorted right now?

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 billion). View all of the most shorted stocks.

What does it mean to sell short ProShares UltraShort MidCap 400 stock?

Short selling MZZ is an investing strategy that aims to generate trading profit from ProShares UltraShort MidCap 400 as its price is falling. MZZ shares are trading down $0.05 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.

How does a short squeeze work against ProShares UltraShort MidCap 400?

A short squeeze for ProShares UltraShort MidCap 400 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 MZZ, which in turn drives the price of the stock up even further.

How often is ProShares UltraShort MidCap 400's short interest reported?

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including MZZ, twice per month. The most recent reporting period available is June, 15 2025.




This page (NYSEARCA:MZZ) was last updated on 6/27/2025 by MarketBeat.com Staff
From Our Partners