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Alpha Pro Tech (APT) Short Interest Ratio & Short Volume

Alpha Pro Tech logo
$6.44 -0.04 (-0.62%)
Closing price 05/8/2026 04:00 PM Eastern
Extended Trading
$6.59 +0.15 (+2.34%)
As of 05/8/2026 08:00 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 Massive. Learn more.
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Alpha Pro Tech Short Interest Overview

As of October 15, 2025, Alpha Pro Tech (APT) had a short interest of 22,300 shares sold short, representing 0.25% of the public float. This marks a -12.55% decrease in short interest since the prior report. The short interest ratio (days to cover) is 1.0, meaning it would take 1.0 days of the average trading volume of 55,942 shares to cover all short positions.

Current Short Interest
22,300 shares
Previous Short Interest
25,500 shares
Change Vs. Previous Month
-12.55%
Dollar Volume Sold Short
$105.03 thousand
Short Interest Ratio
1.0 Days to Cover
Last Record Date
October 15, 2025
Outstanding Shares
10,217,000 shares
Float Size
8,860,000 shares
Short Percent of Float
0.25%
Today's Trading Volume
629,467 shares
Average Trading Volume
55,942 shares
Today's Volume Vs. Average
1,125%
Short Selling Alpha Pro Tech?
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Skip Charts & View Short Interest History
Short Interest ChartDays to Cover ChartShort Percent of Float Chart

APT Short Interest Over Time

APT Days to Cover Over Time

APT Percentage of Float Shorted Over Time

Alpha Pro Tech Tesla Short Interest History & Recent Changes

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Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
10/15/202522,300 shares $105.03 thousand -12.6%0.3%1 $4.71
9/30/202525,500 shares $122.15 thousand +2.0%0.3%1.1 $4.79
9/15/202525,000 shares $121 thousand -29.2%0.3%1.1 $4.84
8/31/202535,300 shares $168.66 thousand -12.6%0.4%1.6 $4.78
8/15/202540,400 shares $186.24 thousand -19.2%0.5%1.7 $4.61
7/31/202550,000 shares $243.00 thousand +33.0%0.6%1.9 $4.86
7/15/202537,600 shares $178.22 thousand -6.9%0.4%1.5 $4.74
6/30/202540,400 shares $189.48 thousand -1.7%0.4%1.6 $4.69
6/15/202541,100 shares $187.83 thousand +2.2%0.5%1.4 $4.57
5/31/202540,200 shares $189.74 thousand -0.5%0.4%1.3 $4.72
5/15/202540,400 shares $181.80 thousand -24.3%0.4%1.5 $4.50
4/30/202553,400 shares $233.89 thousand +39.1%0.6%2.1 $4.38
4/15/202538,400 shares $164.74 thousand +42.2%0.4%1.4 $4.29
3/14/202526,300 shares $135.45 thousand -25.5%0.3%0.8 $5.15
2/28/202535,300 shares $190.62 thousand -33.3%0.4%1.1 $5.40
2/14/202552,900 shares $283.54 thousand +14.5%0.6%1.5 $5.36
1/31/202546,200 shares $247.17 thousand -12.0%0.5%1.5 $5.35
1/15/202552,500 shares $294 thousand +37.8%0.6%1.6 $5.60
5/15/2023167,700 shares $0.00 -3.0%1.7%6.6 $0.00
4/30/2023172,800 shares $0.00 +8.8%1.7%7.1 $0.00
4/15/2023158,900 shares $0.00 +2.2%1.6%5.7 $0.00
3/31/2023155,500 shares $0.00 +5.4%1.6%5 $0.00
3/15/2023147,600 shares $581.54 thousand +9.6%1.5%3.7 $3.94
2/28/2023134,700 shares $0.00 +5.4%1.3%3.3 $0.00
2/15/2023127,800 shares $0.00 +6.7%1.1%2.6 $0.00
1/31/2023119,800 shares $0.00 +4.4%1.0%2 $0.00
1/15/2023114,800 shares $0.00 -7.2%1.0%2 $0.00
12/30/2022123,700 shares $0.00 +2.0%1.2%2.2 $0.00
12/15/2022121,300 shares $0.00 +4.7%1.2%2.4 $0.00
11/30/2022115,900 shares $0.00 -17.9%1.1%2.3 $0.00
11/15/2022141,200 shares $0.00 +1.3%1.4%2.7 $0.00
10/31/2022139,400 shares $0.00 -38.2%1.3%3.3 $0.00
10/15/2022225,600 shares $0.00 -7.5%2.1%4.3 $0.00
9/30/2022244,000 shares $0.00 -5.4%2.3%4.1 $0.00
9/15/2022257,900 shares $0.00 -10.8%2.4%4.1 $0.00
8/31/2022289,200 shares $0.00 +77.6%2.7%4.2 $0.00
8/15/2022162,800 shares $0.00 -56.2%1.5%2 $0.00
7/31/2022371,800 shares $0.00 -3.5%3.4%3.7 $0.00
7/15/2022385,200 shares $0.00 -4.4%3.6%3.9 $0.00
6/30/2022402,800 shares $0.00 -1.0%3.7%3.8 $0.00
6/15/2022406,900 shares $0.00 -7.5%3.8%3.8 $0.00
5/31/2022440,000 shares $0.00 -9.5%4.1%3.5 $0.00
5/15/2022485,900 shares $0.00 +1.2%4.5%3.4 $0.00
4/30/2022480,100 shares $0.00 -16.8%4.4%3.7 $0.00
4/15/2022577,100 shares $0.00 +6.1%5.2%3.5 $0.00
3/31/2022544,100 shares $0.00 +14.6%4.9%2.4 $0.00
3/15/2022474,600 shares $0.00 -21.9%4.0%0.8 $0.00
2/28/2022608,000 shares $0.00 +5.0%5.1%0.9 $0.00
2/15/2022579,100 shares $0.00 -30.3%4.9%0.6 $0.00
1/31/2022830,300 shares $0.00 -17.8%7.0%0.8 $0.00
1/15/20221,010,000 shares $0.00 -26.8%8.5%1 $0.00
12/31/20211,380,000 shares $0.00 +36.6%11.6%1.3 $0.00
12/15/20211,010,000 shares $0.00 -41.3%8.5%1.3 $0.00
11/30/20211,720,000 shares $0.00 +82.2%14.5%2.4 $0.00
11/15/2021943,800 shares $0.00 -20.0%7.9%2.3 $0.00
10/29/20211,180,000 shares $0.00 -5.6%9.9%2.1 $0.00
10/15/20211,250,000 shares $0.00 -5.3%10.5%0.9 $0.00
9/30/20211,320,000 shares $0.00 -18.0%11.1%0.7 $0.00
9/15/20211,610,000 shares $0.00 +6.6%14.4%0.8 $0.00
8/31/20211,510,000 shares $0.00 -16.1%13.5%0.8 $0.00
8/13/20211,800,000 shares $0.00 -17.8%16.1%1 $0.00
7/30/20212,190,000 shares $0.00 +95.5%19.6%1.3 $0.00
7/15/20211,120,000 shares $0.00 -11.8%9.9%1.3 $0.00
6/30/20211,270,000 shares $0.00 -27.4%11.3%3.7 $0.00
6/15/20211,750,000 shares $0.00 -3.3%15.5%5.7 $0.00
5/28/20211,810,000 shares $0.00 -8.1%16.1%4.7 $0.00
5/14/20211,970,000 shares $0.00 +4.8%17.4%3.9 $0.00

APT Short Interest - Frequently Asked Questions

Short interest is the volume of Alpha Pro Tech shares that have been sold short but have not yet been covered or closed out. As of October 15th, traders have sold 22,300 shares of APT short. 0.25% of Alpha Pro Tech's shares are currently sold short. Learn More on Alpha Pro Tech'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. APT shares currently have a short interest ratio of 1.0. Learn More on Alpha Pro Tech's short interest ratio.

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Alpha Pro Tech: Jane Street Group LLC, Group One Trading LLC, and Simplex Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission.

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. 0.25% of Alpha Pro Tech's floating shares are currently sold short.

Alpha Pro Tech saw a decline in short interest in the month of October. As of October 15th, there was short interest totaling 22,300 shares, a decline of 12.5% from the previous total of 25,500 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.

Alpha Pro Tech currently has issued a total of 10,217,000 shares. Some of Alpha Pro Tech'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. Alpha Pro Tech currently has a public float of 8,860,000 shares.

0.25% of Alpha Pro Tech's shares are currently sold short. Here is how the short interest of companies in the industry of "medical equipment" compare to Alpha Pro Tech: KORU Medical Systems, Inc. (1.99%), Sanara MedTech Inc. (4.96%), Hyperfine, Inc. (1.69%), Pro-Dex, Inc. (13.10%), Neuronetics, Inc. (17.18%), Microbot Medical Inc. (13.39%), Sanuwave Health Inc. (9.17%), Apyx Medical Corporation (0.55%), Avita Medical Inc. (11.91%), Edap Tms S.A. (0.10%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($65.09 billion), Invesco QQQ ($34.25 billion), iShares Russell 2000 ETF ($20.99 billion), iShares 20+ Year Treasury Bond ETF ($11.14 billion), AppLovin Corporation ($10.34 billion), Palo Alto Networks, Inc. ($9.62 billion), SPDR S&P Biotech ETF ($7.84 billion), Strategy Inc ($7.53 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($6.44 billion), and Robinhood Markets, Inc. ($5.90 billion). View all of the most shorted stocks.

Short selling APT is an investing strategy that aims to generate trading profit from Alpha Pro Tech as its price is falling. APT shares are trading down $0.04 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 Alpha Pro Tech 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 APT, 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 APT, twice per month. The most recent reporting period available is October, 15 2025.

Understanding short interest metrics can help you assess how traders are positioning around a stock like APT:

  • Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.
  • Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.
  • Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.

These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity.


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This page (NYSE:APT) was last updated on 5/9/2026 by MarketBeat.com Staff.
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