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Zynex (ZYXI) Short Interest Ratio & Short Volume

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$1.66 -0.57 (-25.56%)
As of 04/30/2025 04:00 PM Eastern

Zynex Short Interest Data

Zynex (ZYXI) has a short interest of 3.82 million shares, representing 21.51% of the float (the number of shares available for trading by the public). This marks a 1.06% increase in short interest from the previous month. The short interest ratio (days to cover) is 15.3, indicating that it would take 15.3 days of the average trading volume of 155,386 shares to cover all short positions.

Current Short Interest
3,820,000 shares
Previous Short Interest
3,780,000 shares
Change Vs. Previous Month
+1.06%
Dollar Volume Sold Short
$8.40 million
Short Interest Ratio
15.3 Days to Cover
Last Record Date
April 15, 2025
Outstanding Shares
30,227,000 shares
Float Size
17,760,000 shares
Short Percent of Float
21.51%
Today's Trading Volume
822,200 shares
Average Trading Volume
155,386 shares
Today's Volume Vs. Average
529%
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ZYXI Short Interest Over Time

ZYXI Days to Cover Over Time

ZYXI Percentage of Float Shorted Over Time

Zynex Short Interest History

Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
4/15/20253,820,000 shares $8.40 million +1.1%21.5%15.3 $2.20
3/31/20253,780,000 shares $8.32 million -1.3%21.3%16.1 $2.20
3/15/20253,830,000 shares $11.38 million -13.2%20.4%19 $2.97
2/28/20254,410,000 shares $31.80 million -1.6%26.0%59.4 $7.21
2/15/20254,480,000 shares $33.78 million -1.3%26.3%63.5 $7.54
1/31/20254,540,000 shares $35.59 million -0.4%26.6%60.6 $7.84
1/15/20254,560,000 shares $35.89 million -0.2%26.8%55.2 $7.87
12/31/20244,570,000 shares $36.61 million -3.0%26.9%51.5 $8.01
12/15/20244,710,000 shares $38.34 million +0.4%27.7%52.7 $8.14
11/30/20244,690,000 shares $39.02 million -1.3%27.6%50.6 $8.32
11/15/20244,750,000 shares $37.05 million -1.7%27.9%47 $7.80
10/31/20244,830,000 shares $41.68 million -6.9%28.5%44.6 $8.63
10/15/20245,190,000 shares $41.26 million -0.8%30.6%37.6 $7.95
9/30/20245,230,000 shares $42.68 million -3.9%30.8%37.1 $8.16
9/15/20245,440,000 shares $44.34 million -0.9%32.1%36.1 $8.15
8/31/20245,490,000 shares $43.15 million -0.2%32.4%36.2 $7.86
8/15/20245,500,000 shares $40.98 million -2.3%32.4%34 $7.45
7/31/20245,630,000 shares $50.67 million -0.7%33.3%36 $9.00
7/15/20245,670,000 shares $53.30 million -4.2%33.4%43.9 $9.40
6/30/20245,920,000 shares $55.17 million -1.5%34.9%46 $9.32
6/15/20246,010,000 shares $54.03 million +5.6%35.4%47 $8.99
5/31/20245,690,000 shares $57.75 million -2.1%33.2%43.6 $10.15
5/15/20245,810,000 shares $63.97 million -2.2%33.8%36.6 $11.01
4/30/20245,940,000 shares $65.16 million +3.7%34.8%32.9 $10.97
4/15/20245,730,000 shares $68.53 million -0.4%33.0%26.7 $11.96
3/31/20245,750,000 shares $71.13 million -1.4%31.7%22.9 $12.37
3/15/20245,830,000 shares $73.17 million -0.9%32.2%20.3 $12.55
2/29/20245,880,000 shares $79.73 million +1.4%30.8%18.6 $13.56
2/15/20245,800,000 shares $73.66 million -0.7%30.4%18.4 $12.70
1/31/20245,840,000 shares $69.15 million +6.0%30.6%17.8 $11.84
1/15/20245,510,000 shares $55.71 million +8.0%28.8%16.2 $10.11
12/31/20235,100,000 shares $55.54 million +1.8%26.7%15.6 $10.89
12/15/20235,010,000 shares $50.70 million +0.8%26.2%16 $10.12
11/30/20234,970,000 shares $45.53 million +5.7%26.0%12.5 $9.16
11/15/20234,700,000 shares $41.45 million -7.7%24.6%11.2 $8.82
10/31/20235,090,000 shares $45.20 million -4.5%25.5%12.2 $8.88
10/15/20235,330,000 shares $42.48 million +1.7%25.2%12.9 $7.97
9/30/20235,240,000 shares $41.92 million -12.7%26.3%13.2 $8.00
9/15/20236,000,000 shares $49.74 million +1.7%28.1%15.5 $8.29
8/31/20235,900,000 shares $45.43 million +5.0%27.6%18.7 $7.70
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8/15/20235,620,000 shares $42.82 million -0.4%26.3%21.1 $7.62
7/31/20235,640,000 shares $55.05 million +1.8%28.6%20.3 $9.76
7/15/20235,540,000 shares $51.58 million +0.7%27.0%15.6 $9.31
6/30/20235,500,000 shares $52.75 million +6.2%26.8%15.6 $9.59
6/15/20235,180,000 shares $49.05 million +4.9%25.3%14.6 $9.47
5/31/20234,940,000 shares $46.34 million +3.8%24.5%14.5 $9.38
5/15/20234,760,000 shares $45.74 million +11.7%23.6%13.1 $9.61
4/30/20234,260,000 shares $48.73 million +1.2%21.5%11.9 $11.44
4/15/20234,210,000 shares $50.27 million -3.7%21.2%17.4 $11.94
3/31/20234,370,000 shares $52.44 million No Change21.6%16.5 $12.00
3/15/20234,370,000 shares $48.07 million +5.3%21.6%15.9 $11.00
2/28/20234,150,000 shares $53.62 million +1.7%20.1%15.5 $12.92
2/15/20234,080,000 shares $52.92 million +19.0%19.8%17.7 $12.97
1/31/20233,430,000 shares $48.47 million -1.7%16.6%14.5 $14.13
1/15/20233,490,000 shares $58.63 million +5.4%16.9%15.3 $16.80
12/30/20223,310,000 shares $46.04 million +0.9%16.0%15.5 $13.91
12/15/20223,280,000 shares $45.49 million -0.3%15.9%17.5 $13.87
11/30/20223,290,000 shares $45.14 million -1.8%15.9%18.6 $13.72
11/15/20223,350,000 shares $45.36 million -9.0%16.2%19.3 $13.54
10/31/20223,680,000 shares $41.95 million -1.6%17.9%21.3 $11.40
10/15/20223,740,000 shares $32.65 million +0.5%17.4%21.7 $8.73
9/30/20223,720,000 shares $33.74 million +2.2%17.3%19.5 $9.07
9/15/20223,640,000 shares $33.96 million -0.6%16.9%16.9 $9.33
8/31/20223,660,000 shares $32.72 million -4.2%16.8%12.2 $8.94
8/15/20223,820,000 shares $37.86 million +3.8%17.5%11.1 $9.91
7/31/20223,680,000 shares $31.57 million -2.1%16.6%9.1 $8.58
7/15/20223,760,000 shares $28.65 million -7.8%16.9%8.8 $7.62
6/30/20224,080,000 shares $32.56 million -7.7%18.4%8.5 $7.98
6/15/20224,420,000 shares $34.17 million -10.5%19.9%9.1 $7.73
5/31/20224,940,000 shares $36.01 million -2.8%21.9%11.4 $7.29
5/15/20225,080,000 shares $36.53 million -10.1%22.5%11.5 $7.19
4/30/20225,650,000 shares $35.99 million +3.3%25.3%12.7 $6.37
4/15/20225,470,000 shares $39.00 million -2.3%24.5%13 $7.13
3/31/20225,600,000 shares $34.89 million -7.4%25.1%14.6 $6.23
3/15/20226,050,000 shares $31.10 million +5.8%28.2%15.8 $5.14
2/28/20225,720,000 shares $35.98 million +5.0%26.6%14.4 $6.29
2/15/20225,450,000 shares $40.66 million +14.3%25.4%14.2 $7.46
1/31/20224,770,000 shares $37.78 million +8.2%22.2%14.9 $7.92
1/15/20224,410,000 shares $35.90 million -1.8%20.6%13.7 $8.14
12/31/20214,490,000 shares $44.77 million +30.1%20.9%12.8 $9.97
12/15/20213,450,000 shares $34.60 million +3.0%17.7%12 $10.03
11/30/20213,350,000 shares $42.88 million -4.6%17.2%13.6 $12.80
11/15/20213,510,000 shares $51.46 million -8.6%18.0%13.9 $14.66
10/29/20213,840,000 shares $48.12 million +1.6%19.7%15.5 $12.53
10/15/20213,780,000 shares $45.62 million +3.3%19.4%13.1 $12.07
9/30/20213,660,000 shares $41.69 million +1.4%18.8%11.8 $11.39
9/15/20213,610,000 shares $44.01 million +11.4%18.5%11.6 $12.19
8/31/20213,240,000 shares $43.45 million -11.2%16.6%10.7 $13.41
8/13/20213,650,000 shares $51.79 million +2.2%18.7%12.3 $14.19
7/30/20213,570,000 shares $49.59 million -3.3%18.4%12.2 $13.89
Watch This Robotics Demo Before July 23rd (Ad)

Jeff Brown, the tech legend who picked shares of Nvidia in 2016 before they jumped by more than 22,000%... Just did a demo of what Nvidia’s CEO said will be "the first multitrillion-dollar robotics industry."

7/15/20213,690,000 shares $56.05 million +4.2%19.0%14.4 $15.19
6/30/20213,540,000 shares $54.98 million -1.7%18.2%14.6 $15.53
6/15/20213,600,000 shares $55.30 million -5.5%18.5%14.2 $15.36
5/28/20213,810,000 shares $57.99 million -5.0%19.6%13.5 $15.22
5/14/20214,010,000 shares $54.05 million +0.5%20.6%9.3 $13.48
4/30/20213,990,000 shares $63.96 million +1.3%20.5%8.5 $16.03
4/15/20213,940,000 shares $59.85 million -2.0%20.3%7.1 $15.19
3/31/20214,020,000 shares $59.30 million -10.7%20.7%6.4 $14.75
3/15/20214,500,000 shares $75.92 million -23.9%23.2%6.8 $16.87
2/26/20215,910,000 shares $102.95 million No Change30.5%8.9 $17.42
2/12/20215,910,000 shares $113.94 million -2.6%30.6%10.8 $19.28
1/29/20216,070,000 shares $123.16 million -2.6%31.4%10.6 $20.29
1/15/20216,230,000 shares $103.04 million +2.1%32.1%10.9 $16.54
12/31/20206,100,000 shares $85.77 million -3.6%31.5%9.2 $14.06
12/15/20206,330,000 shares $84.44 million +7.5%32.7%9.7 $13.34
11/30/20205,890,000 shares $81.69 million -0.5%30.4%8.3 $13.87
10/30/20206,180,000 shares $83.06 million +2.5%31.8%7.9 $13.44
10/15/20206,030,000 shares $89.73 million +18.9%31.1%6.7 $14.88

ZYXI Short Interest - Frequently Asked Questions

What is Zynex's current short interest?

Short interest is the volume of Zynex shares that have been sold short but have not yet been covered or closed out. As of April 15th, investors have sold 3,820,000 shares of ZYXI short. 21.51% of Zynex's shares are currently sold short. Learn More on Zynex's current short interest.

What is a good short interest ratio for Zynex?

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. ZYXI shares currently have a short interest ratio of 15.0. Learn More on Zynex's short interest ratio.

Which institutional investors are shorting Zynex?

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Zynex: Group One Trading LLC, Citadel Advisors LLC, Concourse Financial Group Securities Inc., and Wolverine Asset Management LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission.

What is a good short interest percentage for Zynex?

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. 21.51% of Zynex's floating shares are currently sold short.

Is Zynex's short interest increasing or decreasing?

Zynex saw a increase in short interest in April. As of April 15th, there was short interest totaling 3,820,000 shares, an increase of 1.1% from the previous total of 3,780,000 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.

What is Zynex's float size?

Zynex currently has issued a total of 30,227,000 shares. Some of Zynex'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. Zynex currently has a public float of 17,760,000 shares.

How does Zynex's short interest compare to its competitors?

21.51% of Zynex's shares are currently sold short. Here is how the short interest of companies in the industry of "medical equipment" compare to Zynex: Neuronetics, Inc. (12.57%), Sanara MedTech Inc. (6.05%), ZimVie Inc. (1.67%), AVITA Medical, Inc. (11.32%), Nevro Corp. (4.66%), Nyxoah S.A. (1.29%), Pro-Dex, Inc. (4.82%), Alpha Tau Medical Ltd. (0.19%), Pulmonx Co. (3.38%), Inogen, Inc. (3.86%),

Which stocks are the most shorted right now?

As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 billion). View all of the most shorted stocks.

What does it mean to sell short Zynex stock?

Short selling ZYXI is an investing strategy that aims to generate trading profit from Zynex as its price is falling. ZYXI shares are trading down $0.49 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 Zynex?

A short squeeze for Zynex 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 ZYXI, which in turn drives the price of the stock up even further.

How often is Zynex'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 ZYXI, twice per month. The most recent reporting period available is April, 15 2025.




This page (NASDAQ:ZYXI) was last updated on 5/1/2025 by MarketBeat.com Staff
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