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CMS Energy (CMS) Short Interest Ratio & Short Volume

CMS Energy logo
$70.31 +1.09 (+1.58%)
Closing price 03:59 PM Eastern
Extended Trading
$70.28 -0.03 (-0.05%)
As of 05:27 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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CMS Energy Short Interest Overview

As of October 30, 2026, CMS Energy (CMS) had a short interest of 18.28 million shares sold short, representing 5.86% of the public float. This marks a 0.02% increase in short interest since the prior report. The short interest ratio (days to cover) is 4.0, meaning it would take 4.0 days of the average trading volume of 3.42 million shares to cover all short positions.

Current Short Interest
18,279,069 shares
Previous Short Interest
18,276,124 shares
Change Vs. Previous Report
0.02%
Dollar Volume Sold Short
$1.28 billion
Short Interest Ratio
4.0 Days to Cover
Last Record Date
October 30, 2026
Outstanding Shares
313,630,000 shares
Short Percent of Float
5.86%
Today's Trading Volume
3,185,751 shares
Average Trading Volume
3,416,141 shares
Today's Volume Vs. Average
93%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

CMS Short Interest Over Time

CMS Days to Cover Over Time

CMS Percentage of Float Shorted Over Time

CMS Energy 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
10/30/202618,279,069 shares $1.28 billion +0.0%5.9%3.97 $70.12
10/15/202618,276,124 shares $1.22 billion +5.4%5.9%4.43 $66.93
9/30/202617,334,557 shares $1.10 billion +6.0%5.6%4.07 $63.21
9/15/202616,354,988 shares $1.08 billion +3.9%5.2%5.58 $65.91
8/31/202615,738,780 shares $1.07 billion -3.8%5.0%4.81 $68.16
8/14/202616,365,188 shares $1.16 billion -1.4%5.2%4.24 $71.11
7/31/202616,591,680 shares $1.20 billion -18.6%5.3%4.05 $72.09
7/15/202620,375,115 shares $1.51 billion -2.0%6.6%7.07 $74.00
6/30/202620,783,480 shares $1.59 billion +24.7%6.8%5.84 $76.56
6/15/202616,673,789 shares $1.23 billion +10.3%5.4%4.03 $73.64
5/29/202615,120,545 shares $1.10 billion +7.3%4.9%5.56 $72.60
5/15/202614,090,627 shares $1.01 billion -12.0%4.6%5.55 $71.63
4/30/202616,013,042 shares $1.23 billion -1.5%5.2%5.01 $76.73
4/15/202616,248,337 shares $1.26 billion -1.3%5.3%6.13 $77.53
3/31/202616,458,175 shares $1.28 billion +2.1%5.4%6.05 $77.54
3/13/202616,116,221 shares $1.25 billion +3.9%5.3%5.93 $77.82
2/27/202615,512,023 shares $1.21 billion +6.1%5.0%4.11 $77.98
2/13/202614,623,721 shares $1.12 billion +1.5%4.8%4.11 $76.71
1/30/202614,406,523 shares $1.03 billion +10.5%4.8%4.35 $71.50
1/15/202613,038,624 shares $928.27 million +7.2%4.3%4.69 $71.19
12/31/202512,167,172 shares $851.46 million +1.2%4.0%5.74 $69.98
12/15/202512,024,262 shares $851.10 million -7.7%4.0%6 $70.78
11/28/202513,020,325 shares $982.25 million +9.5%4.3%6.2 $75.44
11/14/202511,889,699 shares $878.79 million +26.0%4.0%3.62 $73.91
10/31/20259,438,939 shares $695.23 million -24.5%3.2%4.02 $73.66
10/15/202512,500,000 shares $941.41 million +8.0%4.2%5.6 $75.31
9/30/202511,570,000 shares $847.97 million -8.1%N/A5.2 $73.29
9/15/202512,590,000 shares $901.95 million -0.4%N/A5.8 $71.64
8/31/202512,640,000 shares $904.34 million +6.1%4.2%5.9 $71.55
8/15/202511,910,000 shares $860.50 million +16.3%N/A5.1 $72.25
7/31/202510,240,000 shares $755.92 million -13.4%3.4%4.4 $73.82
7/15/202511,830,000 shares $832.54 million +1.9%N/A4.7 $70.38
6/30/202511,610,000 shares $804.46 million +9.0%3.9%4.3 $69.29
6/15/202510,650,000 shares $750.72 million +29.1%3.6%3.8 $70.49
5/31/20258,250,000 shares $580.22 million -7.3%2.8%3 $70.33
5/15/20258,900,000 shares $631.90 million +19.1%3.0%3.2 $71.00
4/30/20257,470,000 shares $550.39 million -7.6%N/A2.7 $73.68
4/15/20258,080,000 shares $587.79 million +10.1%2.7%2.9 $72.75
3/31/20257,340,000 shares $551.95 million -6.0%2.5%2.9 $75.20
3/15/20257,810,000 shares $568.82 million -13.1%2.6%3.5 $72.83
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2/28/20258,990,000 shares $656.63 million +2.4%3.0%3.9 $73.04
2/15/20258,780,000 shares $604.72 million -5.4%3.0%4 $68.88
1/31/20259,280,000 shares $612.48 million +7.5%N/A4.1 $66.00
1/15/20258,630,000 shares $574.41 million +15.5%N/A4 $66.56
12/31/20247,470,000 shares $497.88 million -1.1%N/A3.6 $66.65
12/15/20247,550,000 shares $508.27 million -4.8%N/A3.5 $67.32
11/30/20247,930,000 shares $552.80 million -1.0%N/A3.6 $69.71
11/15/20248,010,000 shares $546.52 million -5.4%N/A3.7 $68.23
10/31/20248,470,000 shares $589.68 million -7.4%N/A4.1 $69.62
10/15/20249,150,000 shares $643.25 million -5.2%N/A4.5 $70.30
9/30/20249,650,000 shares $681.29 million +1.6%N/A4.6 $70.60
9/15/20249,500,000 shares $665.86 million +6.2%N/A4.7 $70.09
8/31/20248,950,000 shares $607.35 million +9.7%N/A4.1 $67.86
8/15/20248,160,000 shares $538.15 million -0.4%N/A3.8 $65.95
7/31/20248,190,000 shares $530.71 million -3.5%N/A3.8 $64.80
7/15/20248,490,000 shares $512.03 million +0.2%N/A3.7 $60.31
6/30/20248,470,000 shares $504.22 million -13.4%N/A3.6 $59.53
6/15/20249,780,000 shares $583.38 million +8.0%N/A4 $59.65
5/31/20249,060,000 shares $570.24 million -10.8%N/A3.8 $62.94
5/15/202410,160,000 shares $639.98 million +33.5%N/A4 $62.99
4/30/20247,610,000 shares $461.24 million -33.9%N/A2.9 $60.61
4/15/202411,520,000 shares $663.67 million -1.2%N/A4.5 $57.61
3/31/202411,660,000 shares $703.56 million +0.1%N/A4.7 $60.34
3/15/202411,650,000 shares $673.60 million +1.0%N/A4.9 $57.82
2/29/202411,540,000 shares $662.05 million -0.1%N/A4.9 $57.37
2/15/202411,550,000 shares $660.78 million +9.6%N/A5 $57.21
1/31/202410,540,000 shares $602.15 million -18.2%N/A4.4 $57.13
1/15/202412,880,000 shares $748.33 million -4.3%N/A5 $58.10
12/31/202313,460,000 shares $781.62 million +0.2%N/A5.4 $58.07
12/15/202313,430,000 shares $778.67 million +0.8%N/A4.9 $57.98
11/30/202313,320,000 shares $755.91 million -5.5%N/A4.9 $56.75
11/15/202314,090,000 shares $804.26 million +22.5%N/A5.4 $57.08
10/31/202311,500,000 shares $624.91 million +45.4%N/A4.7 $54.34
10/15/20237,910,000 shares $427.30 million +8.5%N/A3.6 $54.02
9/30/20237,290,000 shares $387.17 million +3.9%N/A3.6 $53.11
9/15/20237,020,000 shares $401.61 million +4.0%N/A3.9 $57.21
8/31/20236,750,000 shares $379.28 million -2.2%N/A4 $56.19
8/15/20236,900,000 shares $385.78 million -3.5%N/A3.7 $55.91
7/31/20237,150,000 shares $436.69 million +5.5%N/A3.6 $61.08
7/15/20236,780,000 shares $413.24 million -15.9%N/A3.2 $60.95
6/30/20238,060,000 shares $473.53 million -5.7%N/A3.7 $58.75
6/15/20238,550,000 shares $521.72 million -3.1%N/A3.8 $61.02
5/31/20238,820,000 shares $511.56 million -4.4%N/A3.9 $58.00
5/15/20239,230,000 shares $560.63 million +20.7%N/A4.4 $60.74
4/30/20237,650,000 shares $476.29 million +4.9%N/A3.6 $62.26
4/15/20237,290,000 shares $443.16 million -1.5%N/A3.8 $60.79
3/31/20237,400,000 shares $454.21 million -0.9%N/A3.8 $61.38
3/15/20237,470,000 shares $460.60 million +10.2%N/A4.2 $61.66
2/28/20236,780,000 shares $399.82 million +16.7%N/A3.7 $58.97
2/15/20235,810,000 shares $355.46 million +10.0%N/A3.2 $61.18
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1/31/20235,280,000 shares $333.64 million -2.0%1.8%2.7 $63.19
1/15/20235,390,000 shares $344.53 million -1.8%1.9%2.7 $63.92
12/30/20225,490,000 shares $347.68 million -2.8%1.9%2.7 $63.33
12/15/20225,650,000 shares $356.85 million +8.5%2.0%2.6 $63.16
11/30/20225,210,000 shares $318.17 million +6.5%1.8%2.4 $61.07
11/15/20224,890,000 shares $285.77 million +2.3%1.7%2.3 $58.44
10/31/20224,780,000 shares $272.70 million -11.2%1.7%2.3 $57.05
10/15/20225,380,000 shares $290.90 million +4.1%1.9%2.8 $54.07
9/30/20225,170,000 shares $301.10 million +4.7%1.8%2.9 $58.24
9/15/20224,940,000 shares $329.20 million -2.4%1.7%2.9 $66.64
8/31/20225,060,000 shares $341.75 million +13.7%1.8%2.8 $67.54
8/15/20224,450,000 shares $311.99 million +15.0%1.5%2.5 $70.11
7/31/20223,870,000 shares $265.99 million -17.7%1.3%2.1 $68.73
7/15/20224,700,000 shares $311.14 million -12.8%1.7%2.5 $66.20
6/30/20225,390,000 shares $363.83 million +29.0%1.9%2.8 $67.50
6/15/20224,180,000 shares $261.92 million -4.1%1.5%2.2 $62.66
5/31/20224,360,000 shares $309.73 million -6.2%1.5%2.2 $71.04
5/15/20224,650,000 shares $322.94 million -7.2%1.6%2.3 $69.45
4/30/20225,010,000 shares $344.14 million -2.5%1.7%2.5 $68.69
4/15/20225,140,000 shares $367.77 million +16.0%1.8%2.5 $71.55
3/31/20224,430,000 shares $309.83 million +5.2%1.5%2.2 $69.94
3/15/20224,210,000 shares $283.12 million +22.7%1.5%2.3 $67.25
2/28/20223,430,000 shares $219.55 million +9.9%1.2%2.1 $64.01
2/15/20223,120,000 shares $192.97 million +13.0%1.1%2 $61.85
1/31/20222,760,000 shares $177.69 million -24.2%1.0%1.9 $64.38
1/15/20223,640,000 shares $232.05 million +21.3%1.3%2.8 $63.75
12/31/20213,000,000 shares $195.15 million +4.2%1.0%2.4 $65.05
12/15/20212,880,000 shares $186.85 million -4.0%1.0%2.3 $64.88
11/30/20213,000,000 shares $176.55 million No Change1.0%2.3 $58.85
11/15/20213,000,000 shares $183.51 million -3.5%1.0%2.3 $61.17

CMS Short Interest - Frequently Asked Questions

Short interest is the volume of CMS Energy shares that have been sold short but have not yet been covered or closed out. As of October 30th, investors have sold 18,279,069 shares of CMS short. 5.86% of CMS Energy's shares are currently sold short. Learn More on CMS Energy'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. CMS shares currently have a short interest ratio of 4.0. Learn More on CMS Energy's short interest ratio.

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of CMS Energy: Prairie Advisory 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. 5.86% of CMS Energy's floating shares are currently sold short.

CMS Energy saw an increase in short interest since the prior report. As of October 30th, there was short interest totaling 18,279,069 shares, an increase of 0.0% from the previous total of 18,276,124 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.

5.86% of CMS Energy's shares are currently sold short. Here is how the short interest of companies in the sector of "utilities" compare to CMS Energy: American Electric Power Company, Inc. (5.03%), Alliant Energy Corporation (11.03%), Ameren Corporation (5.66%), DTE Energy Company (3.04%), Duke Energy Corporation (2.31%), Consolidated Edison Inc (3.11%), OGE Energy Corporation (6.00%), PPL Corporation (4.59%), Southern Company (The) (2.61%), WEC Energy Group, Inc. (4.35%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($77.66 billion), Invesco QQQ ($57.17 billion), iShares Russell 2000 ETF ($21.91 billion), SPDR S&P Biotech ETF ($10.53 billion), Union Pacific Corporation ($9.26 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($9.05 billion), Nebius Group N.V. ($7.85 billion), iShares 20+ Year Treasury Bond ETF ($7.81 billion), Moderna, Inc. ($7.36 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.20 billion). View all of the most shorted stocks.

Short selling CMS is an investing strategy that aims to generate trading profit from CMS Energy as its price is falling. CMS shares are trading down $0.40 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 CMS Energy 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 CMS, 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 CMS, twice per month. The most recent reporting period available is October, 30 2026.

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

  • 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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Short interest data for NYSE:CMS is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 11/10/2026. FINRA publishes updated short interest twice a month.
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