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BlackRock MuniHoldings California Quality Fund (MUC) Short Interest Ratio & Short Volume

BlackRock MuniHoldings California Quality Fund logo
$10.62 -0.06 (-0.56%)
As of 03:58 PM Eastern
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BlackRock MuniHoldings California Quality Fund Short Interest Overview

As of July 31, 2026, BlackRock MuniHoldings California Quality Fund (MUC) had a short interest of 31,487 shares sold short, representing 0.03% of the public float. This marks a -81.05% decrease in short interest since the prior report. The short interest ratio (days to cover) is 0.1, meaning it would take 0.1 days of the average trading volume of 300,475 shares to cover all short positions.

Current Short Interest
31,487 shares
Previous Short Interest
166,176 shares
Change Vs. Previous Month
-81.05%
Dollar Volume Sold Short
$332.98 thousand
Short Interest Ratio
0.1 Days to Cover
Last Record Date
July 31, 2026
Outstanding Shares
125,010,000 shares
Short Percent of Float
0.03%
Today's Trading Volume
551,890 shares
Average Trading Volume
300,475 shares
Today's Volume Vs. Average
184%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

MUC Short Interest Over Time

MUC Days to Cover Over Time

MUC Percentage of Float Shorted Over Time

BlackRock MuniHoldings California Quality Fund 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
7/31/202631,487 shares $332.98 thousand -81.1%0.0%0.09 $10.58
7/15/2026166,176 shares $1.82 million +202.5%0.1%0.49 $10.95
6/30/202654,940 shares $604.07 thousand +48.5%0.0%0.19 $11.00
6/15/202636,991 shares $396.73 thousand -19.5%0.0%0.09 $10.73
5/29/202645,934 shares $496.78 thousand -44.4%0.0%0.16 $10.82
5/15/202682,546 shares $875.90 thousand +20.9%0.1%0.31 $10.61
4/30/202668,288 shares $737.51 thousand +15.3%0.1%0.34 $10.80
4/15/202659,223 shares $633.98 thousand -26.3%0.0%0.21 $10.71
3/31/202680,379 shares $834.66 thousand +33.2%0.1%0.28 $10.38
3/13/202660,343 shares $646.82 thousand -31.3%0.0%0.2 $10.72
2/27/202687,768 shares $957.55 thousand -16.1%0.1%0.4 $10.91
2/13/2026104,553 shares $1.13 million -85.8%0.1%0.36 $10.80
1/30/2026736,471 shares $8.10 million +311.0%N/A2.46 $11.00
1/15/2026179,213 shares $1.94 million -11.6%N/A0.73 $10.85
12/31/2025202,713 shares $2.15 million +404.0%N/A0.45 $10.61
12/15/202540,221 shares $428.55 thousand -48.3%N/A0.1 $10.66
11/28/202577,855 shares $833.83 thousand -29.8%N/A0.28 $10.71
11/14/2025110,822 shares $1.19 million +48.2%N/A0.44 $10.72
10/31/202574,795 shares $812.27 thousand +30.8%N/A0.28 $10.86
10/15/202557,200 shares $616.04 thousand -33.1%N/A0.2 $10.77
9/30/202585,500 shares $926.82 thousand +32.8%N/A0.3 $10.84
9/15/202564,400 shares $693.91 thousand +22.7%N/A0.2 $10.78
8/31/202552,500 shares $540.23 thousand -2.1%N/A0.2 $10.29
8/15/202553,600 shares $549.94 thousand -12.3%N/A0.2 $10.26
7/31/202561,100 shares $613.75 thousand +12.3%N/A0.3 $10.05
7/15/202554,400 shares $557.60 thousand +5.6%N/A0.3 $10.25
6/30/202551,500 shares $532.00 thousand +95.8%N/A0.2 $10.33
6/15/202526,300 shares $270.36 thousand -73.2%N/A0.1 $10.28
5/31/202598,100 shares $1.01 million -23.3%0.1%0.4 $10.34
5/15/2025127,900 shares $1.35 million +31.7%0.1%0.6 $10.53
4/30/202597,100 shares $1.02 million -24.7%N/A0.5 $10.54
4/15/2025129,000 shares $1.33 million +225.8%0.1%0.6 $10.35
3/31/202539,600 shares $424.71 thousand -51.7%0.0%0.2 $10.73
3/15/202582,000 shares $881.09 thousand +397.0%0.1%0.3 $10.75
2/28/202516,500 shares $182.92 thousand -77.8%0.0%0.1 $11.09
2/15/202574,400 shares $815.80 thousand +24.4%0.1%0.2 $10.97
1/31/202559,800 shares $649.43 thousand +71.8%N/A0.2 $10.86
1/15/202534,800 shares $370.27 thousand +1,731.6%N/A0.1 $10.64
12/31/20241,900 shares $20.20 thousand -96.9%N/A0 $10.63
12/15/202460,900 shares $681.47 thousand +92.1%N/A0.2 $11.19
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11/30/202431,700 shares $359.80 thousand +84.3%N/A0.1 $11.35
11/15/202417,200 shares $189.72 thousand -77.0%N/A0.1 $11.03
10/31/202474,700 shares $828.80 thousand +121.0%N/A0.4 $11.10
10/15/202433,800 shares $385.32 thousand -52.0%N/A0.2 $11.40
9/30/202470,400 shares $811.36 thousand +117.3%N/A0.3 $11.53
9/15/202432,400 shares $374.22 thousand +58.1%N/A0.1 $11.55
8/31/202420,500 shares $229.19 thousand +34.9%N/A0.1 $11.18
8/15/202415,200 shares $170.24 thousand +590.9%N/A0.1 $11.20
7/31/20242,200 shares $24.53 thousand -98.5%N/A0 $11.15
7/15/2024141,600 shares $1.59 million +487.6%N/A0.6 $11.20
6/30/202424,100 shares $267.51 thousand -29.7%N/A0.1 $11.10
6/15/202434,300 shares $379.02 thousand +20.8%N/A0.2 $11.05
5/31/202428,400 shares $304.59 thousand -27.2%N/A0.1 $10.73
5/15/202439,000 shares $424.32 thousand +44.4%N/A0.2 $10.88
4/30/202427,000 shares $287.55 thousand -27.2%N/A0.1 $10.65
4/15/202437,100 shares $393.63 thousand +29.3%N/A0.2 $10.61
3/31/202438,800 shares $427.19 thousand -27.5%N/A4 $11.01
3/15/202453,500 shares $597.60 thousand -35.0%N/A0.2 $11.17
2/29/202482,300 shares $906.12 thousand -39.8%N/A0.2 $11.01
2/15/2024136,700 shares $1.52 million -42.0%N/A0.4 $11.14
1/31/2024235,800 shares $2.63 million +23.3%N/A0.6 $11.14
1/15/2024191,200 shares $2.14 million +27.6%N/A0.5 $11.20
12/31/2023149,800 shares $1.67 million +79.8%N/A0.4 $11.13
12/15/202383,300 shares $915.05 thousand -11.7%N/A0.2 $10.99
11/30/202394,300 shares $1.00 million +202.2%N/A0.3 $10.63
11/15/202331,200 shares $316.37 thousand -86.6%N/A0.1 $10.14
10/31/2023233,300 shares $2.16 million +62.9%N/A0.8 $9.24
10/15/2023143,200 shares $1.39 million -42.8%N/A0.5 $9.74
9/30/2023250,300 shares $2.39 million +112.3%N/A1 $9.56
9/15/2023117,900 shares $1.20 million +469.6%N/A0.5 $10.19
8/31/202320,700 shares $214.87 thousand +290.6%N/A0.1 $10.38
8/15/20235,300 shares $55.92 thousand -88.8%N/A0 $10.55
7/31/202347,300 shares $513.21 thousand -53.6%N/A0.2 $10.85
7/15/2023102,000 shares $1.10 million -7.0%N/A0.5 $10.78
6/30/2023109,700 shares $1.19 million +11.5%N/A0.6 $10.85
6/15/202398,400 shares $1.06 million +828.3%N/A0.5 $10.76
5/31/202310,600 shares $111.62 thousand -56.7%N/A0.1 $10.53
5/15/202324,500 shares $262.64 thousand -13.4%N/A0.1 $10.72
4/30/202328,300 shares $307.06 thousand +19.9%N/A0.1 $10.85
4/15/202323,600 shares $261.25 thousand -50.1%N/A0.1 $11.07
3/31/202347,300 shares $523.14 thousand +2.8%N/A0.2 $11.06
3/15/202346,000 shares $502.32 thousand +329.9%N/A0.2 $10.92
2/28/202310,700 shares $116.42 thousand -48.8%N/A0 $10.88
2/15/202320,900 shares $235.75 thousand -78.2%N/A0.1 $11.28
1/31/202395,900 shares $1.10 million +370.1%N/A0.2 $11.52
1/15/202320,400 shares $228.07 thousand +213.9%N/A0 $11.18
12/30/20226,500 shares $69.81 thousand -33.0%N/A0 $10.74
12/15/20229,700 shares $105.25 thousand -61.4%N/A0 $10.85
11/30/202225,100 shares $277.86 thousand -21.1%N/A0.1 $11.07
11/15/202231,800 shares $340.58 thousand +448.3%N/A0.1 $10.71
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10/31/20225,800 shares $58.41 thousand -56.1%N/A0 $10.07
10/15/202213,200 shares $139.13 thousand No ChangeN/A0.1 $10.54
9/30/202230,700 shares $329.72 thousand -12.0%N/A0.2 $10.74
9/15/202234,900 shares $397.51 thousand -49.0%N/A0.2 $11.39
8/31/202268,400 shares $823.54 thousand +46.8%N/A0.3 $12.04
8/15/202246,600 shares $603.00 thousand -13.2%N/A0.2 $12.94
7/31/202253,700 shares $675.55 thousand +64.7%N/A0.2 $12.58
7/15/202232,600 shares $394.46 thousand +42.4%N/A0.1 $12.10
6/30/202222,900 shares $274.11 thousand -81.7%N/A0.1 $11.97
6/15/2022125,300 shares $1.45 million +526.5%N/A0.4 $11.57
5/31/202220,000 shares $248 thousand -63.9%N/A0.1 $12.40
5/15/202255,400 shares $662.58 thousand +117.3%N/A0.3 $11.96
4/30/202225,500 shares $305.75 thousand +59.4%N/A0.1 $11.99
4/15/202216,000 shares $193.60 thousand -92.0%N/A0.1 $12.10
3/31/2022200,300 shares $2.62 million +108.0%N/A2.1 $13.08
3/15/202296,300 shares $1.28 million +41.2%N/A1 $13.33
2/28/202268,200 shares $930.25 thousand +9.5%N/A0.8 $13.64
2/15/202262,300 shares $841.67 thousand -7.2%N/A0.7 $13.51
1/31/202267,100 shares $962.21 thousand +0.5%N/A0.8 $14.34
1/15/202266,800 shares $1.00 million -18.1%N/A0.9 $15.02
12/31/202181,600 shares $1.26 million +7.4%N/A1.2 $15.44
12/15/202176,000 shares $1.21 million -38.5%N/A1.1 $15.88
11/30/2021123,500 shares $1.98 million -14.7%N/A2.2 $16.07
11/15/2021144,800 shares $2.34 million +319.7%N/A2.3 $16.18
10/29/202134,500 shares $537.51 thousand +36.4%N/A0.6 $15.58
10/15/202125,300 shares $388.36 thousand -9.0%N/A0.4 $15.35
9/30/202127,800 shares $435.63 thousand +270.7%N/A0.5 $15.67
9/15/20217,500 shares $119.63 thousand -78.2%N/A0.1 $15.95
8/31/202134,400 shares $544.55 thousand -7.0%N/A0.6 $15.83

MUC Short Interest - Frequently Asked Questions

Short interest is the volume of BlackRock MuniHoldings California Quality Fund shares that have been sold short but have not yet been closed out or covered. As of July 31st, investors have sold 31,487 shares of MUC short. 0.03% of BlackRock MuniHoldings California Quality Fund's shares are currently sold short. Learn More on BlackRock MuniHoldings California Quality Fund'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. MUC shares currently have a short interest ratio of 0.1. Learn More on BlackRock MuniHoldings California Quality Fund's short interest ratio.

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. 0.03% of BlackRock MuniHoldings California Quality Fund's floating shares are currently sold short.

BlackRock MuniHoldings California Quality Fund saw a decrease in short interest during the month of July. As of July 31st, there was short interest totaling 31,487 shares, a decrease of 81.1% from the previous total of 166,176 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.

0.03% of BlackRock MuniHoldings California Quality Fund's shares are currently sold short. Here is how the short interest of companies in the industry of "capital markets" compare to BlackRock MuniHoldings California Quality Fund: Piper Sandler Companies (3.65%), Marex Group plc Ordinary Shares (4.05%), Blue Owl Technology Finance Corp. (1.15%), Moelis & Company (6.05%), BGC Group, Inc. (2.18%), Lazard, Inc. (8.52%), Federated Hermes, Inc. (5.17%), PJT Partners Inc. (9.22%), Cohen & Steers Inc (3.88%), Miami International Holdings, Inc. (7.77%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($70.50 billion), Invesco QQQ ($50.36 billion), iShares Russell 2000 ETF ($21.20 billion), Western Digital Corporation ($13.40 billion), SPDR S&P Biotech ETF ($11.59 billion), Nebius Group N.V. ($11.46 billion), iShares 20+ Year Treasury Bond ETF ($7.84 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($7.51 billion), iShares Semiconductor ETF ($6.37 billion), and Financial Select Sector SPDR Fund ($6.34 billion). View all of the most shorted stocks.

Short selling MUC is an investing strategy that aims to generate trading profit from BlackRock MuniHoldings California Quality Fund as its price is falling. MUC shares are trading down $0.06 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 BlackRock MuniHoldings California Quality Fund 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 MUC, 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 MUC, twice per month. The most recent reporting period available is July, 31 2026.

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

  • 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 Tools

Short interest data for NYSE:MUC is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 8/11/2026. FINRA publishes updated short interest twice a month.
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