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Spirit Aerosystems (SPR) Short Interest Ratio & Short Volume

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Spirit Aerosystems Short Interest Overview

As of November 28, 2025, Spirit Aerosystems (SPR) had a short interest of 13.62 million shares sold short, representing 11.69% of the public float. This marks a 7.61% increase in short interest since the prior report. The short interest ratio (days to cover) is 11.2, meaning it would take 11.2 days of the average trading volume of 1.24 million shares to cover all short positions.

Current Short Interest
13,615,939 shares
Previous Short Interest
12,653,242 shares
Change Vs. Previous Month
7.61%
Dollar Volume Sold Short
$499.09 million
Short Interest Ratio
11.2 Days to Cover
Last Record Date
November 28, 2025
Outstanding Shares
117,520,000 shares
Short Percent of Float
11.69%
Today's Trading Volume
11,351,328 shares
Average Trading Volume
1,235,785 shares
Today's Volume Vs. Average
919%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

SPR Short Interest Over Time

SPR Days to Cover Over Time

SPR Percentage of Float Shorted Over Time

Spirit Aerosystems 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
11/28/202513,615,939 shares $499.09 million +7.6%11.7%11.21 $36.66
11/14/202512,653,242 shares $462.37 million +2.2%10.9%9.16 $36.54
10/31/202512,381,745 shares $454.76 million -2.8%10.6%11.46 $36.73
10/15/202512,740,000 shares $490.86 million +9.5%10.9%14.9 $38.53
9/30/202511,630,000 shares $450.08 million +7.2%N/A13.7 $38.70
9/15/202510,850,000 shares $419.95 million +4.4%N/A11.5 $38.71
8/31/202510,390,000 shares $432.48 million +7.5%8.9%10.9 $41.63
8/15/20259,670,000 shares $397.92 million -3.5%N/A9.8 $41.15
7/31/202510,020,000 shares $394.04 million -0.8%8.6%9.6 $39.33
7/15/202510,100,000 shares $409.50 million +10.3%N/A8.3 $40.55
6/30/20259,160,000 shares $349.18 million -9.9%7.9%6.8 $38.12
6/15/202510,170,000 shares $373.85 million -3.1%8.7%7.4 $36.76
5/31/202510,490,000 shares $391.80 million -2.9%9.1%7.8 $37.35
5/15/202510,800,000 shares $404.89 million +5.3%9.3%7.7 $37.49
4/30/202510,260,000 shares $369.46 million -8.3%N/A7.3 $36.01
4/15/202511,190,000 shares $370.06 million +24.9%9.7%8.2 $33.07
3/31/20258,960,000 shares $309.07 million -10.0%7.7%6.7 $34.49
3/15/20259,950,000 shares $332.96 million +7.2%8.6%7.9 $33.46
2/28/20259,280,000 shares $323.74 million -9.0%8.0%7 $34.89
2/15/202510,200,000 shares $352.36 million +1.4%8.8%7.8 $34.55
1/31/202510,060,000 shares $340.97 million +21.5%N/A6.6 $33.89
1/15/20258,280,000 shares $279.95 million -9.0%N/A5.2 $33.81
12/31/20249,100,000 shares $310.13 million -6.2%N/A5.6 $34.08
12/15/20249,700,000 shares $319.81 million -4.2%N/A5.7 $32.97
11/30/202410,130,000 shares $327.81 million -7.0%N/A6.1 $32.36
11/15/202410,890,000 shares $334.32 million +1.8%N/A6.5 $30.70
10/31/202410,700,000 shares $346.36 million +14.4%N/A6.9 $32.37
10/15/20249,350,000 shares $296.86 million -11.4%N/A5.8 $31.75
9/30/202410,550,000 shares $343.03 million +4.7%N/A5.2 $32.52
9/15/202410,080,000 shares $335.36 million -6.7%N/A3.2 $33.27
8/31/202410,800,000 shares $380.27 million -1.5%N/A3.2 $35.21
8/15/202410,960,000 shares $380.31 million -2.1%N/A3.2 $34.70
7/31/202411,190,000 shares $405.64 million -5.4%N/A3.2 $36.25
7/15/202411,830,000 shares $410.38 million +1.6%N/A3.4 $34.69
6/30/202411,640,000 shares $382.61 million +13.9%N/A3.6 $32.87
6/15/202410,220,000 shares $299.96 million +4.6%N/A4 $29.35
5/31/20249,770,000 shares $296.28 million +2.3%N/A4 $30.33
5/15/20249,550,000 shares $291.37 million +5.4%N/A3.1 $30.51
4/30/20249,060,000 shares $289.74 million -8.4%N/A2.7 $31.98
4/15/20249,890,000 shares $330.52 million -3.3%N/A2.7 $33.42
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3/31/202410,230,000 shares $369.00 million +3.3%N/A2.4 $36.07
3/15/20249,900,000 shares $319.37 million -16.2%N/A2.3 $32.26
2/29/202411,820,000 shares $338.17 million -3.1%N/A2.8 $28.61
2/15/202412,200,000 shares $369.29 million -0.9%N/A3.4 $30.27
1/31/202412,310,000 shares $338.03 million +13.6%N/A2.9 $27.46
1/15/202410,840,000 shares $294.85 million +1.9%N/A2.7 $27.20
12/31/202310,640,000 shares $338.14 million -4.1%N/A2.5 $31.78
12/15/202311,090,000 shares $327.38 million -6.6%N/A2.7 $29.52
11/30/202311,870,000 shares $326.37 million +7.4%N/A2.7 $27.50
11/15/202311,050,000 shares $277.58 million +1.9%N/A2.4 $25.12
10/31/202310,840,000 shares $244.88 million -7.6%10.4%2.5 $22.59
10/15/202311,730,000 shares $197.89 million -2.9%11.2%2.6 $16.87
9/30/202312,080,000 shares $194.97 million +37.6%11.6%3.2 $16.14
9/15/20238,780,000 shares $147.81 million +2.1%8.4%2.5 $16.84
8/31/20238,600,000 shares $183.31 million +10.0%8.2%2.7 $21.32
8/15/20237,820,000 shares $170.32 million +20.5%7.5%2.7 $21.78
7/31/20236,490,000 shares $206.54 million -11.7%6.2%2.3 $31.83
7/15/20237,350,000 shares $208.96 million -2.1%7.1%2.9 $28.43
6/30/20237,510,000 shares $219.18 million +0.5%7.2%2.5 $29.19
6/15/20237,470,000 shares $225.89 million -4.0%7.2%2.5 $30.24
5/31/20237,780,000 shares $207.10 million -8.9%7.5%2.8 $26.62
5/15/20238,540,000 shares $204.96 million +35.6%8.2%3.3 $24.00
4/30/20236,300,000 shares $187.49 million -5.6%6.0%2.4 $29.76
4/15/20236,670,000 shares $188.23 million +12.5%6.4%2.8 $28.22
3/31/20235,930,000 shares $204.76 million -12.9%5.7%3.2 $34.53
3/15/20236,810,000 shares $205.25 million -8.0%6.5%3.4 $30.14
2/28/20237,400,000 shares $252.93 million +8.5%7.1%3.5 $34.18
2/15/20236,820,000 shares $252.48 million +15.4%6.5%3.3 $37.02
1/31/20235,910,000 shares $213.65 million +6.3%6.0%2.7 $36.15
1/15/20235,560,000 shares $191.21 million +2.8%5.3%2.4 $34.39
12/30/20225,410,000 shares $160.14 million +15.9%5.2%2.3 $29.60
12/15/20224,670,000 shares $131.69 million +17.3%4.5%2 $28.20
11/30/20223,980,000 shares $104.32 million -13.7%3.8%1.7 $26.21
11/15/20224,610,000 shares $123.04 million -19.4%4.4%2 $26.69
10/31/20225,720,000 shares $132.48 million -6.7%5.5%2.5 $23.16
10/15/20226,130,000 shares $144.55 million -6.7%5.9%3 $23.58
9/30/20226,570,000 shares $144.01 million +4.5%6.3%3.1 $21.92
9/15/20226,290,000 shares $166.87 million +17.4%6.0%3.1 $26.53
8/31/20225,360,000 shares $161.34 million +4.5%5.1%2.7 $30.10
8/15/20225,130,000 shares $179.29 million -10.9%4.9%2.5 $34.95
7/31/20225,760,000 shares $189.04 million +16.8%5.6%2.5 $32.82
7/15/20224,930,000 shares $158.40 million +13.1%4.8%2.3 $32.13
6/30/20224,360,000 shares $127.75 million -17.9%4.2%2.1 $29.30
6/15/20225,310,000 shares $155.00 million +16.2%5.1%2.6 $29.19
5/31/20224,570,000 shares $143.59 million +3.6%4.4%2.3 $31.42
5/15/20224,410,000 shares $138.39 million +26.7%4.2%2.1 $31.38
4/30/20223,480,000 shares $146.30 million -11.2%3.3%1.7 $42.04
4/15/20223,920,000 shares $181.22 million -13.9%3.8%2 $46.23
3/31/20224,550,000 shares $222.45 million +19.1%4.4%2.2 $48.89
3/15/20223,820,000 shares $169.42 million -2.6%3.7%1.9 $44.35
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2/28/20223,920,000 shares $196 million -15.9%3.8%2 $50.00
2/15/20224,660,000 shares $243.35 million -1.3%4.5%2.4 $52.22
1/31/20224,720,000 shares $206.88 million -1.5%4.6%2.5 $43.83
1/15/20224,790,000 shares $237.58 million +6.0%4.6%2.7 $49.60
12/31/20214,520,000 shares $194.77 million -12.1%4.4%2.7 $43.09
12/15/20215,140,000 shares $198.25 million +17.1%5.0%3 $38.57
11/30/20214,390,000 shares $166.21 million +23.7%4.2%2.6 $37.86
11/15/20213,550,000 shares $167.81 million -8.3%3.4%2.4 $47.27
10/29/20213,870,000 shares $159.79 million -7.2%3.7%2.7 $41.29
10/15/20214,170,000 shares $184.31 million +4.5%4.0%2.9 $44.20
9/30/20213,990,000 shares $176.32 million +20.2%3.8%2.7 $44.19
9/15/20213,320,000 shares $131.94 million -10.5%3.2%2.2 $39.74
8/31/20213,710,000 shares $145.58 million -10.8%3.6%2.3 $39.24
8/13/20214,160,000 shares $174.47 million -8.0%4.0%2.5 $41.94
7/30/20214,520,000 shares $195.31 million -2.4%4.3%2.5 $43.21
7/15/20214,630,000 shares $196.82 million -4.3%4.4%2.5 $42.51
6/30/20214,840,000 shares $228.40 million -11.5%4.7%2.7 $47.19
6/15/20215,470,000 shares $278.48 million -17.3%5.3%2.9 $50.91
5/28/20216,610,000 shares $325.28 million -5.7%6.3%3.2 $49.21

SPR Short Interest - Frequently Asked Questions

Short interest is the volume of Spirit Aerosystems shares that have been sold short but have not yet been closed out or covered. As of November 28th, traders have sold 13,615,939 shares of SPR short. 11.69% of Spirit Aerosystems' shares are currently sold short. Learn More on Spirit Aerosystems' 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. SPR shares currently have a short interest ratio of 11.2. Learn More on Spirit Aerosystems's short interest ratio.

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Spirit Aerosystems: Moore Capital Management LP, Caption Management LLC, Equitec Proprietary Markets LLC, Sculptor Capital LP, and Walleye 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. 11.69% of Spirit Aerosystems' floating shares are currently sold short.

Spirit Aerosystems saw a increase in short interest during the month of November. As of November 28th, there was short interest totaling 13,615,939 shares, an increase of 7.6% from the previous total of 12,653,242 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.

11.69% of Spirit Aerosystems' shares are currently sold short. Here is how the short interest of companies compare to Spirit Aerosystems: Textron Inc. (2.95%), Huntington Ingalls Industries, Inc. (2.74%), Kratos Defense & Security Solutions, Inc. (5.60%), AeroVironment, Inc. (9.12%), Hexcel Corporation (5.53%), AAR Corp. (3.05%), Astronics Corporation (8.19%), National Presto Industries, Inc. (4.37%), Sypris Solutions, Inc. (0.66%), GE Aerospace (1.62%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($76.24 billion), Invesco QQQ ($32.62 billion), iShares Russell 2000 ETF ($21.00 billion), iShares 20+ Year Treasury Bond ETF ($12.97 billion), SPDR S&P Biotech ETF ($9.35 billion), AppLovin Corporation ($8.93 billion), Palo Alto Networks, Inc. ($8.49 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($6.84 billion), Strategy Inc ($5.44 billion), and Robinhood Markets, Inc. ($5.35 billion). View all of the most shorted stocks.

Short selling SPR is an investing strategy that aims to generate trading profit from Spirit Aerosystems as its price is falling. SPR shares are trading up $0.03 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 Spirit Aerosystems 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 SPR, 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 SPR, twice per month. The most recent reporting period available is November, 28 2025.

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

  • 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:SPR) was last updated on 5/16/2026 by MarketBeat.com Staff.
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