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Sanofi (SNY) Short Interest Ratio & Short Volume

Sanofi logo
$45.85 +0.70 (+1.55%)
As of 08/21/2026 04:00 PM Eastern
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Sanofi Short Interest Overview

As of July 31, 2026, Sanofi (SNY) had a short interest of 10.19 million shares sold short, representing 0.42% of the public float. This marks a 38.30% increase in short interest since the prior report. The short interest ratio (days to cover) is 2.7, meaning it would take 2.7 days of the average trading volume of 3.21 million shares to cover all short positions.

Current Short Interest
10,194,967 shares
Previous Short Interest
7,371,480 shares
Change Vs. Previous Month
38.30%
Dollar Volume Sold Short
$439.20 million
Short Interest Ratio
2.7 Days to Cover
Last Record Date
July 31, 2026
Outstanding Shares
2,424,430,000 shares
Short Percent of Float
0.42%
Today's Trading Volume
1,860,599 shares
Average Trading Volume
3,214,785 shares
Today's Volume Vs. Average
58%
Short Selling Sanofi?
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

SNY Short Interest Over Time

SNY Days to Cover Over Time

SNY Percentage of Float Shorted Over Time

Sanofi 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
7/31/202610,194,967 shares $439.20 million +38.3%0.4%2.71 $43.08
7/15/20267,371,480 shares $321.99 million +10.9%0.3%2.44 $43.68
6/30/20266,646,490 shares $283.54 million +3.4%0.3%1.22 $42.66
6/15/20266,427,889 shares $281.54 million -4.5%0.3%2.64 $43.80
5/29/20266,729,800 shares $293.89 million +3.4%0.3%2.83 $43.67
5/15/20266,507,411 shares $277.80 million -17.6%0.3%2.42 $42.69
4/30/20267,896,235 shares $367.81 million +3.4%0.3%2.9 $46.58
4/15/20267,636,386 shares $366.70 million +3.2%0.3%2.93 $48.02
3/31/20267,398,344 shares $356.45 million +1.0%0.3%2.22 $48.18
3/13/20267,328,745 shares $319.53 million +11.7%0.3%1.71 $43.60
2/27/20266,560,718 shares $319.24 million -17.4%0.3%1.55 $48.66
2/13/20267,942,269 shares $365.42 million -4.8%0.3%1.41 $46.01
1/30/20268,342,583 shares $392.44 million -1.9%0.3%2.32 $47.04
1/15/20268,502,011 shares $403.59 million +9.8%0.4%2.25 $47.47
12/31/20257,743,573 shares $375.25 million +1.8%0.3%4.26 $48.46
12/15/20257,610,322 shares $363.93 million +21.7%0.3%2.7 $47.82
11/28/20256,252,649 shares $311.69 million +4.7%0.3%2.45 $49.85
11/14/20255,969,693 shares $311.26 million +10.7%0.2%3.27 $52.14
10/31/20255,391,754 shares $272.71 million +12.1%0.2%1.87 $50.58
10/15/20254,810,000 shares $235.50 million +17.0%0.2%1.5 $48.96
9/30/20254,110,000 shares $193.99 million -16.6%0.2%1.4 $47.20
9/15/20254,930,000 shares $229.84 million -2.0%0.2%2 $46.62
8/31/20255,030,000 shares $248.88 million +13.8%0.2%2.1 $49.48
8/15/20254,420,000 shares $219.98 million +35.2%0.2%1.9 $49.77
7/31/20253,270,000 shares $149.24 million -10.9%0.1%1.4 $45.64
7/15/20253,670,000 shares $176.60 million -16.4%0.2%1.6 $48.12
6/30/20254,390,000 shares $212.08 million -1.8%0.2%1.7 $48.31
6/15/20254,470,000 shares $222.02 million -2.0%0.2%1.7 $49.67
5/31/20254,560,000 shares $225.26 million +23.6%0.2%1.7 $49.40
5/15/20253,690,000 shares $187.67 million +3.7%0.2%1.3 $50.86
4/30/20253,560,000 shares $195.62 million -9.9%0.2%1.3 $54.95
4/15/20253,950,000 shares $199.87 million -1.3%0.2%1.3 $50.60
3/31/20254,000,000 shares $221.84 million -28.7%0.2%1.5 $55.46
3/15/20255,610,000 shares $323.98 million +3.5%0.2%2.2 $57.75
2/28/20255,420,000 shares $295.23 million -0.7%0.2%2.1 $54.47
2/15/20255,460,000 shares $297.57 million +11.9%0.2%2.3 $54.50
1/31/20254,880,000 shares $265.18 million -7.8%0.2%2 $54.34
1/15/20255,290,000 shares $261.17 million +25.7%0.2%2.2 $49.37
12/31/20244,210,000 shares $203.05 million +12.6%0.2%1.9 $48.23
12/15/20243,740,000 shares $175.03 million -17.4%0.2%1.7 $46.80
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11/30/20244,530,000 shares $219.66 million -48.7%0.2%2.2 $48.49
11/15/20248,830,000 shares $423.58 million +8.7%0.4%4.5 $47.97
10/31/20248,120,000 shares $429.39 million +0.5%0.3%4.7 $52.88
10/15/20248,080,000 shares $440.93 million -11.6%0.3%4.5 $54.57
9/30/20249,140,000 shares $526.74 million -15.1%0.4%5 $57.63
9/15/202410,760,000 shares $614.72 million -3.2%0.4%5.3 $57.13
8/31/202411,120,000 shares $625.61 million -2.2%0.4%4.9 $56.26
8/15/202411,370,000 shares $614.21 million +3.4%0.5%5 $54.02
7/31/202411,000,000 shares $569.91 million +15.2%0.4%4.7 $51.81
7/15/20249,550,000 shares $478.93 million +18.3%0.4%4 $50.15
6/30/20248,070,000 shares $391.56 million +3.2%0.3%3.3 $48.52
6/15/20247,820,000 shares $361.68 million +51.6%0.3%3.2 $46.25
5/31/20245,160,000 shares $252.99 million +29.7%0.2%2.5 $49.03
5/15/20243,980,000 shares $195.06 million -26.8%0.2%2 $49.01
4/30/20245,440,000 shares $267.81 million +67.9%0.2%2.7 $49.23
4/15/20243,240,000 shares $149.82 million -16.9%0.1%1.6 $46.24
3/31/20243,900,000 shares $189.54 million -15.0%0.2%2.1 $48.60
3/15/20244,590,000 shares $221.65 million +6.5%0.2%2.6 $48.29
2/29/20244,310,000 shares $206.23 million +6.2%0.2%2.4 $47.85
2/15/20244,060,000 shares $188.34 million -10.6%0.2%2.4 $46.39
1/31/20244,540,000 shares $226.55 million -19.7%0.2%2.6 $49.90
1/15/20245,650,000 shares $294.99 million +22.3%0.2%2.8 $52.21
12/31/20234,620,000 shares $229.75 million +3.4%0.2%2.3 $49.73
12/15/20234,470,000 shares $213.13 million +13.7%0.2%2.1 $47.68
11/30/20233,930,000 shares $183.73 million +5.4%0.2%1.9 $46.75
11/15/20233,730,000 shares $169.42 million -25.4%0.2%1.9 $45.42
10/31/20235,000,000 shares $226.25 million +10.1%0.2%2.6 $45.25
10/15/20234,540,000 shares $247.57 million -0.4%0.2%3.1 $54.53
9/30/20234,560,000 shares $244.60 million +24.6%0.2%3.3 $53.64
9/15/20233,660,000 shares $199.62 million +7.0%0.2%3 $54.54
8/31/20233,420,000 shares $181.88 million +1.2%0.1%2.8 $53.18
8/15/20233,380,000 shares $178.46 million -18.9%0.1%2.7 $52.80
7/31/20234,170,000 shares $222.55 million -8.6%0.2%3.2 $53.37
7/15/20234,560,000 shares $240.22 million -6.6%0.2%3.5 $52.68
6/30/20234,880,000 shares $263.03 million +15.1%0.2%3.5 $53.90
6/15/20234,240,000 shares $219.59 million +11.3%0.2%2.7 $51.79
5/31/20233,810,000 shares $194.39 million +3.3%0.2%2.3 $51.02
5/15/20233,690,000 shares $201.25 million +2.8%0.2%2.1 $54.54
4/30/20233,590,000 shares $192.60 million No Change0.1%2 $53.65
4/15/20233,590,000 shares $201.58 million +23.4%0.1%1.9 $56.15
3/31/20232,910,000 shares $158.36 million +5.1%0.1%1.4 $54.42
3/15/20232,770,000 shares $131.77 million +1.1%0.1%1.4 $47.57
2/28/20232,740,000 shares $128.37 million +16.1%0.1%1.2 $46.85
2/15/20232,360,000 shares $111.51 million -12.9%0.1%1 $47.25
1/31/20232,710,000 shares $133.17 million -8.5%0.1%1.1 $49.14
1/15/20232,960,000 shares $145.84 million +6.9%0.1%1.1 $49.27
12/30/20222,770,000 shares $134.15 million -2.5%0.1%1 $48.43
12/15/20222,840,000 shares $133.93 million +11.4%0.1%0.9 $47.16
11/30/20222,550,000 shares $115.64 million -45.0%0.1%0.8 $45.35
11/15/20224,640,000 shares $202.07 million -12.6%0.2%1.6 $43.55
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10/31/20225,310,000 shares $229.55 million +7.3%0.2%1.5 $43.23
10/15/20224,950,000 shares $195.92 million +34.2%0.2%1.5 $39.58
9/30/20223,690,000 shares $140.29 million -5.6%0.2%1.2 $38.02
9/15/20223,910,000 shares $159.02 million -18.4%0.2%1.3 $40.67
8/31/20224,790,000 shares $196.53 million +25.7%0.2%1.7 $41.03
8/15/20223,810,000 shares $166.99 million +34.2%0.2%1.3 $43.83
7/31/20222,840,000 shares $141.15 million +22.9%0.1%1.3 $49.70
7/15/20222,310,000 shares $116.61 million -23.0%0.1%1 $50.48
6/30/20223,000,000 shares $150.09 million -13.5%0.1%1.2 $50.03
6/15/20223,470,000 shares $170.00 million -22.7%0.1%1.5 $48.99
5/31/20224,490,000 shares $239.09 million +5.7%0.2%2 $53.25
5/15/20224,250,000 shares $221.13 million +1.0%0.2%1.9 $52.03
4/30/20224,210,000 shares $219.97 million -13.6%0.2%1.9 $52.25
4/15/20224,870,000 shares $271.50 million +25.8%0.2%2.3 $55.75
3/31/20223,870,000 shares $198.69 million -33.5%0.2%1.9 $51.34
3/15/20225,820,000 shares $301.65 million +6.8%0.2%3.3 $51.83
2/28/20225,450,000 shares $285.85 million -9.2%0.2%3 $52.45
2/15/20226,000,000 shares $318.12 million +5.5%0.2%3.5 $53.02
1/31/20225,690,000 shares $295.88 million +8.4%0.2%3.6 $52.00
1/15/20225,250,000 shares $272.63 million +12.4%0.2%3.4 $51.93
12/31/20214,670,000 shares $233.97 million +3.8%0.2%3.1 $50.10
12/15/20214,500,000 shares $221.85 million -9.3%0.2%2.8 $49.30
11/30/20214,960,000 shares $235.95 million -1.6%0.2%2.8 $47.57
11/15/20215,040,000 shares $257.54 million -12.2%0.2%2.7 $51.10
10/29/20215,740,000 shares $289.47 million -17.2%0.2%2.8 $50.43
10/15/20216,930,000 shares $338.53 million -2.0%0.3%3.4 $48.85
9/30/20217,070,000 shares $340.84 million +26.9%0.3%3.6 $48.21
9/15/20215,570,000 shares $267.42 million +6.1%0.2%2.8 $48.01
8/31/20215,250,000 shares $271.85 million +18.2%0.2%2.8 $51.78

SNY Short Interest - Frequently Asked Questions

Short interest is the volume of Sanofi shares that have been sold short but have not yet been closed out or covered. As of July 31st, investors have sold 10,194,967 shares of SNY short. 0.42% of Sanofi's shares are currently sold short. Learn More on Sanofi'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. SNY shares currently have a short interest ratio of 2.7. Learn More on Sanofi'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. 0.42% of Sanofi's floating shares are currently sold short.

Sanofi saw a increase in short interest in July. As of July 31st, there was short interest totaling 10,194,967 shares, an increase of 38.3% from the previous total of 7,371,480 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.

0.42% of Sanofi's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceuticals" compare to Sanofi: Merck & Co., Inc. (1.15%), Novartis AG (0.27%), Astrazeneca Plc (0.12%), Novo Nordisk A/S (0.66%), Pfizer Inc. (2.85%), Bristol Myers Squibb Company (2.56%), GSK PLC Sponsored ADR (0.80%), Takeda Pharmaceutical Co. (0.09%), Teva Pharmaceutical Industries Ltd. (2.96%), BeOne Medicines Ltd. - Sponsored ADR (0.86%),

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 SNY is an investing strategy that aims to generate trading profit from Sanofi as its price is falling. SNY shares are trading up $0.70 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 Sanofi 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 SNY, 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 SNY, 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 SNY:

  • 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.


Related Companies
Short Interest Tools

Short interest data for NASDAQ:SNY 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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