Sun Life Financial (SLF) Short Interest Ratio & Short Volume $60.30 +0.16 (+0.27%) Closing price 10/3/2025 03:59 PM EasternExtended Trading$60.32 +0.02 (+0.03%) As of 10/3/2025 04:38 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 Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Sun Life Financial Short Interest DataSun Life Financial (SLF) has a short interest of 3.62 million shares, representing 0.64% of the float (the number of shares available for trading by the public). This marks a -54.69% decrease in short interest from the previous month. The short interest ratio (days to cover) is 5.3, indicating that it would take 5.3 days of the average trading volume of 424,994 shares to cover all short positions.Current Short Interest3,620,000 sharesPrevious Short Interest7,990,000 sharesChange Vs. Previous Month-54.69%Dollar Volume Sold Short$216.08 millionShort Interest Ratio5.3 Days to CoverLast Record DateSeptember 15, 2025Outstanding Shares560,470,000 sharesFloat Size562,140,000 sharesShort Percent of Float0.64%Today's Trading Volume457,646 sharesAverage Trading Volume424,994 sharesToday's Volume Vs. Average108% Short Selling Sun Life Financial? Sign up to receive the latest short interest report for Sun Life Financial and its competitors with MarketBeat's FREE newsletter. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSLF Short Interest Over TimeSLF Days to Cover Over TimeSLF Percentage of Float Shorted Over Time Sun Life Financial Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/15/20253,620,000 shares $216.08 million -54.7%0.6%5.3 $59.69 8/31/20257,990,000 shares $466.98 million +3.0%1.4%11.8 $58.45 8/15/20257,760,000 shares $451.09 million +116.8%1.4%10 $58.13 7/31/20253,580,000 shares $218.02 million -3.5%0.6%4.8 $60.90 7/15/20253,710,000 shares $230.25 million +7.9%0.7%5.3 $62.06 6/30/20253,440,000 shares $228.42 million +182.0%0.6%5.5 $66.40 6/15/20251,220,000 shares $78.36 million -86.1%0.2%2 $64.23 5/31/20258,780,000 shares $567.10 million -27.6%1.6%13.8 $64.59 5/15/202512,120,000 shares $764.29 million +248.3%2.1%16.8 $63.06 4/30/20253,480,000 shares $207.48 million +48.7%0.6%5.1 $59.62 Get the Latest News and Ratings for SLF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sun Life Financial and its competitors with MarketBeat's FREE daily newsletter. 4/15/20252,340,000 shares $132.20 million +54.0%0.4%3.3 $56.50 3/31/20251,520,000 shares $87.05 million -72.1%0.3%2.1 $57.27 3/15/20255,440,000 shares $301.39 million -66.8%1.0%7.9 $55.40 2/28/202516,380,000 shares $911.19 million +35.4%2.9%22.2 $55.63 2/15/202512,100,000 shares $667.58 million +395.9%2.1%15.8 $55.17 1/31/20252,440,000 shares $140.88 million +47.0%0.4%3.8 $57.74 1/15/20251,660,000 shares $97.76 million +7.1%0.3%2.7 $58.89 12/31/20241,550,000 shares $91.98 million -54.0%0.3%2.7 $59.34 12/15/20243,370,000 shares $202.64 million -47.8%0.6%5.8 $60.13 11/30/20246,460,000 shares $396.58 million +46.2%1.1%11.9 $61.39 11/15/20244,420,000 shares $266.28 million +86.5%0.8%7.3 $60.25 10/31/20242,370,000 shares $131.35 million +27.4%0.4%4.3 $55.42 10/15/20241,860,000 shares $106.65 million -2.6%0.3%3.4 $57.34 9/30/20241,910,000 shares $110.83 million -63.1%0.3%3.4 $58.03 9/15/20245,180,000 shares $290.49 million -55.3%0.9%8.7 $56.08 8/31/202411,600,000 shares $632.43 million +10.3%2.0%17 $54.52 8/15/202410,520,000 shares $542.62 million +94.5%1.8%14.3 $51.58 7/31/20245,410,000 shares $268.50 million -4.9%0.9%6.5 $49.63 7/15/20245,690,000 shares $287.12 million +116.4%1.0%6.9 $50.46 6/30/20242,630,000 shares $128.84 million -65.1%0.5%3 $48.99 6/15/20247,540,000 shares $358.68 million -36.8%1.3%8.7 $47.57 5/31/202411,930,000 shares $598.05 million +62.5%2.1%15.5 $50.13 5/15/20247,340,000 shares $373.02 million +143.9%1.3%9.6 $50.82 4/30/20243,010,000 shares $153.68 million -10.7%0.5%4.7 $51.06 4/15/20243,370,000 shares $170.99 million +69.4%0.6%5.3 $50.74 3/31/20241,990,000 shares $108.61 million -50.7%0.3%3.2 $54.58 3/15/20244,040,000 shares $220.71 million -72.6%0.7%6.5 $54.63 2/29/202414,740,000 shares $782.84 million +66.9%2.5%21.4 $53.11 2/15/20248,830,000 shares $472.27 million +413.4%1.5%11.5 $53.49 1/31/20241,720,000 shares $89.21 million +4.2%0.3%2.4 $51.87 1/15/20241,650,000 shares $84.12 million -8.8%0.3%2.3 $50.98 12/31/20231,810,000 shares $93.87 million -30.7%0.3%2.5 $51.86 12/15/20232,610,000 shares $133.40 million -77.2%0.5%3.6 $51.11 11/30/202311,460,000 shares $578.73 million +109.5%2.0%15.8 $50.50 11/15/20235,470,000 shares $275.80 million +9.0%0.9%8.3 $50.42 10/31/20235,020,000 shares $229.26 million -8.1%0.9%7.8 $45.67 10/15/20235,460,000 shares $266.61 million No Change0.9%9.3 $48.83 9/30/20235,460,000 shares $266.45 million +4.2%0.9%9.7 $48.80 9/15/20235,240,000 shares $264.99 million -41.2%0.9%9.4 $50.57 8/31/20238,910,000 shares $434.63 million +29.7%1.5%16.9 $48.78 8/15/20236,870,000 shares $335.84 million +185.1%1.2%15.4 $48.89 7/31/20232,410,000 shares $126.79 million +14.2%0.4%5.6 $52.61 7/15/20232,110,000 shares $107.80 million -1.9%0.4%4.8 $51.09 6/30/20232,150,000 shares $112.06 million -67.5%0.4%4.9 $52.12 6/15/20236,620,000 shares $336.69 million -50.8%1.1%15.2 $50.86 5/31/202313,460,000 shares $651.60 million +84.9%2.3%27.2 $48.41 5/15/20237,280,000 shares $358.61 million +148.5%1.2%13.4 $49.26 4/30/20232,930,000 shares $143.80 million -9.6%0.5%5.5 $49.08 4/15/20233,240,000 shares $155.33 million -21.0%0.6%6.2 $47.94 3/31/20234,100,000 shares $191.47 million +10.8%0.7%7.8 $46.70 3/15/20233,700,000 shares $164.80 million -72.1%0.6%7.1 $44.54 2/28/202313,240,000 shares $639.49 million +23.7%2.3%28.2 $48.30 2/15/202310,700,000 shares $543.03 million +286.3%1.8%23.5 $50.75 1/31/20232,770,000 shares $139.14 million +5.7%0.5%5.2 $50.23 1/15/20232,620,000 shares $126.62 million -0.8%0.5%4.6 $48.33 12/30/20222,640,000 shares $122.55 million -61.7%0.5%4.3 $46.42 12/15/20226,900,000 shares $315.47 million -29.2%1.2%9.7 $45.72 11/30/20229,740,000 shares $461.68 million -8.8%1.7%12.7 $47.40 11/15/202210,680,000 shares $491.07 million +11.0%1.8%13.6 $45.98 10/31/20229,620,000 shares $408.37 million +79.5%1.6%12.3 $42.45 10/15/20225,360,000 shares $211.56 million +3.1%0.9%6.9 $39.47 9/30/20225,200,000 shares $206.75 million -11.4%0.9%6.6 $39.76 9/15/20225,870,000 shares $258.28 million -13.2%1.0%8 $44.00 8/31/20226,760,000 shares $297.91 million -2.0%1.2%8.9 $44.07 8/15/20226,900,000 shares $330.72 million +25.9%1.2%8.7 $47.93 7/31/20225,480,000 shares $254.49 million +17.1%0.9%6.8 $46.44 7/15/20224,680,000 shares $203.07 million -1.9%0.8%5.7 $43.39 6/30/20224,770,000 shares $218.51 million +2.1%0.8%5.9 $45.81 6/15/20224,670,000 shares $216.31 million -46.4%N/A5.8 $46.32 5/31/20228,710,000 shares $425.14 million +115.6%1.5%11 $48.81 5/15/20224,040,000 shares $192.38 million +3.9%0.7%4.6 $47.62 4/30/20223,890,000 shares $193.53 million +19.3%0.7%4.5 $49.75 4/15/20223,260,000 shares $178.03 million +14.0%0.6%3.8 $54.61 3/31/20222,860,000 shares $159.67 million -69.4%0.5%3.3 $55.83 3/15/20229,350,000 shares $499.85 million -21.8%1.6%10.7 $53.46 2/28/202211,950,000 shares $628.09 million +202.5%2.0%14.3 $52.56 2/15/20223,950,000 shares $212.31 million +8.2%0.7%4.7 $53.75 1/31/20223,650,000 shares $206.59 million -12.5%0.6%4.6 $56.60 1/15/20224,170,000 shares $239.78 million +3.0%0.7%5.6 $57.50 12/31/20214,050,000 shares $225.54 million -24.2%0.7%5.5 $55.69 12/15/20215,340,000 shares $288.57 million -52.6%0.9%7.1 $54.04 11/30/202111,270,000 shares $598.21 million +98.4%1.9%15.1 $53.08 11/15/20215,680,000 shares $319.33 million +2.2%1.0%8 $56.22 10/29/20215,560,000 shares $316.75 million +5.1%1.0%8.1 $56.97 10/15/20215,290,000 shares $295.55 million -6.7%0.9%7.7 $55.87 9/30/20215,670,000 shares $291.72 million +8.8%1.0%8.7 $51.45 9/15/20215,210,000 shares $269.67 million +6.1%0.9%8.3 $51.76 8/31/20214,910,000 shares $252.57 million +225.2%0.8%7.5 $51.44 8/13/20211,510,000 shares $80.45 million No Change0.3%2.4 $53.28 7/15/20212,470,000 shares $125.80 million +7.9%0.4%4.2 $50.93 6/30/20212,290,000 shares $118.03 million +33.1%0.4%4.1 $51.54 6/15/20211,720,000 shares $89.85 million +13.2%0.3%3.1 $52.24 5/28/20211,520,000 shares $81.87 million +12.6%0.3%3 $53.86 5/14/20211,350,000 shares $72.18 million +15.4%0.2%2.3 $53.47 4/30/20211,170,000 shares $63.43 million -10.0%0.2%2.2 $54.21 4/15/20211,300,000 shares $67.28 million +41.2%0.2%2.4 $51.75 3/31/2021920,400 shares $46.66 million -14.8%0.2%1.7 $50.70 3/15/20211,080,000 shares $55.86 million -63.1%0.2%2.1 $51.72 2/26/20212,930,000 shares $146.41 million +154.8%0.5%5.6 $49.97 2/12/20211,150,000 shares $56.53 million -8.7%0.2%2 $49.16 1/29/20211,260,000 shares $58.82 million +17.8%0.2%2.3 $46.68 1/15/20211,070,000 shares $50.47 million +73.3%0.2%1.9 $47.17 12/31/2020617,600 shares $27.23 million +76.5%0.1%1.1 $44.09 12/15/2020349,900 shares $15.49 million -48.3%0.1%0.7 $44.28 11/30/2020676,200 shares $30.87 million -31.7%0.1%1.3 $45.65 11/15/2020990,000 shares $44.01 million -45.3%0.2%1.8 $44.45 10/30/20201,810,000 shares $71.80 million -21.7%0.3%3.7 $39.67 10/15/20202,310,000 shares $95.98 million +4.5%0.4%4.8 $41.55 SLF Short Interest - Frequently Asked Questions What is Sun Life Financial's current short interest? Short interest is the volume of Sun Life Financial shares that have been sold short but have not yet been covered or closed out. As of September 15th, investors have sold 3,620,000 shares of SLF short. 0.64% of Sun Life Financial's shares are currently sold short. Learn More on Sun Life Financial's current short interest. What is a good short interest ratio for Sun Life Financial? 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. SLF shares currently have a short interest ratio of 5.0. Learn More on Sun Life Financial's short interest ratio. Which institutional investors are shorting Sun Life Financial? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Sun Life Financial: National Bank of Canada FI, Bank of America Corp DE, and Bank of Montreal Can. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Sun Life Financial? 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. 0.64% of Sun Life Financial's floating shares are currently sold short. Is Sun Life Financial's short interest increasing or decreasing? Sun Life Financial saw a decline in short interest in the month of September. As of September 15th, there was short interest totaling 3,620,000 shares, a decline of 54.7% from the previous total of 7,990,000 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 Sun Life Financial's float size? Sun Life Financial currently has issued a total of 560,470,000 shares. Some of Sun Life Financial'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. Sun Life Financial currently has a public float of 562,140,000 shares. How does Sun Life Financial's short interest compare to its competitors? 0.64% of Sun Life Financial's shares are currently sold short. Here is how the short interest of companies compare to Sun Life Financial: Brighthouse Financial, Inc. (5.18%), Ameriprise Financial, Inc. (2.39%), BlackRock (1.48%), Bank Of Montreal (0.92%), Bank of Nova Scotia (The) (1.73%), Canadian Imperial Bank of Commerce (1.59%), Manulife Financial Corp (0.38%), Prudential Financial, Inc. (1.74%), Royal Bank Of Canada (0.33%), Voya Financial, Inc. (2.30%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Corporation ($8.81 billion), Canadian Natural Resources Limited ($5.82 billion), Reddit Inc. ($5.19 billion), Coinbase Global, Inc. ($4.52 billion), Robinhood Markets, Inc. ($4.30 billion), Charter Communications, Inc. ($3.75 billion), CoreWeave Inc. ($3.66 billion), Seagate Technology Holdings PLC ($3.57 billion), Live Nation Entertainment, Inc. ($3.33 billion), and Rocket Lab Corporation ($3.26 billion). View all of the most shorted stocks. What does it mean to sell short Sun Life Financial stock? Short selling SLF is an investing strategy that aims to generate trading profit from Sun Life Financial as its price is falling. SLF shares are trading up $0.16 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 Sun Life Financial? A short squeeze for Sun Life Financial 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 SLF, which in turn drives the price of the stock up even further. How often is Sun Life Financial'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 SLF, twice per month. The most recent reporting period available is September, 15 2025. More Short Interest Resources from MarketBeat Related Companies Brighthouse Financial Short Interest Ameriprise Financial Short Interest BlackRock Short Interest Bank Of Montreal Short Interest Bank of Nova Scotia Short Interest Canadian Imperial Bank of Commerce Short Interest Manulife Financial Short Interest Prudential Financial Short Interest Royal Bank Of Canada Short Interest Voya Financial Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:SLF) was last updated on 10/4/2025 by MarketBeat.com Staff From Our PartnersNvidia Times 1,000,000Nvidia’s latest AI chip is a $25,000 powerhouse — with 80 billion transistors and the ability to perform 60 tr...Paradigm Press | SponsoredNvidia CEO Makes First Ever Tesla AnnouncementWhile headlines focus on Tesla’s car sales, tech analyst Jeff Brown says the real story is Tesla’s role in a $...Brownstone Research | SponsoredURGENT: The Market's 3 Red Flags Are FlashingThe warning signs that preceded the 2008 crash are reappearing: an irrational NASDAQ bubble, a record-high gol...StockEarnings | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredBuffett, Gates and Bezos Dumping StocksThe world's wealthiest individuals are making huge moves with their money. 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