Spok (SPOK) Short Interest Ratio & Short Volume $16.64 +0.10 (+0.60%) Closing price 04:00 PM EasternExtended Trading$16.64 0.00 (-0.03%) As of 04:09 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 InterestTrendsBuy This Stock Spok Short Interest DataSpok (SPOK) has a short interest of 141,500 shares, representing 0.78% of the float (the number of shares available for trading by the public). This marks a -49.03% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.9, indicating that it would take 0.9 days of the average trading volume of 120,297 shares to cover all short positions.Current Short Interest141,500 sharesPrevious Short Interest277,600 sharesChange Vs. Previous Month-49.03%Dollar Volume Sold Short$2.37 millionShort Interest Ratio0.9 Days to CoverLast Record DateMay 15, 2025Outstanding Shares20,572,000 sharesShort Percent of Float0.78%Today's Trading Volume71,905 sharesAverage Trading Volume120,297 sharesToday's Volume Vs. Average60% Short Selling Spok? Sign up to receive the latest short interest report for Spok and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSPOK Short Interest Over TimeSPOK Days to Cover Over TimeSPOK Percentage of Float Shorted Over Time Spok Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/15/2025141,500 shares $2.37 million -49.0%0.8%0.9 $16.77 4/30/2025277,600 shares $3.98 million -5.3%N/A1.8 $14.34 4/15/2025293,200 shares $4.58 million +4.6%1.6%2.3 $15.62 3/31/2025280,400 shares $4.61 million +7.3%1.5%2.3 $16.44 3/15/2025261,400 shares $4.13 million -10.4%1.4%2.3 $15.79 2/28/2025291,800 shares $4.92 million -8.0%1.6%2.7 $16.85 2/15/2025317,200 shares $5.37 million -1.9%1.7%3.4 $16.92 1/31/2025323,300 shares $5.20 million -6.6%N/A3.2 $16.08 1/15/2025346,000 shares $5.60 million -1.6%N/A3.4 $16.18 12/31/2024351,700 shares $5.64 million +18.7%N/A3.4 $16.05 Get the Latest News and Ratings for SPOK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Spok and its competitors with MarketBeat's FREE daily newsletter. 12/15/2024296,400 shares $4.95 million +17.1%N/A2.7 $16.70 11/30/2024253,100 shares $4.15 million -30.9%N/A2.4 $16.41 11/15/2024366,000 shares $6.05 million +28.3%N/A3.4 $16.54 10/31/2024285,300 shares $4.44 million -3.3%N/A2.5 $15.57 10/15/2024294,900 shares $4.32 million -14.2%N/A2.6 $14.66 9/30/2024343,500 shares $5.17 million +4.1%N/A2.9 $15.06 9/15/2024330,000 shares $5.10 million -23.9%N/A2.8 $15.44 8/31/2024433,700 shares $6.45 million +20.5%N/A3.6 $14.87 8/15/2024359,800 shares $5.58 million -27.3%N/A2.9 $15.50 7/31/2024494,700 shares $7.58 million -10.8%N/A4 $15.33 7/15/2024554,500 shares $8.88 million +36.1%N/A4.4 $16.01 6/30/2024407,300 shares $6.03 million -7.3%N/A3.2 $14.81 6/15/2024439,300 shares $6.30 million -3.8%N/A3.3 $14.33 5/31/2024456,400 shares $6.94 million -10.1%N/A3.2 $15.21 5/15/2024507,900 shares $7.78 million +5.3%N/A3.3 $15.32 4/30/2024482,200 shares $7.45 million -4.3%N/A3 $15.45 4/15/2024504,100 shares $7.61 million +16.7%2.6%3.2 $15.10 3/31/2024431,800 shares $6.89 million -34.3%2.2%2.8 $15.95 3/15/2024657,600 shares $11.23 million +27.6%3.4%4.3 $17.07 2/29/2024515,400 shares $9.26 million +12.6%2.7%3.1 $17.97 2/15/2024457,600 shares $7.46 million +9.2%2.4%2.5 $16.31 1/31/2024419,200 shares $6.94 million -28.8%2.2%2.3 $16.56 1/15/2024589,100 shares $8.97 million +5.9%3.3%3.2 $15.22 12/31/2023556,500 shares $8.61 million -1.0%3.0%2.9 $15.48 12/15/2023561,900 shares $8.04 million +19.3%3.1%2.9 $14.31 11/30/2023471,000 shares $7.89 million -33.9%2.6%2.3 $16.76 11/15/2023713,000 shares $11.28 million +61.7%3.9%3.8 $15.82 10/31/2023441,000 shares $6.58 million -31.5%2.4%2.4 $14.91 10/15/2023643,300 shares $9.62 million +53.4%3.5%2.9 $14.96 9/30/2023419,400 shares $5.98 million +5.7%2.3%1.8 $14.27Why Elon put $51 million into this (Ad)Why Elon Musk Just Invested $51 Million Into Brand New “Miracle Metal” Developed by MIT Scientists[See The Details Here] 9/15/2023396,700 shares $5.82 million -33.6%2.2%1.6 $14.68 8/31/2023597,500 shares $8.51 million +41.7%3.3%2.3 $14.24 8/15/2023421,800 shares $5.77 million -10.0%2.3%1.6 $13.68 7/31/2023468,800 shares $6.87 million +0.2%2.6%1.8 $14.66 7/15/2023467,700 shares $5.07 million -10.5%2.6%1.9 $10.85 6/30/2023522,300 shares $6.94 million +53.8%2.9%2.1 $13.29 6/15/2023339,700 shares $4.31 million +5.4%1.9%1.3 $12.70 5/31/2023322,200 shares $3.80 million -10.0%1.8%1.3 $11.80 5/15/2023357,900 shares $4.73 million -4.8%2.0%1.4 $13.21 4/30/2023376,100 shares $4.60 million +84.4%2.1%1.5 $12.23 4/15/2023204,000 shares $2.44 million +14.7%1.1%0.9 $11.96 3/31/2023177,900 shares $1.80 million +40.3%1.0%0.8 $10.13 3/15/2023126,800 shares $1.23 million +68.0%0.7%0.7 $9.68 2/28/202375,500 shares $754.25 thousand -8.7%0.4%0.4 $9.99 2/15/202382,700 shares $719.49 thousand +141.8%0.5%0.5 $8.70 1/31/202334,200 shares $285.57 thousand -40.2%0.2%0.2 $8.35 1/15/202357,200 shares $474.76 thousand +31.8%0.3%0.3 $8.30 12/30/202243,400 shares $355.45 thousand -34.0%0.3%0.2 $8.19 12/15/202265,800 shares $525.08 thousand -60.9%0.4%0.3 $7.98 11/30/2022168,300 shares $1.37 million -72.1%1.0%0.9 $8.12 11/15/2022602,900 shares $4.93 million +51.9%3.4%3.5 $8.18 10/31/2022396,800 shares $3.49 million -19.6%2.2%2.6 $8.79 10/15/2022493,500 shares $3.78 million +33.4%2.8%3.8 $7.66 9/30/2022369,900 shares $2.83 million -13.4%2.1%2.9 $7.64 9/15/2022427,200 shares $3.14 million +18.5%2.4%3.4 $7.34 8/31/2022360,600 shares $2.60 million +8.8%2.0%3.2 $7.20 8/15/2022331,300 shares $2.47 million +11.1%1.9%2.8 $7.45 7/31/2022298,200 shares $1.97 million +1.0%1.7%2.7 $6.61 7/15/2022295,400 shares $1.88 million -11.5%1.7%2.7 $6.38 6/30/2022333,700 shares $2.10 million +3.3%1.9%2.9 $6.30 6/15/2022323,200 shares $2.19 million -2.5%1.7%2.8 $6.78 5/31/2022331,600 shares $2.33 million +19.3%1.9%3.1 $7.03 5/15/2022278,000 shares $1.98 million +10.2%1.6%2.4 $7.14 4/30/2022252,200 shares $1.74 million +0.5%1.4%2.1 $6.88 4/15/2022250,900 shares $2.05 million +4.5%1.4%2.5 $8.16 3/31/2022240,200 shares $1.92 million +95.8%1.4%2.5 $7.98 3/15/2022122,700 shares $1.01 million +9.7%0.7%1.3 $8.20 2/28/2022111,900 shares $980.24 thousand +12.6%0.6%1.1 $8.76 2/15/202299,400 shares $994 thousand -9.8%0.6%1 $10.00 1/31/2022110,200 shares $1.09 million +6.3%0.6%1.3 $9.88 1/15/2022103,700 shares $995.52 thousand +9.7%0.6%1.1 $9.60 12/31/202194,500 shares $881.69 thousand -40.0%0.6%1 $9.33 12/15/2021157,400 shares $1.42 million +41.8%0.9%1.4 $9.00 11/30/2021111,000 shares $1.07 million -0.3%0.6%1 $9.65 11/15/2021111,300 shares $1.13 million -47.9%0.6%0.6 $10.13 10/29/2021213,600 shares $2.20 million -4.7%1.2%0.9 $10.29 10/15/2021224,200 shares $2.22 million -64.8%1.3%0.6 $9.91 9/30/2021636,200 shares $6.50 million -4.2%3.7%1.7 $10.22 9/15/2021664,100 shares $6.65 million -4.6%3.9%1.6 $10.02 8/31/2021696,300 shares $6.90 million +238.5%4.0%1.7 $9.91Why Elon put $51 million into this (Ad)Why Elon Musk Just Invested $51 Million Into Brand New “Miracle Metal” Developed by MIT Scientists[See The Details Here] 8/13/2021205,700 shares $1.58 million -76.5%1.1%0.6 $7.68 7/30/2021873,900 shares $7.20 million +1.0%4.7%2.6 $8.24 7/15/2021865,500 shares $7.59 million +207.4%4.7%4.1 $8.77 6/30/2021281,600 shares $2.71 million -61.4%1.5%1.4 $9.62 6/15/2021728,800 shares $7.82 million -4.5%3.9%5.1 $10.73 5/28/2021763,500 shares $8.91 million +43.8%4.1%5.8 $11.67 5/14/2021531,000 shares $5.42 million +59.2%2.9%4.3 $10.21 4/30/2021333,600 shares $3.41 million +25.9%1.8%3.7 $10.22 4/15/2021264,900 shares $2.84 million +13.9%1.4%3.3 $10.72 3/31/2021232,500 shares $2.47 million +38.6%1.3%2.9 $10.64 3/15/2021167,800 shares $1.95 million -46.9%0.9%1.9 $11.60 2/26/2021316,100 shares $3.45 million +9.6%1.7%3.4 $10.90 2/12/2021288,400 shares $3.44 million +23.8%1.6%3.2 $11.94 1/29/2021232,900 shares $2.74 million +5.9%1.3%2.7 $11.77 1/15/2021219,900 shares $2.69 million -8.9%1.2%2.5 $12.25 12/31/2020241,300 shares $2.69 million +3.3%1.3%2.8 $11.15 12/15/2020233,600 shares $2.45 million +24.7%1.3%2.8 $10.49 11/30/2020187,400 shares $1.89 million +91.2%1.0%2.7 $10.10 11/15/202098,000 shares $953.54 thousand -48.3%0.5%1.4 $9.73 10/30/2020189,500 shares $1.69 million +14.7%1.0%2.8 $8.90 10/15/2020165,200 shares $1.58 million -7.1%0.9%2.6 $9.58 9/30/2020177,900 shares $1.69 million +11.6%1.0%2.6 $9.51 9/15/2020159,400 shares $1.60 million +20.9%0.9%2.3 $10.03 8/31/2020131,800 shares $1.43 million +2.3%0.7%1.9 $10.84 8/14/2020128,800 shares $1.34 million -31.4%0.7%1.8 $10.42 7/31/2020187,700 shares $1.88 million +36.6%1.0%2.6 $10.02 7/15/2020137,400 shares $1.31 million +14.6%0.7%1.8 $9.50 6/30/2020119,900 shares $1.12 million +2.7%0.7%1.5 $9.35 6/15/2020116,700 shares $1.14 million -11.4%0.6%1.3 $9.78 SPOK Short Interest - Frequently Asked Questions What is Spok's current short interest? Short interest is the volume of Spok shares that have been sold short but have not yet been covered or closed out. As of May 15th, traders have sold 141,500 shares of SPOK short. 0.78% of Spok's shares are currently sold short. Learn More on Spok's current short interest. What is a good short interest ratio for Spok? 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. SPOK shares currently have a short interest ratio of 1.0. Learn More on Spok's short interest ratio. What is a good short interest percentage for Spok? 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. 0.78% of Spok's floating shares are currently sold short. Is Spok's short interest increasing or decreasing? Spok saw a decline in short interest in May. As of May 15th, there was short interest totaling 141,500 shares, a decline of 49.0% from the previous total of 277,600 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. How does Spok's short interest compare to its competitors? 0.78% of Spok's shares are currently sold short. Here is how the short interest of companies compare to Spok: Shenandoah Telecommunications (4.39%), Crown Castle Inc. (1.38%), SBA Communications Co. (2.84%), United States Cellular Co. (7.92%), Telephone and Data Systems, Inc. (5.55%), BlackBerry Limited (6.01%), Sidus Space, Inc. (4.70%), Siyata Mobile Inc. (23.69%), T-Mobile US, Inc. (3.00%), Chunghwa Telecom Co., Ltd. (0.15%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($29.20 billion), Strategy Incorporated ($10.88 billion), iShares 20+ Year Treasury Bond ETF ($10.04 billion), Capital One Financial Co. ($5.51 billion), Charter Communications, Inc. ($5.00 billion), Super Micro Computer, Inc. ($4.43 billion), Apollo Global Management, Inc. ($4.02 billion), Hims & Hers Health, Inc. ($3.65 billion), VanEck Semiconductor ETF ($3.27 billion), and Coinbase Global, Inc. ($3.10 billion). View all of the most shorted stocks. What does it mean to sell short Spok stock? Short selling SPOK is an investing strategy that aims to generate trading profit from Spok as its price is falling. SPOK shares are trading up $0.10 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 Spok? A short squeeze for Spok 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 SPOK, which in turn drives the price of the stock up even further. How often is Spok'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 SPOK, twice per month. The most recent reporting period available is May, 15 2025. More Short Interest Resources from MarketBeat Related Companies Shenandoah Telecommunications Short Squeeze Crown Castle Short Squeeze SBA Communications Short Squeeze United States Cellular Short Squeeze Telephone and Data Systems Short Squeeze BlackBerry Short Squeeze Sidus Space Short Squeeze Siyata Mobile Short Squeeze T-Mobile US Short Squeeze Chunghwa Telecom Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:SPOK) was last updated on 6/10/2025 by MarketBeat.com Staff From Our PartnersBanks aren’t ready for this altcoin—are you?While everyone's distracted by Bitcoin's moves, a stealth revolution is underway. 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