Free Trial
→ June 12: Elon Musk’s “Day-One Retirement Plan.” (From Brownstone Research) (Ad)tc pixel Free HOWL Stock Alerts

Werewolf Therapeutics (HOWL) Short Interest Ratio & Short Volume

Werewolf Therapeutics logo
$0.44 0.00 (0.00%)
Closing price 05/22/2026 04:00 PM Eastern
Extended Trading
$0.44 0.00 (-0.81%)
As of 05/22/2026 07:56 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 Massive. Learn more.
Compare

Werewolf Therapeutics Short Interest Overview

As of April 30, 2026, Werewolf Therapeutics (HOWL) had a short interest of 726,859 shares sold short, representing 1.96% of the public float. This marks a -7.69% decrease in short interest since the prior report. The short interest ratio (days to cover) is 2.4, meaning it would take 2.4 days of the average trading volume of 647,242 shares to cover all short positions.

Current Short Interest
726,859 shares
Previous Short Interest
787,448 shares
Change Vs. Previous Month
-7.69%
Dollar Volume Sold Short
$523.05 thousand
Short Interest Ratio
2.4 Days to Cover
Last Record Date
April 30, 2026
Outstanding Shares
48,600,000 shares
Short Percent of Float
1.96%
Today's Trading Volume
618,260 shares
Average Trading Volume
647,242 shares
Today's Volume Vs. Average
96%
Short Selling Werewolf Therapeutics?
A Guide To High-Short-Interest Stocks

Sign up to receive the latest short interest report for Werewolf Therapeutics and its competitors with MarketBeat's FREE newsletter.

Get Report
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Charts & View Short Interest History
Short Interest ChartDays to Cover ChartShort Percent of Float Chart

HOWL Short Interest Over Time

HOWL Days to Cover Over Time

HOWL Percentage of Float Shorted Over Time

Werewolf Therapeutics Tesla Short Interest History & Recent Changes

Export
Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
4/30/2026726,859 shares $523.05 thousand -7.7%2.0%2.37 $0.72
4/15/2026787,448 shares $724.14 thousand -43.1%2.1%2.12 $0.92
3/31/20261,383,049 shares $1.15 million -1.4%3.7%5.1 $0.83
3/13/20261,402,079 shares $1.09 million -32.3%3.8%2.82 $0.78
2/27/20262,069,809 shares $1.24 million +1.0%5.6%5.02 $0.60
2/13/20262,050,094 shares $1.34 million -15.3%5.5%6.22 $0.65
1/30/20262,419,408 shares $1.60 million +5.8%6.5%4.63 $0.66
1/15/20262,286,905 shares $1.26 million +7.9%6.2%4.7 $0.55
12/31/20252,118,631 shares $1.34 million +45.2%5.7%1.63 $0.63
12/15/20251,459,615 shares $1.50 million +42.4%3.9%3.07 $1.03
11/28/20251,025,313 shares $1.02 million +32.5%2.8%2.15 $1.00
11/14/2025774,065 shares $710.75 thousand -14.3%2.1%1.12 $0.92
10/31/2025902,853 shares $1.18 million +9.6%2.4%1.18 $1.31
10/15/2025824,100 shares $1.45 million -3.7%2.4%1.2 $1.76
9/30/2025855,800 shares $1.69 million +4.0%2.5%1.4 $1.97
9/15/2025822,800 shares $1.18 million -3.0%2.4%2 $1.43
8/31/2025848,200 shares $1.11 million -13.6%2.5%2.6 $1.31
8/15/2025982,000 shares $1.31 million +19.7%2.9%2.5 $1.33
7/31/2025820,500 shares $992.81 thousand -21.1%2.5%1.6 $1.21
7/15/20251,040,000 shares $1.36 million -21.2%3.1%2 $1.31
6/30/20251,320,000 shares $1.44 million -28.3%4.0%2.6 $1.09
6/15/20251,840,000 shares $2.24 million -11.1%5.6%4.2 $1.22
5/31/20252,070,000 shares $2.55 million -6.8%6.3%5 $1.23
5/15/20252,220,000 shares $2.46 million +3.3%6.7%6 $1.11
4/30/20252,150,000 shares $1.94 million -4.9%6.5%8.1 $0.90
4/15/20252,260,000 shares $1.94 million +15.3%6.8%8.8 $0.86
3/31/20251,960,000 shares $1.91 million -2.0%5.9%7.1 $0.97
3/15/20252,000,000 shares $2.40 million +1.5%6.0%7.2 $1.20
2/28/20251,970,000 shares $2.44 million +5.4%6.0%6.6 $1.24
2/15/20251,870,000 shares $2.79 million +4.5%5.7%5.8 $1.49
1/31/20251,790,000 shares $2.40 million -3.8%5.4%4.6 $1.34
1/15/20251,860,000 shares $2.59 million +8.1%5.7%2.9 $1.39
12/31/20241,720,000 shares $2.55 million +13.2%5.2%2.2 $1.48
12/15/20241,520,000 shares $2.51 million +23.6%4.6%2 $1.65
11/30/20241,230,000 shares $2.46 million -6.1%3.8%1.7 $2.00
11/15/20241,310,000 shares $2.32 million +6.5%4.0%1.9 $1.77
10/31/20241,230,000 shares $3.14 million +58.5%3.8%2 $2.56
10/15/2024776,000 shares $1.56 million -25.4%2.6%1.5 $2.01
9/30/20241,040,000 shares $2.20 million -7.1%3.4%5.6 $2.12
9/15/20241,120,000 shares $2.62 million +3.7%3.7%3.8 $2.34
June 12: Elon Musk’s “Day-One Retirement Plan.” (Ad)

SpaceX is expected to go public on June 12 - and for the first time, everyday investors may have a way in before the IPO. Jeff Brown, who identified Bitcoin, Tesla, and Nvidia before gains as high as 52,400%, 2,150%, and 32,000% respectively, is sharing the details on how to claim a stake in Elon Musk's company before it hits public markets.tc pixel

See exactly how to position yourself in SpaceX before June 12
8/31/20241,080,000 shares $2.33 million +1.9%3.6%3.5 $2.16
8/15/20241,060,000 shares $2.14 million +3.9%3.5%3.3 $2.02
7/31/20241,020,000 shares $2.30 million -2.9%3.4%3.2 $2.25
7/15/20241,050,000 shares $3.00 million +55.1%3.5%3.4 $2.86
6/30/2024677,100 shares $1.65 million +38.8%2.3%2.2 $2.44
6/15/2024487,900 shares $1.47 million +4.0%1.6%2.3 $3.01
5/31/2024469,100 shares $2.43 million +26.1%1.6%2.5 $5.17
5/15/2024372,000 shares $1.80 million -10.3%1.3%2 $4.85
4/30/2024414,500 shares $2.59 million +1.1%1.4%2.2 $6.24
4/15/2024410,100 shares $2.25 million -13.1%1.4%1.7 $5.49
3/31/2024472,000 shares $3.06 million +9.3%1.6%2 $6.48
3/15/2024432,000 shares $2.65 million -7.1%1.6%1.7 $6.14
2/29/2024464,800 shares $3.22 million +5.0%1.7%1.7 $6.92
2/15/2024442,600 shares $2.79 million +101.9%2.0%1.7 $6.30
1/31/2024219,200 shares $1.01 million -11.8%1.0%0.8 $4.63
1/15/2024248,600 shares $1.25 million -13.2%1.1%0.3 $5.04
12/31/2023286,500 shares $1.11 million -4.6%N/A0.3 $3.86
12/15/2023300,200 shares $897.60 thousand -27.0%1.3%0.3 $2.99
11/30/2023411,400 shares $1.01 million -20.7%1.8%0.5 $2.45
11/15/2023518,500 shares $1.14 million +62.9%2.3%0.6 $2.20
10/31/2023318,400 shares $796 thousand +562.0%1.4%0.4 $2.50
10/15/202348,100 shares $111.11 thousand +14.3%0.2%1.5 $2.31
9/30/202342,100 shares $90.09 thousand +10.8%0.2%1.2 $2.14
9/15/202338,000 shares $97.66 thousand -5.0%0.2%1 $2.57
8/31/202340,000 shares $109.60 thousand -36.1%0.2%1 $2.74
8/15/202362,600 shares $157.13 thousand +37.6%0.3%1.4 $2.51
7/31/202345,500 shares $122.40 thousand -18.3%0.2%1.1 $2.69
7/15/202355,700 shares $176.01 thousand -10.0%0.3%1.4 $3.16
6/30/202361,900 shares $188.80 thousand +36.6%0.3%1.6 $3.05
6/15/202345,300 shares $150.85 thousand -22.4%0.2%1.1 $3.33
5/31/202358,400 shares $186.30 thousand +14.5%0.3%1.4 $3.19
5/15/202351,000 shares $143.31 thousand No Change0.2%1 $2.81
10/31/2022153,500 shares $454.36 thousand -1.7%1.0%1.6 $2.96
10/15/2022156,200 shares $657.60 thousand -15.5%1.0%1.8 $4.21
9/30/2022184,900 shares $833.90 thousand +42.7%N/A2.7 $4.51
9/15/2022129,600 shares $789.26 thousand -10.3%0.9%0.9 $6.09
8/31/2022144,500 shares $731.17 thousand -23.9%1.0%1 $5.06
8/15/2022189,800 shares $1.09 million -28.5%1.4%1.3 $5.74
7/31/2022265,300 shares $1.21 million -15.1%2.0%1.8 $4.56
7/15/2022312,500 shares $1.47 million -37.7%2.4%1.8 $4.70
6/30/2022501,600 shares $2.05 million -50.8%3.8%1.3 $4.09
6/15/20221,020,000 shares $4.73 million +2.4%7.8%2.6 $4.64
5/31/2022996,100 shares $3.78 million +7.4%7.6%3 $3.79
5/15/2022927,900 shares $4.40 million +1.7%7.1%2.8 $4.74
4/30/2022912,000 shares $4.06 million +19.3%7.0%2.9 $4.45
4/15/2022764,400 shares $3.51 million +76.5%5.8%2.6 $4.59
3/31/2022433,000 shares $1.91 million +6.6%N/A1.5 $4.40
3/15/2022406,200 shares $1.86 million +19.6%3.1%5.5 $4.59
2/28/2022339,600 shares $2.43 million +15.3%2.6%2.8 $7.16
2/15/2022294,500 shares $2.21 million +3.6%2.3%2.4 $7.49
Porter flew 3,300 miles to investigate this system (Ad)

Porter Stansberry flew the Porter and Co. team 3,300 miles to Dublin to investigate a 17-year investing experiment called Project Prophet - and documented everything on film. Rooted in the laws of physics, this quantitative approach challenges conventional wealth-building wisdom. With 17 years of verified data behind it, Porter calls it unlike anything he has seen in nearly 30 years in the business.tc pixel

Watch the full investigation and decide for yourself
1/31/2022284,200 shares $2.59 million -60.8%2.2%2.3 $9.11
1/15/2022725,100 shares $6.47 million -7.2%N/A0 $8.92
12/31/2021781,700 shares $9.31 million +23.0%6.0%7.4 $11.91
12/15/2021635,300 shares $8.85 million -2.6%4.9%6.6 $13.93
11/30/2021651,900 shares $9.45 million -1.0%N/A14.4 $14.49
11/15/2021658,300 shares $10.52 million -3.2%5.0%26.3 $15.98
10/29/2021680,100 shares $10.66 million +0.0%4.4%32.4 $15.67
10/15/2021680,000 shares $11.61 million +2.5%4.4%34 $17.07
9/30/2021663,300 shares $11.38 million -2.0%4.3%25.5 $17.16
9/15/2021676,600 shares $11.71 million +3.9%4.6%11.3 $17.30
8/31/2021651,400 shares $11.59 million -0.8%4.4%8.7 $17.80
8/13/2021656,400 shares $9.48 million No Change4.4%7 $14.44

HOWL Short Interest - Frequently Asked Questions

Short interest is the volume of Werewolf Therapeutics shares that have been sold short but have not yet been closed out or covered. As of April 30th, investors have sold 726,859 shares of HOWL short. 1.96% of Werewolf Therapeutics' shares are currently sold short. Learn More on Werewolf Therapeutics' 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. HOWL shares currently have a short interest ratio of 2.4. Learn More on Werewolf Therapeutics'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. 1.96% of Werewolf Therapeutics' floating shares are currently sold short.

Werewolf Therapeutics saw a decline in short interest in the month of April. As of April 30th, there was short interest totaling 726,859 shares, a decline of 7.7% from the previous total of 787,448 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.

1.96% of Werewolf Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Werewolf Therapeutics: Cue Biopharma, Inc. (9.08%), eXoZymes Inc. (0.54%), Forum Markets, Inc (21.58%), BioHarvest Sciences Inc. (0.33%), biote Corp. (5.54%), Rallybio Corporation (33.15%), Prima BioMed Ltd (4.38%), XBiotech Inc. (0.83%), Seres Therapeutics, Inc. (5.86%), Citius Oncology, Inc. (0.80%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($86.09 billion), Invesco QQQ ($39.89 billion), iShares Russell 2000 ETF ($26.13 billion), Western Digital Corporation ($12.66 billion), Salesforce Inc. ($12.29 billion), Sandisk Corporation ($11.87 billion), SPDR S&P Biotech ETF ($9.82 billion), Lumentum Holdings Inc. ($8.51 billion), iShares 20+ Year Treasury Bond ETF ($7.76 billion), and Bloom Energy Corporation ($7.40 billion). View all of the most shorted stocks.

Short selling HOWL is an investing strategy that aims to generate trading profit from Werewolf Therapeutics as its price is falling. 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 Werewolf Therapeutics 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 HOWL, 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 HOWL, twice per month. The most recent reporting period available is April, 30 2026.

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

  • 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

This page (NASDAQ:HOWL) was last updated on 5/26/2026 by MarketBeat.com Staff.
From Our Partners
Hey, it's Jon Najarian. The SpaceX IPO is right around the corner. But I discovered Elon may have something BIGGER planned. Check this out before June 9th...
After being invited to the SpaceX launch headquarters in Cape Canaveral from one of Elon's top lobbyists… Hall...
Banyan Hill Publishing | Sponsoredtc pixel
Trump Is Eyeing the Biggest Monetary Shift Since Nixon
On August 15, 1971, Nixon ended the Bretton Woods agreement and untethered the dollar from gold. Since that ni...
Americas Gold Company | Sponsoredtc pixel
The SpaceX supplier that shipped 5 billion chips to Starlink
When Nvidia surged 770%, its data center cooling supplier Vertiv climbed 1,700%. When Apple ran 2,000%, suppli...
Weiss Ratings | Sponsoredtc pixel
Trump's gold order: the announcement they won't put on the front page
On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...
Reagan Gold Group | Sponsoredtc pixel
Your book attached
Bill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time throug...
Profits Run | Sponsoredtc pixel
Three companies about to leapfrog Nvidia [And transform the entire industry]
Futurist George Gilder - who predicted the smartphone years before the iPhone launched - believes today's AI d...
Eagle Publishing | Sponsoredtc pixel
June 4: The day smart money moves (not June 12)
Everyone is watching June 12 - the SpaceX listing date. The real deadline is June 4, when Goldman Sachs, Morga...
Behind the Markets | Sponsoredtc pixel
My crisis of conscience
Emmet Savage - named in Irish America's Wall Street 50 as one of the most successful investors in the world - ...
Porter & Company | Sponsoredtc pixel