BlackSky Short Interest Rises to 24.6%
Welcome to this week's installment of "The Short Interest Report" - The Fly's weekly recap of short interest trends among some of the most widely followed high-short-float stocks. Using the data from our partner, which utilizes the latest information from stock lenders to estimate short interest changes for thousands of publicly traded companies, this report will screen for some of biggest changes in short interest as a percentage of free float and days-to-cover ratios while also considering the short interest data on some of the more volatile and heavier-traded names of the week. Based on the availability of data from Ortex, the report tracks the trading period that covers prior Friday through Thursday of this week, excluding holidays. As a basis of comparison for stocks discussed below, the S&P 500 index was down 2.5%, the Nasdaq Composite was down 3.8%, the Russell 2000 index was down 0.5, the Russell 2000 Growth ETFwas down 1.3% and the Russell 2000 Value ETFwas flat in the five-day trading session range through June 11.SHORT INTEREST GAINERSOrtex-reported short interest in BlackSky Technologytroughed at a 9-month low of just below 20% on May 26 as the stock price was rounding out a nearly 3-times swing since the start of the year and a quadrupling since November lows. A timely downgrade from Jefferies suggesting that the excitement regarding space-themed stocks heading into the SpaceX IPO could be misplaced grounded the stock, however, and shares have since shed nearly 40% from their May 28 peak while also sparking renewed bearish interest. This week, short interest as a percentage of free float lifted from 21.9% to a three-month high of 24.6%, days-to-cover rose from 3.3 to 3.6 while the stock price fell 9.3%, with another 10% retreat on Friday. Year-to-date, BlackSky is still up a hefty 73%.Ortex-reported short interest in Summit Therapeuticstroughed just under 21% on May 18, rising gradually over the subsequent three weeks and then spiking sharply over the past few sessions. In the five-day period covered through Friday, Summit Therapeutics' short interest as a percentage of free float spiked from 22.7% to 28.0% - a three-week high. With a pick-up in trading volume over the past 10 trading days, days-to-cover on the name is up more incrementally, rising from 7.5 to 8.5 – a two-week high. The stock was off by 12% this week at a two-year-low, with the selloff gathering steam after the company's $500M equity offering. Shares also remain down 23% year-to-date.Ortex-reported short interest on Bobs Discount Furniturepeaked at a record-high of 28% on May 15, receded to 20% over the next two weeks, but has since bounced back toward those highs in June with rangebound price action in shares soothing any potential concerns of a violent short squeeze. This week, shorts as a percentage of free float rose from 23.7% to 27.5% and days-to-cover ticked up from 5.5 to 6.5. The stock was up about 2% in the five-day period covered but remains down 18% year to date. Assuming Friday's 3% gains hold, Bobs Discount is now down 19% from its IPO pricing level of $17.Ortex-reported short interest in Avis Budgettroughed at one-year lows around 35% on May 21 as bears took profits in conjunction with shares giving back the vast majority of their whopping 800% March-April gains. The stock appears to have found some footing, however, and while the advance from mid-May lows is far more gradual, shorts are accumulating into strength. This week, short interest as a percentage of free float rose from 39.6% to 45.8%, days-to-cover increased from 2.1 to 2.5%, and the stock advanced 9.7% in the five-day period through Thursday. Year-to-date, Avis Budget is now up 45%.SHORT INTEREST DECLINERSOrtex-reported short interest in HighPeak Energypeaked at a record high of 42.3% in the first week of June but fell sharply this week, sliding all the way down to a two-month low of 29%. Days-to-cover on the name also retreated by a meaningful margin, falling from 9.5 to 7.1 – a three-year low. A build-up in short exposure against the backdrop of higher energy prices boosting the sector may have finally culminated in a sharper short-squeeze outflow for the bears. While shares of HighPeak slipped about 3% in the five-day period through Thursday, the stock up 65% year-to-date and up 51% since the start of the Iran war.
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- Contract Approval: BlackSky Technology Inc. has secured multiple U.S. R&D contracts aimed at developing and deploying mission-critical Gen-3 AI solutions, enhancing customers' capabilities in real-time space-based tactical ISR operations, showcasing the company's leadership in the commercial space intelligence sector.
- AI Technology Implementation: By leveraging high-performance AI object detection and identification algorithms, BlackSky will enhance automated target recognition capabilities for customers, thereby accelerating decision-making speed and improving the accuracy of strategic assessments to meet real-time military operational needs.
- Damage Assessment Analytics: The new contracts will also advance the development of AI-driven Battle Damage Detection analytics, enabling decision-makers to quickly evaluate physical and functional damage inflicted on targets during military operations, thus improving battlefield decision-making efficiency.
- Image Clarity Enhancement: The Gen-3 constellation delivers industry-leading 35-centimeter imagery resolution, with AI-driven analytics that not only reduce classification ambiguities but also alleviate cognitive load on human analysts, providing clearer visual information in complex tactical environments.
- Record Revenue: Planet Labs PBC reported approximately $94 million in revenue for Q1 2026, marking a 42% year-over-year increase, indicating strong demand and growth potential in the Earth observation market.
- Robust Backlog: The company reported a backlog exceeding $906 million, suggesting sustainability of future revenues and market confidence, further solidifying its leadership position in the data layer market.
- Significant Cash Flow Improvement: As of April 30, 2026, Planet Labs' cash and short-term investments surged 223% year-over-year to about $731 million, providing strong financial support for future investments and expansion.
- Upward Revenue Guidance: The company raised its full-year revenue guidance to approximately $425–441 million, reflecting the maturation of its business model and strong market demand, signaling potential improvements in profitability going forward.
- Significant Revenue Growth: Planet Labs PBC reported record revenue of approximately $94 million for Q1 2026, marking a 42% year-over-year increase, indicating strong demand and business expansion in the Earth observation market.
- Robust Backlog: The company reported a backlog exceeding $906 million, signaling sustainability of future revenues and market confidence, further solidifying its position in the rapidly growing space economy.
- Improved Cash Flow: As of April 30, 2026, Planet's cash and short-term investments surged 223% year-over-year to about $731 million, providing strong financial support for future investments and expansion.
- Upgraded Profit Guidance: Planet Labs raised its full-year revenue guidance to approximately $425–441 million, reflecting the maturation of its business model and sustained market demand, although profitability challenges remain.
- Market Competition Landscape: Rocket Lab, BlackSky, and Kratos compete across different layers of the space security ecosystem, reflecting a significant shift in defense spending towards resilient satellite networks, real-time intelligence, and launch capabilities, highlighting the strategic importance within the industry.
- Investment Opportunity Signal: Analysts have noted the emergence of a 'Double Down' signal similar to that of Nvidia in 2009, suggesting that these companies may present investment opportunities, particularly given the growth potential in the defense and space sectors.
- Stock Price Performance: As of June 17, 2026, the stock price performance of these companies has become a focal point for investors, with market assessments of their long-term strategic relevance influencing future investment decisions.
- Analyst Recommendations: The Motley Fool recommends Kratos and Rocket Lab, indicating that these companies may possess strong growth potential in the future market, prompting investors to monitor their developments to seize investment opportunities.
- Market Competition Landscape: Rocket Lab, BlackSky, and Kratos compete across different layers of the space security ecosystem, focusing on satellite networks, real-time intelligence, and launch capabilities, showcasing their unique market positioning and strategic directions.
- Shift in Defense Spending: The shift in defense spending towards more resilient satellite networks and real-time intelligence benefits all three companies, potentially driving their long-term growth and market share expansion.
- Investor Focus: A key question for investors is which stock offers the best mix of upside potential and long-term strategic relevance, reflecting market expectations for future demand in space security.
- Price Data Reference: Market prices as of June 17, 2026, indicate that Rocket Lab, BlackSky, and Kratos saw stock price increases of 4.67%, 1.68%, and 1.92% respectively, demonstrating market confidence and investment interest in these companies.
- Launch Speed Innovation: Rocket Lab successfully launched its Victus Haze mission just 16 hours and 42 minutes after receiving the U.S. Space Force's Notice to Launch, breaking its previous record and demonstrating exceptional capability in rapid response to launch demands.
- High Mission Success Rate: After reaching orbit, Rocket Lab fully activated the spacecraft in 37 hours and 36 minutes, well below the Space Force's 72-hour requirement, indicating a significant improvement in its technical maturity and execution efficiency.
- Optimistic Market Outlook: Analysts expect Rocket Lab's revenue to grow at a 39.5% CAGR from 2025 to 2028, with profitability anticipated in the final year, highlighting its potential for future growth.
- Stock Price Volatility Reasons: Despite a nearly 40% decline in Rocket Lab's stock price over the past month, it still trades at 51 times this year's sales, reflecting market confidence in its future while also indicating investor caution towards smaller rocket manufacturers.










