Fivespan Partners has disclosed a 5.1% stake in BlackLine, worth approximately $138.6 million, just two days after the software company settled with another activist, Engaged Capital. The San Francisco hedge fund intends to engage management on board composition and mergers and acquisitions strategy. The move follows BlackLine's appointment of M&A veteran Storm Duncan to its board and newly formed Strategic Committee, which will evaluate potential transactions. Last year, BlackLine reportedly declined a $66 per share acquisition offer from SAP, nearly double its recent trading price. Fivespan believes BlackLine's shares are undervalued and may seek board representation. BlackLine CEO Owen Ryan maintains the company is executing a clear growth plan focused on AI capabilities. Shares rose 1% following the disclosure.

BlackLine's Founder Therese Tucker honored on the Forbes America's Greatest Innovators List. Rhea-AI Impact Rhea-AI Sentiment (Very Positive) Rhea-AI summary. BlackLine (NASDAQ: BL) announced founder Therese Tucker was named #70 on the Forbes 250: America's Greatest Innovators list on March 11, 2026. Tucker founded BlackLine in 2001, led the IPO in 2016, transitioned to Founder in October 2025, and helped scale the platform to serve over 4,300 customers and 300,000 finance professionals. Key figures. Forbes Innovators Rank: #70 Innovators List Size: 250 leaders Company age: 25 years +5 more Market reality check. Price: $36.88 Vol: Volume 1,195,696 is below... normal vol Peers on argus. BL fell 2.64% while key software peers also declined: ASAN -6.13%, INTA -5.49%,... Historical context. 5 past events · Latest: Mar 03 (Positive) Pattern 5 events Market pulse summary. This announcement spotlights Founder Therese Tucker's inclusion at #70 on Forbes' 250 America's Grea... Key terms. saas, ipo, ai-driven finance AI-generated analysis. Not financial advice. 03/11/2026 - 09:00 AM Therese Tucker Recognized As A Visionary Leader Who Has Set The Global Standard For Financial Automation LOS ANGELES, March 11, 2026 (GLOBE NEWSWIRE) - BlackLine, Inc., (Nasdaq: BL), the future-ready platform for the Office of the CFO, today announced Founder Therese Tucker has been named #70 on the Forbes 250: America's Greatest Innovators List. Tucker was recognized for establishing BlackLine and creating an industry-defining platform that sets the global standard for automating and modernizing corporate finance and accounting. The inaugural Forbes America's Greatest Innovators List recognizes 250 visionary leaders who have successfully scaled and commercialized groundbreaking ideas to widespread adoption, creating meaningful societal impact. Released as the nation marks its 250th birthday in 2026, the list celebrates individuals who exemplify America's creative spirit - entrepreneurs and executives who have introduced transformative breakthroughs, reshaped industries, and in some cases, built entirely new ones. "To be recognized by Forbes is a tremendous honor. My vision was always to transform the work of finance and accounting professionals, but a vision only becomes reality through the dedication of a passionate team and the partnership of incredible customers," says Therese Tucker. "This award is a testament to our collective achievement. I'm so proud that the mission we started 25 years ago - to empower our users to become strategic leaders - continues to energize us all and redefine our industry." Tucker founded BlackLine 25 years ago, in 2001, and led the team to design its initial product offerings before leading the company's pivotal shift to a SaaS/cloud business model in 2007. She subsequently became one of the first female tech company founders to take a company public and led the organization's IPO in 2016. In 2023-25 Tucker served as the Co-CEO of the company, alongside Co-CEO Owen Ryan, when in October 2025 she stepped into the Founder role. In that executive role, she helps support and guide the company's largest customers as they navigate their transformation journeys. Tucker's exceptional leadership has guided BlackLine through periods of rapid growth and expansion, solidifying its position as a global leader in its field. Today, BlackLine serves over 4,300 customers, while more than 300,000 finance and accounting professionals rely on BlackLine globally to navigate AI-driven finance and continuous innovation, transforming their financial operations into a strategic engine for growth. The recognition further underscores Tucker's career and significant contributions she has made in the software and financial services sector. By transforming the way organizations manage their financial operations, Tucker has earned widespread recognition and numerous accolades, including: See the full list of honorees in the Forbes 250: America's Greatest Innovators List here. About BlackLine BlackLine (Nasdaq: BL), the future-ready platform for the Office of the CFO, drives digital finance transformation by empowering organizations with accurate, efficient, and intelligent financial operations. BlackLine's comprehensive Studio360 platform addresses mission-critical processes, including record-to-report and invoice-to-cash, enabling unified and accurate data, streamlined and optimized processes, and real-time insight through visibility, automation, and AI. BlackLine's proven, collaborative approach ensures continuous transformation, delivering immediate impact and sustained value. With a proven track record of innovation, industry-leading R&D investment, and world-class security practices, more than 4,300 customers across multiple industries partner with BlackLine to lead their organizations into the future. For more information, please visit blackline.com. Faq. Why was Therese Tucker of blackline (BL) named to Forbes 250 on March 11, 2026? She was honored for creating an industry-defining financial automation platform and scaling it to broad adoption. According to the company, Tucker's leadership advanced automation in corporate finance and helped BlackLine achieve widespread customer and industry impact. What does Therese Tucker's Forbes #70 honor mean for blackline (BL) investors? The recognition highlights leadership and brand strength rather than financial metrics. According to the company, the award underscores Tucker's role in building BlackLine's market position and long-term customer relationships that support recurring revenue. When did Therese Tucker step into the Founder role at blackline (BL)? Tucker transitioned to the Founder role in October 2025 and previously served as Co-CEO through 2023-25. According to the company, she now supports major customers and guides strategic transformation efforts. How large is blackline's customer and user base as cited in the March 11, 2026 announcement? BlackLine serves over 4,300 customers and more than 300,000 finance and accounting professionals globally. According to the company, these users leverage the platform for AI-driven finance and continuous innovation.

BlackLine (BL) adds independent directors after Engaged Capital cooperation deal. Filing Impact Filing Sentiment Rhea-AI Filing summary. BlackLine, Inc. reached a cooperation agreement with Engaged Capital and is adding two new independent directors to its Board. Storm Duncan will serve as a Class III director and join the Strategic Committee, while Megan Prichard will serve as a Class II director and join key Board committees. The company highlights projected 2026 revenue growth of 9.1% to 9.6%, record bookings in 2025 and nearly a 6% increase in non-GAAP operating margins over the past two years. BlackLine also notes strong momentum for its AI tool, Verity, with customer adoption rising 50% between the third and fourth quarters of 2025. Insights. BlackLine aligns with Engaged Capital and deepens its Board's tech and M&A expertise. BlackLine has entered into a cooperation agreement with Engaged Capital, adding two independent directors with backgrounds in technology, AI and M&A. This reflects constructive engagement with a significant shareholder and brings specialized skills to both the full Board and its Strategic Committee. Management pairs this governance update with business commentary: projected 2026 revenue growth of 9.1% to 9.6%, record 2025 bookings, and non-GAAP operating margin expansion of nearly 6% over two years. Adoption of its AI tool Verity increased 50% between Q3 and Q4 2025, suggesting growing customer interest in its AI-enabled platform. While these figures are forward-looking and subject to risks detailed in the company's risk disclosures, they frame the cooperation agreement within a broader strategy focused on AI capabilities, operating efficiency and potential strategic transactions overseen by the refreshed Board and Strategic Committee. 03/10/2026 - 05:21 PM Faq. What did BlackLine (BL) announce in its cooperation agreement with Engaged Capital? BlackLine entered a cooperation agreement with Engaged Capital and added two independent directors, Storm Duncan and Megan Prichard, to its Board. Duncan joins the Strategic Committee, while Prichard joins the Compensation and Technology and Cybersecurity Committees, enhancing governance and technology expertise. Who are the new BlackLine (BL) board members and what experience do they bring? BlackLine appointed Storm Duncan and Megan Prichard as independent directors. Duncan brings three decades in technology M&A and CEO experience, while Prichard offers a background in disruptive technologies and mobility from roles at Uber, Cruise, Ford, and McKinsey, plus entrepreneurial experience with JustMovedHere.com. How is BlackLine (BL) describing its growth outlook and margins for 2026? BlackLine projects revenue growth accelerating to a range of 9.1% to 9.6% in 2026. Management also notes record bookings in 2025 and that non-GAAP operating margins have increased by nearly 6% over the past two years, reflecting efficiency gains alongside growth efforts. What update did BlackLine (BL) provide on adoption of its AI tool Verity? BlackLine reported that customer adoption of its AI tool, Verity, increased 50% between the third and fourth quarters of 2025. Verity provides embedded, auditable AI capabilities for finance teams, and its rising adoption indicates growing customer use of BlackLine's AI-driven automation features. How does Engaged Capital characterize its involvement with BlackLine (BL)? Engaged Capital describes working collaboratively with BlackLine's Board on the director appointments and governance improvements. It highlights Storm Duncan's technology M&A background and Megan Prichard's disruptive technology and AI experience as valuable, independent perspectives aimed at maximizing value for all stockholders. What is BlackLine's (BL) core business focus as described in this filing? BlackLine positions itself as a future-ready platform for the Office of the CFO, focused on digital finance transformation. Built on its Studio360 platform and powered by Verity AI capabilities, it unifies financial data, streamlines processes and provides real-time insights to more than 4,300 customers worldwide. Filing exhibits & attachments. 5 documents Press releases. Agreements & contracts.