Looking at this filing, it's a press release (8-K or PR Newswire announcement) about Appian's TACTMIS deployment for the US Army. Let me check the substantive disclosure content - this is clearly over 150 words of substantive content, so I proceed. The ticker is confirmed as NASDAQ:APPN from the filing text itself.

Appian (NASDAQ:APPN) announced on October 29, 2026 that the U.S. Army fielded the initial release of the Total Army Combat and Training Munitions Information System (TACTMIS), built on Appian Defense Cloud and delivered in 110 days from contract award date.

Key Highlights

  • 110-day delivery: The initial release of TACTMIS was delivered in 110 days from the contract award date, executed through the Army Enterprise Agreement.
  • 10,000+ global users: TACTMIS serves more than 10,000 global users across the Active Army, Army National Guard, Army Reserve, and joint partners.
  • Impact Level 5 designation: The system is built on Appian Defense Cloud with an IL5 security designation.
  • Agent adoption growth: According to Appian data, agent use grew over 25-fold in the first 3 months of operation.
  • 14 operational grids: Embedded agents support contextual search across 14 operational grids to help users find records.
  • Future classified increment planned: A planned enhancement includes a classified capability increment designed to support near-real-time combat munitions requirements and expenditure reporting.

Appian Defense Cloud Powers Army Munitions Modernization with TACTMIS

According to the announcement, TACTMIS serves as the Army's authoritative source for managing munitions requirements, authorizations, forecasting, and expenditure reporting. The system replaced "disconnected emails, spreadsheets, and fragmented legacy workflows with a modern, cloud-based enterprise platform," the filing stated. It automates requirements calculations and centralizes authorization management, electronic request processing, expenditure reconciliation, and enterprise reporting.

The filing disclosed that TACTMIS uses Appian data fabric to orchestrate processes across existing Army and Department of War enterprise systems, increasing visibility of munitions demand and usage. The system supports Army-wide readiness reporting, planning, programming, budgeting, and execution processes. John Hinnant, Chief of Munitions, Headquarters, Department of the Army, Deputy Chief of Staff, G3/5/7, was quoted as saying that TACTMIS "represents an important milestone in the Army's broader modernization effort" and that the "initial capability establishes the foundation for delivering new functionality more rapidly as mission requirements evolve."

Appian noted that agent use grew over 25-fold in the first 3 months of operation, driven primarily by personnel using assistants for daily operational tasks. Planned future enhancements, as disclosed in the filing, include a classified capability increment to support near-real-time combat munitions requirements and expenditure reporting. The company stated that Army leaders and developers can refine processes and business rules as operational needs evolve, "without lengthy redevelopment cycles."

What Was Disclosed

Appian announced the fielding of the initial release of TACTMIS for the U.S. Army, delivered in 110 days through the Army Enterprise Agreement on Appian Defense Cloud with IL5 designation, serving more than 10,000 global users.