Ribbon Communications (RBBN) Change in Inventory (2017 - 2026)

Ribbon Communications has disclosed Change in Inventory across 10 years of filings, most recently posting $4.6 million for Q1 2026.

• Change in Inventory for Q1 2026 came in at $4.6 million, up 197.54% year-over-year; the trailing twelve-month figure through Mar 2026 was $2.8 million (up 260.15% YoY), and the FY2025 annual result was -$234000.0, down 106.47% from the prior year.
• Change in Inventory came in at $4.6 million for Q1 2026 at Ribbon Communications, up from -$616000.0 in the prior quarter.
• In the past five years, Change in Inventory ranged from a high of $11.8 million in Q1 2022 to a low of -$2.8 million in Q3 2024.
• The 5-year median for Change in Inventory is $2.1 million (2023), against an average of $3.0 million.
• Across the five-year window, Change in Inventory tumbled 231.77% in 2024 and soared 4800.0% in 2025, its largest moves.
• Ribbon Communications' Change in Inventory stood at $8.1 million in 2022, then dropped by 21.28% to $6.4 million in 2023, then slumped by 68.84% to $2.0 million in 2024, then slumped by 131.02% to -$616000.0 in 2025, then soared by 846.75% to $4.6 million in 2026.
• The last three Change in Inventory figures came in at $4.6 million (Q1 2026), -$616000.0 (Q4 2025), and -$2.4 million (Q3 2025), per Business Quant data.