Filing Flows › GCT Semiconductor Holding (GCTS) › Q4 2025
GCT Semiconductor Holding (GCTS) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Mar 25, 2026
GCT Semiconductor Holding (GCTS) reported revenue of $758K for the fourth quarter 2025 (Q4 2025), -58% from a year earlier and +76% from the quarter before.
GCT Semiconductor Holding, Q4 2025: revenue $758K (-58% year over year), net loss $9.0M, operating cash flow −$7.2M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $758K | +76% | -58% |
| Operating profit | −$12.0M | — | — |
| Net earnings | −$9.0M | — | — |
| Operating cash flow | −$7.2M | — | — |
What changed
Revenue was $758K in Q4 2025, down 58% year over year and up 76% from the previous quarter. Product was the largest line at 64% of revenue.
Operating costs exceeded revenue by $12.0M, an operating margin of -1577.0%. The fastest-growing cost line was General & admin (+140%). The quarter ended with a net loss of $9.0M, narrower than the previous quarter's $13.8M loss. Non-operating items added $3.5M, -42% of pre-tax earnings, so the bottom line overstates operating performance.
Operating cash flow was −$7.2M. Non-cash charges added back $238K of depreciation and amortization and $3.4M of share-based compensation. Working capital and other items used $1.9M. Capital expenditures of $1.3M exceeded it, leaving free cash flow of −$8.5M.
Questions
What was GCT Semiconductor Holding's revenue in the fourth quarter 2025?
GCT Semiconductor Holding (GCTS) reported revenue of $758K for the fourth quarter 2025 (Q4 2025), -58% from a year earlier and +76% from the quarter before.